Cambridge JCR migration experience

Information

This documents the experience we had at Cambridge migrating from legacy ContentHostingService to JCRContent (backed by JackRabbit JCR)

Load test results from a dual-core laptop with 4 GB RAM

Testing legacy CHS with DOM (no binary serialization or SAX) - like 2.4.0 and previous

INFO: Executing immediate tests for org.sakaiproject.content.test.LoadTestContentHostingService (2007-11-29 15:17:21,609 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.testrunner.util.TestExecutor,afterPropertiesSet (211))
INFO: Cleanup any existing test data first (if there is any)... (2007-11-29 15:17:21,618 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,testCreateLargeContentSet (200))
INFO: Completed count of all current content items (6) in 2 ms (2007-11-29 15:17:22,358 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,testCreateLargeContentSet (217))
INFO: Current content size (6), Now we will create simulated content... (2007-11-29 15:17:22,359 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,testCreateLargeContentSet (220))
INFO: Completed creation of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_small/) with 10 content items in 584 ms (58.40 microsecs per operation) (2007-11-29 15:17:23,015 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,makeAndFillCollection (494))
INFO: Completed creation of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_big/) with 100 content items in 3773 ms (377.30 microsecs per operation) (2007-11-29 15:17:26,789 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,makeAndFillCollection (494))
INFO: Completed creation of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_huge/) with 400 content items in 12433 ms (1,243.30 microsecs per operation) (2007-11-29 15:17:39,222 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,makeAndFillCollection (494))
INFO: Completed creation of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_large/) with 25 content items in 623 ms (62.30 microsecs per operation) (2007-11-29 15:17:39,846 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,makeAndFillCollection (494))
INFO: Completed creation of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_average/) with 15 content items in 429 ms (42.90 microsecs per operation) (2007-11-29 15:17:40,275 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,makeAndFillCollection (494))
INFO: Completed creation of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_verysmall/) with 5 content items in 137 ms (13.70 microsecs per operation) (2007-11-29 15:17:40,413 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,makeAndFillCollection (494))
INFO: Completed creation of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_tiny/) with 1 content items in 63 ms (6.30 microsecs per operation) (2007-11-29 15:17:40,477 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,makeAndFillCollection (494))
INFO: Completed creation of (7) collections with 556 content items in 18046 ms (32,456.83 microsecs per operation),average size of created items: 155224 bytes (2007-11-29 15:17:40,477 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,testCreateLargeContentSet (232))
INFO: Completed count of all current content items (570) in 10 ms (2007-11-29 15:17:40,488 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,testCreateLargeContentSet (244))
INFO: Test reading generated content and existing content... (2007-11-29 15:17:40,489 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,testReadLargeContentSet (252))
INFO: Completed load of 556 content items in 789 ms (2007-11-29 15:17:41,280 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,testReadLargeContentSet (265))
INFO: Test simulating usage (one thread)... (2007-11-29 15:17:41,280 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,testSimulatedUsageOneThread (273))
INFO: Thread 1: completed 10000 iterations with 500 inserts and 125 removes and 199940 reads (0 misses)in 307239 ms (30,723.90 microsecs per iteration) (2007-11-29 15:22:49,289 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,runTestThread (425))
INFO: complete (2007-11-29 15:22:49,290 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,testSimulatedUsageOneThread (287))
INFO: Starting concurrent caching load test with 10 threads... (2007-11-29 15:22:50,224 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,testSimulatedUsageMultiThread (310))
INFO: Thread 1: completed 1000 iterations with 50 inserts and 12 removes and 19940 reads (0 misses)in 194655 ms (194,655.00 microsecs per iteration) (2007-11-29 15:26:04,912 1_org.sakaiproject.content.test.LoadTestContentHostingService,runTestThread (425))
INFO: 10 threads completed 10000 iterations in 195077 ms (19,507.70 microsecs per iteration) (2007-11-29 15:26:05,302 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,testSimulatedUsageMultiThread (324))
INFO: Test removing generated content... (2007-11-29 15:26:05,304 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,testRemoveLargeContentSet (333))
INFO: Completed removal of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_small/) with 148 content items in 3032 ms (20,486.49 microsecs per item) (2007-11-29 15:26:08,336 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,removeCollection (449))
INFO: Completed removal of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_big/) with 191 content items in 3910 ms (20,471.20 microsecs per item) (2007-11-29 15:26:12,246 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,removeCollection (449))
INFO: Completed removal of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_huge/) with 414 content items in 8862 ms (21,405.80 microsecs per item) (2007-11-29 15:26:21,108 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,removeCollection (449))
INFO: Completed removal of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_large/) with 136 content items in 2752 ms (20,235.29 microsecs per item) (2007-11-29 15:26:23,861 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,removeCollection (449))
INFO: Completed removal of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_average/) with 175 content items in 3607 ms (20,611.43 microsecs per item) (2007-11-29 15:26:27,469 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,removeCollection (449))
INFO: Completed removal of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_verysmall/) with 124 content items in 2434 ms (19,629.03 microsecs per item) (2007-11-29 15:26:29,904 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,removeCollection (449))
INFO: Completed removal of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_tiny/) with 123 content items in 2451 ms (19,926.83 microsecs per item) (2007-11-29 15:26:32,355 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,removeCollection (449))
INFO: Completed removal of (7) created collections with 1311 content items in 27051 ms (20,633.87 microsecs per operation) (2007-11-29 15:26:32,355 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,testRemoveLargeContentSet (341))
INFO: TESTING LoadTestContentHostingService: Tests passed : All 6 test(s) passed (2007-11-29 15:26:32,356 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.testrunner.utils.TestRunnerUtils,executeSpringTests (141))

Testing legacy CHS with SAX (no binary serialization) - like 2.4.x

INFO: Executing immediate tests for org.sakaiproject.content.test.LoadTestContentHostingService (2007-11-29 14:52:14,277 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.testrunner.util.TestExecutor,afterPropertiesSet (211))
INFO: Cleanup any existing test data first (if there is any)... (2007-11-29 14:52:14,287 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,testCreateLargeContentSet (200))
INFO: Completed count of all current content items (6) in 3 ms (2007-11-29 14:52:15,020 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,testCreateLargeContentSet (217))
INFO: Current content size (6), Now we will create simulated content... (2007-11-29 14:52:15,020 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,testCreateLargeContentSet (220))
INFO: Completed creation of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_small/) with 10 content items in 514 ms (51.40 microsecs per operation) (2007-11-29 14:52:15,621 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,makeAndFillCollection (494))
INFO: Completed creation of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_big/) with 100 content items in 3976 ms (397.60 microsecs per operation) (2007-11-29 14:52:19,598 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,makeAndFillCollection (494))
INFO: Completed creation of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_huge/) with 400 content items in 12413 ms (1,241.30 microsecs per operation) (2007-11-29 14:52:32,011 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,makeAndFillCollection (494))
INFO: Completed creation of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_large/) with 25 content items in 674 ms (67.40 microsecs per operation) (2007-11-29 14:52:32,686 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,makeAndFillCollection (494))
INFO: Completed creation of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_average/) with 15 content items in 381 ms (38.10 microsecs per operation) (2007-11-29 14:52:33,067 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,makeAndFillCollection (494))
INFO: Completed creation of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_verysmall/) with 5 content items in 152 ms (15.20 microsecs per operation) (2007-11-29 14:52:33,220 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,makeAndFillCollection (494))
INFO: Completed creation of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_tiny/) with 1 content items in 59 ms (5.90 microsecs per operation) (2007-11-29 14:52:33,280 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,makeAndFillCollection (494))
INFO: Completed creation of (7) collections with 556 content items in 18174 ms (32,687.05 microsecs per operation),average size of created items: 151659 bytes (2007-11-29 14:52:33,281 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,testCreateLargeContentSet (232))
INFO: Completed count of all current content items (570) in 13 ms (2007-11-29 14:52:33,295 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,testCreateLargeContentSet (244))
INFO: Test reading generated content and existing content... (2007-11-29 14:52:33,296 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,testReadLargeContentSet (252))
INFO: Completed load of 556 content items in 564 ms (2007-11-29 14:52:33,860 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,testReadLargeContentSet (265))
INFO: Test simulating usage (one thread)... (2007-11-29 14:52:33,861 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,testSimulatedUsageOneThread (273))
INFO: Thread 1: completed 10000 iterations with 500 inserts and 125 removes and 199940 reads (0 misses)in 214863 ms (21,486.30 microsecs per iteration) (2007-11-29 14:56:09,381 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,runTestThread (425))
INFO: complete (2007-11-29 14:56:09,382 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,testSimulatedUsageOneThread (287))
INFO: Starting concurrent caching load test with 10 threads... (2007-11-29 14:56:09,964 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,testSimulatedUsageMultiThread (310))
INFO: Thread 1: completed 1000 iterations with 50 inserts and 12 removes and 19940 reads (0 misses)in 124760 ms (124,760.00 microsecs per iteration) (2007-11-29 14:58:14,757 1_org.sakaiproject.content.test.LoadTestContentHostingService,runTestThread (425))
INFO: 10 threads completed 10000 iterations in 126047 ms (12,604.70 microsecs per iteration) (2007-11-29 14:58:16,012 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,testSimulatedUsageMultiThread (324))
INFO: Test removing generated content... (2007-11-29 14:58:16,013 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,testRemoveLargeContentSet (333))
INFO: Completed removal of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_small/) with 124 content items in 2457 ms (19,814.52 microsecs per item) (2007-11-29 14:58:18,471 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,removeCollection (449))
INFO: Completed removal of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_big/) with 203 content items in 3701 ms (18,231.53 microsecs per item) (2007-11-29 14:58:22,173 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,removeCollection (449))
INFO: Completed removal of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_huge/) with 440 content items in 8529 ms (19,384.09 microsecs per item) (2007-11-29 14:58:30,703 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,removeCollection (449))
INFO: Completed removal of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_large/) with 140 content items in 2741 ms (19,578.57 microsecs per item) (2007-11-29 14:58:33,444 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,removeCollection (449))
INFO: Completed removal of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_average/) with 150 content items in 2761 ms (18,406.67 microsecs per item) (2007-11-29 14:58:36,205 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,removeCollection (449))
INFO: Completed removal of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_verysmall/) with 135 content items in 2463 ms (18,244.44 microsecs per item) (2007-11-29 14:58:38,669 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,removeCollection (449))
INFO: Completed removal of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_tiny/) with 119 content items in 2122 ms (17,831.93 microsecs per item) (2007-11-29 14:58:40,792 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,removeCollection (449))
INFO: Completed removal of (7) created collections with 1311 content items in 24778 ms (18,900.08 microsecs per operation) (2007-11-29 14:58:40,792 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,testRemoveLargeContentSet (341))
INFO: TESTING LoadTestContentHostingService: Tests passed : All 6 test(s) passed (2007-11-29 14:58:40,793 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.testrunner.utils.TestRunnerUtils,executeSpringTests (141))

Testing legacy CHS with binary serialization - like trunk/2.5.x

INFO: Executing immediate tests for org.sakaiproject.content.test.LoadTestContentHostingService (2007-11-29 17:17:42,193 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.testrunner.util.TestExecutor,afterPropertiesSet (211))
INFO: Cleanup any existing test data first (if there is any)... (2007-11-29 17:17:42,202 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,testCreateLargeContentSet (200))
INFO: Completed count of all current content items (517) in 13 ms (2007-11-29 17:17:42,939 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,testCreateLargeContentSet (217))
INFO: Current content size (517), Now we will create simulated content... (2007-11-29 17:17:42,940 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,testCreateLargeContentSet (220))
INFO: Completed creation of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_small/) with 10 content items in 180 ms (18.00 microsecs per operation) (2007-11-29 17:17:43,130 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,makeAndFillCollection (494))
INFO: Completed creation of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_big/) with 100 content items in 2051 ms (205.10 microsecs per operation) (2007-11-29 17:17:45,182 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,makeAndFillCollection (494))
INFO: Completed creation of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_huge/) with 400 content items in 8296 ms (829.60 microsecs per operation) (2007-11-29 17:17:53,478 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,makeAndFillCollection (494))
INFO: Completed creation of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_large/) with 25 content items in 416 ms (41.60 microsecs per operation) (2007-11-29 17:17:53,895 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,makeAndFillCollection (494))
INFO: Completed creation of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_average/) with 15 content items in 348 ms (34.80 microsecs per operation) (2007-11-29 17:17:54,244 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,makeAndFillCollection (494))
INFO: Completed creation of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_verysmall/) with 5 content items in 94 ms (9.40 microsecs per operation) (2007-11-29 17:17:54,340 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,makeAndFillCollection (494))
INFO: Completed creation of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_tiny/) with 1 content items in 20 ms (2.00 microsecs per operation) (2007-11-29 17:17:54,361 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,makeAndFillCollection (494))
INFO: Completed creation of (7) collections with 556 content items in 11412 ms (20,525.18 microsecs per operation),average size of created items: 148622 bytes (2007-11-29 17:17:54,361 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,testCreateLargeContentSet (232))
INFO: Completed count of all current content items (1081) in 16 ms (2007-11-29 17:17:54,378 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,testCreateLargeContentSet (244))
INFO: Test reading generated content and existing content... (2007-11-29 17:17:54,379 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,testReadLargeContentSet (252))
INFO: Completed load of 914 content items in 412 ms (2007-11-29 17:17:54,792 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,testReadLargeContentSet (265))
INFO: Test simulating usage (one thread)... (2007-11-29 17:17:54,793 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,testSimulatedUsageOneThread (273))
INFO: Thread 1: completed 10000 iterations with 500 inserts and 125 removes and 199940 reads (0 misses)in 97643 ms (9,764.30 microsecs per iteration) (2007-11-29 17:19:32,778 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,runTestThread (425))
INFO: complete (2007-11-29 17:19:32,779 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,testSimulatedUsageOneThread (287))
INFO: Starting concurrent caching load test with 10 threads... (2007-11-29 17:19:33,153 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,testSimulatedUsageMultiThread (310))
INFO: Preparing to send the mail digests for 20071129000000000]20071130000000000 (2007-11-29 17:20:26,653 Timer-2_org.sakaiproject.email.impl.BasicEmailService,sendDigests (272))
INFO: Thread 1: completed 1000 iterations with 50 inserts and 12 removes and 19940 reads (0 misses)in 73211 ms (73,211.00 microsecs per iteration) (2007-11-29 17:20:46,386 1_org.sakaiproject.content.test.LoadTestContentHostingService,runTestThread (425))
INFO: 10 threads completed 10000 iterations in 75038 ms (7,503.80 microsecs per iteration) (2007-11-29 17:20:48,191 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,testSimulatedUsageMultiThread (324))
INFO: Test removing generated content... (2007-11-29 17:20:48,192 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,testRemoveLargeContentSet (333))
INFO: Completed removal of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_small/) with 127 content items in 2166 ms (17,055.12 microsecs per item) (2007-11-29 17:20:50,359 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,removeCollection (449))
INFO: Completed removal of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_big/) with 205 content items in 4373 ms (21,331.71 microsecs per item) (2007-11-29 17:20:54,733 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,removeCollection (449))
INFO: Completed removal of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_huge/) with 443 content items in 7672 ms (17,318.28 microsecs per item) (2007-11-29 17:21:02,406 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,removeCollection (449))
INFO: Completed removal of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_large/) with 135 content items in 2338 ms (17,318.52 microsecs per item) (2007-11-29 17:21:04,745 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,removeCollection (449))
INFO: Completed removal of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_average/) with 119 content items in 2285 ms (19,201.68 microsecs per item) (2007-11-29 17:21:07,030 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,removeCollection (449))
INFO: Completed removal of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_verysmall/) with 145 content items in 2522 ms (17,393.10 microsecs per item) (2007-11-29 17:21:09,552 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,removeCollection (449))
INFO: Completed removal of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_tiny/) with 137 content items in 2541 ms (18,547.45 microsecs per item) (2007-11-29 17:21:12,442 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,removeCollection (449))
INFO: Completed removal of (7) created collections with 1311 content items in 24249 ms (18,496.57 microsecs per operation) (2007-11-29 17:21:12,442 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,testRemoveLargeContentSet (341))
INFO: TESTING LoadTestContentHostingService: Tests passed : All 6 test(s) passed (2007-11-29 17:21:12,443 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.testrunner.utils.TestRunnerUtils,executeSpringTests (141))

Testing JCR CHS

INFO: Executing immediate tests for org.sakaiproject.content.test.LoadTestContentHostingService (2007-11-29 17:35:38,871 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.testrunner.util.TestExecutor,afterPropertiesSet (211))
INFO: Cleanup any existing test data first (if there is any)... (2007-11-29 17:35:38,881 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,testCreateLargeContentSet (200))
INFO: Completed count of all current content items (835898687) in 6988 ms (2007-11-29 17:35:45,873 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,testCreateLargeContentSet (217))
INFO: Current content size (835898687), Now we will create simulated content... (2007-11-29 17:35:45,874 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,testCreateLargeContentSet (220))
INFO: Completed creation of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_small/) with 10 content items in 934 ms (93.40 microsecs per operation) (2007-11-29 17:35:46,990 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,makeAndFillCollection (494))
INFO: Completed creation of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_big/) with 100 content items in 9359 ms (935.90 microsecs per operation) (2007-11-29 17:35:56,350 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,makeAndFillCollection (494))
INFO: Completed creation of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_huge/) with 400 content items in 34713 ms (3,471.30 microsecs per operation) (2007-11-29 17:36:31,064 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,makeAndFillCollection (494))
INFO: Completed creation of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_large/) with 25 content items in 2112 ms (211.20 microsecs per operation) (2007-11-29 17:36:33,176 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,makeAndFillCollection (494))
INFO: Completed creation of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_average/) with 15 content items in 1114 ms (111.40 microsecs per operation) (2007-11-29 17:36:34,290 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,makeAndFillCollection (494))
INFO: Completed creation of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_verysmall/) with 5 content items in 449 ms (44.90 microsecs per operation) (2007-11-29 17:36:34,740 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,makeAndFillCollection (494))
INFO: Completed creation of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_tiny/) with 1 content items in 126 ms (12.60 microsecs per operation) (2007-11-29 17:36:34,867 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,makeAndFillCollection (494))
INFO: Completed creation of (7) collections with 556 content items in 48812 ms (87,791.37 microsecs per operation),average size of created items: 154684 bytes (2007-11-29 17:36:34,868 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,testCreateLargeContentSet (232))
INFO: Completed count of all current content items (456758862) in 195 ms (2007-11-29 17:36:35,063 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,testCreateLargeContentSet (244))
INFO: Test reading generated content and existing content... (2007-11-29 17:36:35,064 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,testReadLargeContentSet (252))
INFO: Completed load of 1272 content items in 27 ms (2007-11-29 17:36:35,092 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,testReadLargeContentSet (265))
INFO: Test simulating usage (one thread)... (2007-11-29 17:36:35,154 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,testSimulatedUsageOneThread (273))
INFO: Thread 1: completed 10000 iterations with 500 inserts and 125 removes and 199940 reads (0 misses)in 202329 ms (20,232.90 microsecs per iteration) (2007-11-29 17:40:06,513 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,runTestThread (425))
INFO: complete (2007-11-29 17:40:06,514 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,testSimulatedUsageOneThread (287))
INFO: Starting concurrent caching load test with 10 threads... (2007-11-29 17:40:11,878 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,testSimulatedUsageMultiThread (310))
INFO: Thread 1: completed 1000 iterations with 50 inserts and 12 removes and 19940 reads (0 misses)in 173021 ms (173,021.00 microsecs per iteration) (2007-11-29 17:43:04,923 1_org.sakaiproject.content.test.LoadTestContentHostingService,runTestThread (425))
INFO: 10 threads completed 10000 iterations in 210512 ms (21,051.20 microsecs per iteration) (2007-11-29 17:43:42,391 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,testSimulatedUsageMultiThread (324))
INFO: Test removing generated content... (2007-11-29 17:43:42,392 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,testRemoveLargeContentSet (333))
INFO: Completed removal of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_small/) with 82 content items in 5937 ms (72,402.44 microsecs per item) (2007-11-29 17:43:48,330 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,removeCollection (449))
INFO: Completed removal of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_big/) with 169 content items in 15854 ms (93,810.65 microsecs per item) (2007-11-29 17:44:04,184 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,removeCollection (449))
INFO: Completed removal of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_huge/) with 469 content items in 63980 ms (136,417.91 microsecs per item) (2007-11-29 17:45:08,165 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,removeCollection (449))
INFO: Completed removal of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_large/) with 99 content items in 26193 ms (264,575.76 microsecs per item) (2007-11-29 17:45:34,359 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,removeCollection (449))
INFO: Completed removal of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_average/) with 89 content items in 32930 ms (370,000.00 microsecs per item) (2007-11-29 17:46:07,290 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,removeCollection (449))
INFO: Completed removal of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_verysmall/) with 74 content items in 31011 ms (419,067.57 microsecs per item) (2007-11-29 17:46:38,301 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,removeCollection (449))
INFO: Completed removal of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_tiny/) with 74 content items in 34109 ms (460,932.43 microsecs per item) (2007-11-29 17:47:12,410 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,removeCollection (449))
INFO: Completed removal of (7) created collections with 1056 content items in 210019 ms (198,881.63 microsecs per operation) (2007-11-29 17:47:12,411 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,testRemoveLargeContentSet (341))
INFO: TESTING LoadTestContentHostingService: Tests passed : All 6 test(s) passed (2007-11-29 17:47:12,412 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.testrunner.utils.TestRunnerUtils,executeSpringTests (141))

Summary

  DOM SAX Binary JCR
Insert 18046 18174 11412 48812
Simulation 307239 214863 97643 202329
Multithread 195077 126047 75038 210512
Delete 27051 24778 24249 210019

Webdav test results from a dual-core laptop with 4 GB RAM

For these tests I used 4.3 MB of files with 152 directories and 358 files (average size 12.4 K)
Sakai was restarted each time and the database was wiped between each test. A new site was created and then a webdav connection was opened to the site so that the files and directories could be uploaded.

Content Hosting Implementation Seconds to upload
DOM XML 41
Saxalizer XML 46
Binary Serialization 35
JCR 102

Load tests of legacy CHS

Load test results from a dual-core laptop with 4 GB RAM
Using legacy content hosting trunk (as of 26 Nov 2007)

INFO: Executing immediate tests for org.sakaiproject.content.test.LoadTestContentHostingService (2007-11-28 19:16:31,242 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.testrunner.util.TestExecutor,afterPropertiesSet (211))
INFO: Cleanup any existing test data first (if there is any)... (2007-11-28 19:16:31,249 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,testCreateLargeContentSet (200))
INFO: Completed count of all current content items (7) in 2 ms (2007-11-28 19:16:32,011 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,testCreateLargeContentSet (217))
INFO: Current content size (7), Now we will create simulated content... (2007-11-28 19:16:32,011 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,testCreateLargeContentSet (220))
INFO: Completed creation of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_small/) with 10 content items in 207 ms (20.70 microsecs per operation) (2007-11-28 19:16:32,255 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,makeAndFillCollection (494))
INFO: Completed creation of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_big/) with 100 content items in 2742 ms (274.20 microsecs per operation) (2007-11-28 19:16:34,999 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,makeAndFillCollection (494))
INFO: Completed creation of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_huge/) with 400 content items in 8090 ms (809.00 microsecs per operation) (2007-11-28 19:16:43,090 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,makeAndFillCollection (494))
INFO: Completed creation of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_large/) with 25 content items in 500 ms (50.00 microsecs per operation) (2007-11-28 19:16:43,591 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,makeAndFillCollection (494))
INFO: Completed creation of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_average/) with 15 content items in 331 ms (33.10 microsecs per operation) (2007-11-28 19:16:43,923 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,makeAndFillCollection (494))
INFO: Completed creation of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_verysmall/) with 5 content items in 147 ms (14.70 microsecs per operation) (2007-11-28 19:16:44,071 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,makeAndFillCollection (494))
INFO: Completed creation of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_tiny/) with 1 content items in 30 ms (3.00 microsecs per operation) (2007-11-28 19:16:44,102 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,makeAndFillCollection (494))
INFO: Completed creation of (7) collections with 556 content items in 12055 ms (21,681.65 microsecs per operation),average size of created items: 150124 bytes (2007-11-28 19:16:44,103 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,testCreateLargeContentSet (232))
INFO: Completed count of all current content items (570) in 10 ms (2007-11-28 19:16:44,113 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,testCreateLargeContentSet (244))
INFO: Test reading generated content and existing content... (2007-11-28 19:16:44,114 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,testReadLargeContentSet (252))
INFO: Completed load of 556 content items in 62 ms (2007-11-28 19:16:44,177 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,testReadLargeContentSet (265))
INFO: Test simulating usage (one thread)... (2007-11-28 19:17:02,285 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,testSimulatedUsageOneThread (273))
INFO: Thread 1: completed 10000 iterations with 500 inserts and 125 removes and 199940 reads (0 misses)in 100606 ms (10,060.60 microsecs per iteration) (2007-11-28 19:18:42,952 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,runTestThread (425))
INFO: complete (2007-11-28 19:18:42,953 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,testSimulatedUsageOneThread (287))
INFO: Starting concurrent caching load test with 10 threads... (2007-11-28 19:18:43,039 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,testSimulatedUsageMultiThread (310))
INFO: Thread 1: completed 1000 iterations with 50 inserts and 12 removes and 19940 reads (0 misses)in 74163 ms (74,163.00 microsecs per iteration) (2007-11-28 19:19:57,226 1_org.sakaiproject.content.test.LoadTestContentHostingService,runTestThread (425))
INFO: 10 threads completed 10000 iterations in 75048 ms (7,504.80 microsecs per iteration) (2007-11-28 19:19:58,088 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,testSimulatedUsageMultiThread (324))
INFO: Test removing generated content... (2007-11-28 19:19:58,090 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,testRemoveLargeContentSet (333))
INFO: Completed removal of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_small/) with 140 content items in 2562 ms (18,300.00 microsecs per item) (2007-11-28 19:20:00,653 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,removeCollection (449))
INFO: Completed removal of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_big/) with 190 content items in 3305 ms (17,394.74 microsecs per item) (2007-11-28 19:20:03,958 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,removeCollection (449))
INFO: Completed removal of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_huge/) with 429 content items in 7470 ms (17,412.59 microsecs per item) (2007-11-28 19:20:11,428 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,removeCollection (449))
INFO: Completed removal of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_large/) with 148 content items in 2970 ms (20,067.57 microsecs per item) (2007-11-28 19:20:14,398 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,removeCollection (449))
INFO: Completed removal of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_average/) with 148 content items in 2952 ms (19,945.95 microsecs per item) (2007-11-28 19:20:17,351 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,removeCollection (449))
INFO: Completed removal of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_verysmall/) with 125 content items in 2336 ms (18,688.00 microsecs per item) (2007-11-28 19:20:19,688 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,removeCollection (449))
INFO: Completed removal of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_tiny/) with 131 content items in 2288 ms (17,465.65 microsecs per item) (2007-11-28 19:20:21,977 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,removeCollection (449))
INFO: Completed removal of (7) created collections with 1311 content items in 23886 ms (18,219.68 microsecs per operation) (2007-11-28 19:20:21,977 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,testRemoveLargeContentSet (341))
INFO: TESTING LoadTestContentHostingService: Tests passed : All 6 test(s) passed (2007-11-28 19:20:21,977 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.testrunner.utils.TestRunnerUtils,executeSpringTests (141))

Load test results from the 4 CPU QA VM with 2 GB ram
Using legacy content hosting 2.4.x (as of 20 Nov 2007)

INFO: Executing immediate tests for org.sakaiproject.content.test.LoadTestContentHostingService (2007-11-28 19:36:13,008 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.testrunner.util.TestExecutor)
INFO: Completed count of all current content items (167427) in 1889 ms (2007-11-28 19:36:47,318 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService)
INFO: Current content size (167427), Now we will create simulated content... (2007-11-28 19:36:47,319 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService)
INFO: Completed creation of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_small/) with 10 content items in 1829 ms (182.90 microsecs per operation) (2007-11-28 19:36:49,166 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService)
INFO: Completed creation of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_big/) with 100 content items in 17014 ms (1,701.40 microsecs per operation) (2007-11-28 19:37:06,180 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService)
INFO: Completed creation of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_huge/) with 400 content items in 66471 ms (6,647.10 microsecs per operation) (2007-11-28 19:38:12,651 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService)
INFO: Completed creation of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_large/) with 25 content items in 4301 ms (430.10 microsecs per operation) (2007-11-28 19:38:16,952 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService)
INFO: Completed creation of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_average/) with 15 content items in 2394 ms (239.40 microsecs per operation) (2007-11-28 19:38:19,346 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService)
INFO: Completed creation of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_verysmall/) with 5 content items in 881 ms (88.10 microsecs per operation) (2007-11-28 19:38:20,227 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService)
INFO: Completed creation of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_tiny/) with 1 content items in 230 ms (23.00 microsecs per operation) (2007-11-28 19:38:20,457 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService)
INFO: Completed creation of (7) collections with 556 content items in 93120 ms (167,482.01 microsecs per operation),average size of created items: 148677 bytes (2007-11-28 19:38:20,457 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService)
INFO: Completed count of all current content items (167990) in 1833 ms (2007-11-28 19:38:22,290 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService)
INFO: Test reading generated content and existing content... (2007-11-28 19:38:22,307 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService)
INFO: Completed load of 10000 content items in 312444 ms (2007-11-28 19:43:34,751 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService)
INFO: Test simulating usage (one thread)... (2007-11-28 19:43:34,849 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService)
INFO: Thread 1: completed 10000 iterations with 500 inserts and 79 removes and 199940 reads (26 misses)in 554595 ms (55,459.50 microsecs per iteration) (2007-11-28 19:57:44,662 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService)
INFO: complete (2007-11-28 19:57:44,662 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService)
INFO: Starting concurrent caching load test with 10 threads... (2007-11-28 20:02:36,476 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService)
INFO: Thread 1: completed 1000 iterations with 50 inserts and 9 removes and 19940 reads (3 misses)in 311449 ms (311,449.00 microsecs per iteration) (2007-11-28 20:07:48,290 1_org.sakaiproject.content.test.LoadTestContentHostingService)
INFO: 10 threads completed 10000 iterations in 338083 ms (33,808.30 microsecs per iteration) (2007-11-28 20:08:14,560 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService)
INFO: Test removing generated content... (2007-11-28 20:08:14,578 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService)
INFO: Completed removal of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_small/) with 134 content items in 30754 ms (229,507.46 microsecs per item) (2007-11-28 20:08:45,333 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService)
INFO: Completed removal of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_big/) with 216 content items in 47020 ms (217,685.19 microsecs per item) (2007-11-28 20:09:32,353 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService)
INFO: Completed removal of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_huge/) with 523 content items in 123043 ms (235,263.86 microsecs per item) (2007-11-28 20:11:35,397 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService)
INFO: Completed removal of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_large/) with 140 content items in 32109 ms (229,350.00 microsecs per item) (2007-11-28 20:12:07,506 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService)
INFO: Completed removal of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_average/) with 132 content items in 31155 ms (236,022.73 microsecs per item) (2007-11-28 20:12:38,661 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService)
INFO: Completed removal of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_verysmall/) with 123 content items in 27033 ms (219,780.49 microsecs per item) (2007-11-28 20:13:05,694 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService)
INFO: Completed removal of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_tiny/) with 121 content items in 27170 ms (224,545.45 microsecs per item) (2007-11-28 20:13:32,864 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService)
INFO: Completed removal of (7) created collections with 1389 content items in 318286 ms (229,147.59 microsecs per operation) (2007-11-28 20:13:32,864 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService)
INFO: TESTING LoadTestContentHostingService: Tests passed : All 6 test(s) passed (2007-11-28 20:13:32,872 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.testrunner.utils.TestRunnerUtils)

Load tests of JCR content hosting

Load test results from a dual-core laptop with 4 GB RAM
Using legacy content hosting trunk (as of 26 Nov 2007)

INFO: Executing immediate tests for org.sakaiproject.content.test.LoadTestContentHostingService (2007-11-28 21:13:23,094 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.testrunner.util.TestExecutor,afterPropertiesSet (211))
INFO: Cleanup any existing test data first (if there is any)... (2007-11-28 21:13:23,106 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,testCreateLargeContentSet (200))
INFO: Completed count of all current content items (63) in 62 ms (2007-11-28 21:13:23,198 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,testCreateLargeContentSet (217))
INFO: Current content size (63), Now we will create simulated content... (2007-11-28 21:13:23,199 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,testCreateLargeContentSet (220))
INFO: Completed creation of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_small/) with 10 content items in 2052 ms (205.20 microsecs per operation) (2007-11-28 21:13:25,354 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,makeAndFillCollection (494))
INFO: Completed creation of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_big/) with 100 content items in 14064 ms (1,406.40 microsecs per operation) (2007-11-28 21:13:39,419 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,makeAndFillCollection (494))
INFO: Completed creation of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_huge/) with 400 content items in 38737 ms (3,873.70 microsecs per operation) (2007-11-28 21:14:18,157 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,makeAndFillCollection (494))
INFO: Completed creation of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_large/) with 25 content items in 2295 ms (229.50 microsecs per operation) (2007-11-28 21:14:20,453 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,makeAndFillCollection (494))
INFO: Completed creation of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_average/) with 15 content items in 1424 ms (142.40 microsecs per operation) (2007-11-28 21:14:21,878 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,makeAndFillCollection (494))
INFO: Completed creation of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_verysmall/) with 5 content items in 444 ms (44.40 microsecs per operation) (2007-11-28 21:14:22,323 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,makeAndFillCollection (494))
INFO: Completed creation of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_tiny/) with 1 content items in 165 ms (16.50 microsecs per operation) (2007-11-28 21:14:22,489 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,makeAndFillCollection (494))
INFO: Completed creation of (7) collections with 556 content items in 59189 ms (106,455.04 microsecs per operation),average size of created items: 151192 bytes (2007-11-28 21:14:22,490 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,testCreateLargeContentSet (232))
INFO: Completed count of all current content items (18766) in 3216 ms (2007-11-28 21:14:25,707 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,testCreateLargeContentSet (244))
INFO: Test reading generated content and existing content... (2007-11-28 21:14:25,708 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,testReadLargeContentSet (252))
INFO: Completed load of 556 content items in 23 ms (2007-11-28 21:14:25,731 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,testReadLargeContentSet (265))
INFO: Test simulating usage (one thread)... (2007-11-28 21:14:25,862 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,testSimulatedUsageOneThread (273))
INFO: Thread 1: completed 10000 iterations with 500 inserts and 125 removes and 199940 reads (0 misses)in 205343 ms (20,534.30 microsecs per iteration) (2007-11-28 21:17:51,659 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,runTestThread (425))
INFO: complete (2007-11-28 21:17:51,660 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,testSimulatedUsageOneThread (287))
INFO: Starting concurrent caching load test with 10 threads... (2007-11-28 21:17:54,033 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,testSimulatedUsageMultiThread (310))
INFO: Thread 1: completed 1000 iterations with 50 inserts and 12 removes and 19940 reads (0 misses)in 201033 ms (201,033.00 microsecs per iteration) (2007-11-28 21:21:15,089 1_org.sakaiproject.content.test.LoadTestContentHostingService,runTestThread (425))
INFO: 10 threads completed 10000 iterations in 225176 ms (22,517.60 microsecs per iteration) (2007-11-28 21:21:39,210 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,testSimulatedUsageMultiThread (324))
INFO: Test removing generated content... (2007-11-28 21:21:39,211 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,testRemoveLargeContentSet (333))
INFO: Completed removal of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_small/) with 86 content items in 5740 ms (66,744.19 microsecs per item) (2007-11-28 21:21:44,953 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,removeCollection (449))
INFO: Completed removal of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_big/) with 159 content items in 15639 ms (98,358.49 microsecs per item) (2007-11-28 21:22:00,592 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,removeCollection (449))
INFO: Completed removal of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_huge/) with 470 content items in 70871 ms (150,789.36 microsecs per item) (2007-11-28 21:23:11,464 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,removeCollection (449))
INFO: Completed removal of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_large/) with 98 content items in 34840 ms (355,510.20 microsecs per item) (2007-11-28 21:23:46,304 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,removeCollection (449))
INFO: Completed removal of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_average/) with 89 content items in 34187 ms (384,123.60 microsecs per item) (2007-11-28 21:24:20,492 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,removeCollection (449))
INFO: Completed removal of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_verysmall/) with 65 content items in 34176 ms (525,784.62 microsecs per item) (2007-11-28 21:24:54,668 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,removeCollection (449))
INFO: Completed removal of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_tiny/) with 89 content items in 42877 ms (481,764.04 microsecs per item) (2007-11-28 21:25:37,546 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,removeCollection (449))
INFO: Completed removal of (7) created collections with 1056 content items in 238335 ms (225,696.02 microsecs per operation) (2007-11-28 21:25:37,547 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService,testRemoveLargeContentSet (341))
INFO: TESTING LoadTestContentHostingService: Tests passed : All 6 test(s) passed (2007-11-28 21:25:37,548 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.testrunner.utils.TestRunnerUtils,executeSpringTests (141))

Load test results from the 4 CPU QA VM with 2 GB ram
Using legacy content hosting 2.4.x (as of 20 Nov 2007)


Load test results from our camtools-jcr-qa sluggish virtual machine. JCR CHS Implementation
November 28th SWG

INFO: Executing immediate tests for org.sakaiproject.content.test.LoadTestContentHostingService (2007-11-29 00:26:11,011 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.testrunner.util.TestExecutor)
INFO: Cleanup any existing test data first (if there is any)... (2007-11-29 00:26:11,047 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService)
INFO: Completed count of all current content items (95) in 175 ms (2007-11-29 00:26:11,225 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService)
INFO: Current content size (95), Now we will create simulated content... (2007-11-29 00:26:11,226 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService)
INFO: Completed creation of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_small/) with 10 content items in 6128 ms (612.80 microsecs per operation) (2007-11-29 00:26:17,621 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService)
WARN: run(): ghost-busting server: steveVMqa-1196294980811 from : steveVMqa-1196295586485 (2007-11-29 00:26:44,890 SakaiClusterService.Maintenance_org.sakaiproject.cluster.impl.SakaiClusterService)
INFO: Completed creation of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_big/) with 100 content items in 45920 ms (4,592.00 microsecs per operation) (2007-11-29 00:27:03,542 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService)
INFO: Completed creation of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_huge/) with 400 content items in 164229 ms (16,422.90 microsecs per operation) (2007-11-29 00:29:47,771 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService)
INFO: Completed creation of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_large/) with 25 content items in 10948 ms (1,094.80 microsecs per operation) (2007-11-29 00:29:58,719 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService)
INFO: Completed creation of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_average/) with 15 content items in 7123 ms (712.30 microsecs per operation) (2007-11-29 00:30:05,842 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService)
INFO: Completed creation of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_verysmall/) with 5 content items in 1863 ms (186.30 microsecs per operation) (2007-11-29 00:30:07,705 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService)
INFO: Completed creation of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_tiny/) with 1 content items in 621 ms (62.10 microsecs per operation) (2007-11-29 00:30:08,326 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService)
INFO: Completed creation of (7) collections with 556 content items in 236833 ms (425,958.63 microsecs per operation),average size of created items: 153522 bytes (2007-11-29 00:30:08,326 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService)
INFO: Completed count of all current content items (22894) in 34783 ms (2007-11-29 00:30:43,110 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService)
INFO: Test reading generated content and existing content... (2007-11-29 00:30:43,350 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService)
INFO: Completed load of 556 content items in 5 ms (2007-11-29 00:30:43,355 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService)
INFO: Test simulating usage (one thread)... (2007-11-29 00:30:43,449 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService)
INFO: Thread 1: completed 10000 iterations with 500 inserts and 125 removes and 199940 reads (0 misses)in 4049309 ms (404,930.90 microsecs per iteration) (2007-11-29 01:38:40,162 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService)
INFO: complete (2007-11-29 01:38:40,162 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService)
INFO: Starting concurrent caching load test with 10 threads... (2007-11-29 01:39:20,256 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService)
INFO: Thread 1: completed 1000 iterations with 50 inserts and 12 removes and 19940 reads (0 misses)in 3562626 ms (3,562,626.00 microsecs per iteration) (2007-11-29 02:38:44,464 1_org.sakaiproject.content.test.LoadTestContentHostingService)
INFO: 10 threads completed 10000 iterations in 4890473 ms (489,047.30 microsecs per iteration) (2007-11-29 03:00:50,729 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService)
INFO: Test removing generated content... (2007-11-29 03:00:50,841 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService)
INFO: Completed removal of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_small/) with 95 content items in 18176 ms (191,326.32 microsecs per item) (2007-11-29 03:01:09,017 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService)
INFO: Completed removal of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_big/) with 160 content items in 36222 ms (226,387.50 microsecs per item) (2007-11-29 03:01:45,239 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService)
INFO: Completed removal of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_huge/) with 455 content items in 139256 ms (306,057.14 microsecs per item) (2007-11-29 03:04:04,495 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService)
INFO: Completed removal of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_large/) with 87 content items in 40940 ms (470,574.71 microsecs per item) (2007-11-29 03:04:45,435 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService)
INFO: Completed removal of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_average/) with 89 content items in 48736 ms (547,595.51 microsecs per item) (2007-11-29 03:05:34,171 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService)
INFO: Completed removal of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_verysmall/) with 77 content items in 46703 ms (606,532.47 microsecs per item) (2007-11-29 03:06:20,875 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService)
INFO: Completed removal of collection (/LoadTestFolder/LOAD_TEST_ID_PREFIX_AZ_CHS_collection_tiny/) with 93 content items in 60397 ms (649,430.11 microsecs per item) (2007-11-29 03:07:21,273 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService)
INFO: Completed removal of (7) created collections with 1056 content items in 390433 ms (369,728.22 microsecs per operation) (2007-11-29 03:07:21,274 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.content.test.LoadTestContentHostingService)
INFO: TESTING LoadTestContentHostingService: Tests passed : All 6 test(s) passed (2007-11-29 03:07:21,365 ContainerBackgroundProcessor[StandardEngine[SAKDEV:Catalina]]_org.sakaiproject.testrunner.utils.TestRunnerUtils)
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