Major - P3 An Evergreen test run on zSeries reported a failure when running test_timestamp_abort. The failure signature was:
[2020/10/25 23:18:50.747] Parent: compatibility: true, in-mem log sync: false, add timing stress: true, timestamp in use: true [2020/10/25 23:18:50.747] Parent: Create 5 threads; sleep 10 seconds [2020/10/25 23:18:50.747] CONFIG: test_timestamp_abort -C -s -h WT_TEST.timestamp-abort -T 5 -t 10 [2020/10/25 23:18:50.747] wiredtiger_open configuration: cache_size=21M,create,debug_mode=(table_logging=true,checkpoint_retention=5),eviction_updates_target=20,eviction_updates_trigger=90,log=(archive=true,file_max=10M,enabled),session_max=2203,statistics=(fast),statistics_log=(wait=1,json=true),transaction_sync=(enabled,method=none),compatibility=(release="2.9"),timing_stress_for_test=[prepare_checkpoint_delay] [2020/10/25 23:18:50.747] Create checkpoint thread [2020/10/25 23:18:50.747] Create timestamp thread [2020/10/25 23:18:50.747] Create 5 writer threads [2020/10/25 23:18:54.033] Thread 2 starts at 2000000000 [2020/10/25 23:18:54.033] Thread 1 starts at 1000000000 [2020/10/25 23:18:54.033] Thread 4 starts at 4000000000 [2020/10/25 23:18:54.033] Thread 3 starts at 3000000000 [2020/10/25 23:18:54.033] Thread 0 starts at 0 [2020/10/25 23:18:54.033] Checkpoint 0 complete at stable 157970. [2020/10/25 23:19:01.898] Checkpoint 1 complete at stable 291901. [2020/10/25 23:19:01.898] Checkpoint 2 complete at stable 466289. [2020/10/25 23:19:01.898] Checkpoint 3 complete at stable 510627. [2020/10/25 23:19:09.945] Checkpoint 4 complete at stable 598715. [2020/10/25 23:19:09.945] Checkpoint 5 complete at stable 601232. [2020/10/25 23:19:09.945] Parent: compatibility: true, in-mem log sync: false, add timing stress: true, timestamp in use: true [2020/10/25 23:19:09.945] Parent: Create 5 threads; sleep 10 seconds [2020/10/25 23:19:09.945] CONFIG: test_timestamp_abort -C -s -h WT_TEST.timestamp-abort -T 5 -t 10 [2020/10/25 23:19:09.945] Kill child [2020/10/25 23:19:09.945] Open database, run recovery and verify content [2020/10/25 23:19:09.945] Got stable_val 601411 [2020/10/25 23:19:09.945] records-3: SHADOW no record with key 3000058465 [2020/10/25 23:19:09.945] SHADOW: 1 record(s) absent from 294720
The failure happened in a patch build testing WT-6811, so may not be a bug on develop. Opening this ticket to record diagnostics, and because it seems unlikely to be related.
- is related to
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WT-6811 Allow older readers to read behind a mixed-mode operation
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- Closed
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