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Type: Build Failure
Resolution: Gone away
Priority: Major - P3
Fix Version/s: None
Affects Version/s: None
Component/s: Btree, Transactions
Labels:
- BB-Tools
- dc

Assigned Teams:

Storage Engines - Transactions
Total Hours with Assigned Team:
582.902
Sprint:
SE Transactions - 2026-07-17
Story Points:
5
Evergreen Project:
- wiredtiger-mongo-v7.0
Failure Type:
- failed
Failing Buildvariants:
- ubuntu2004-stress-tests-arm64
Failing Tasks:
- format-stress-test-no-barrier
First Failing Revision:
- 90351906c8092a93027be0c4442a680f2cba735d(wiredtiger-mongo-v7.0)
Linked BFG List:
https://buildbaron.corp.mongodb.com/ui/#/bf/WT-17953
Count of Linked BFGs (Last 30 days):
1

format-stress-test-no-barrier on ubuntu2004-stress-tests-arm64

Host: i-00273f1af7377791b
Project: wiredtiger-mongo-v7.0
Commit: 90351906
Please refer to BF(G) Playbook for instructions on handling BF and BFG tickets as well as Auto-Resolution Rules

Task Logs:

task format-stress-test-no-barrier

format-stress-test-no-barrier task_log

Logs:

    snapshot-isolation 1167248 search mismatch

format-stress-test-no-barrier task_log

Logs:

    snapshot-isolation error: dumping to /data/mci/8dc7cde170157e2800a73d36ae184fa3/wiredtiger/cmake_build/test/format/RUNDIR.67/FAIL.pagedump.1

format-stress-test-no-barrier task_log

Logs:

    snapshot-isolation 1167275 search mismatch

format-stress-test-no-barrier task_log

Logs:

    snapshot-isolation error: dumping to /data/mci/8dc7cde170157e2800a73d36ae184fa3/wiredtiger/cmake_build/test/format/RUNDIR.67/FAIL.pagedump.2

format-stress-test-no-barrier task_log

Logs:

    snapshot-isolation 1167274 search mismatch

format-stress-test-no-barrier task_log

Logs:

    snapshot-isolation error: dumping to /data/mci/8dc7cde170157e2800a73d36ae184fa3/wiredtiger/cmake_build/test/format/RUNDIR.67/FAIL.pagedump.3

format-stress-test-no-barrier task_log

Logs:

    snapshot-isolation 1167272 search mismatch
    snapshot-isolation 1167273 search mismatch

format-stress-test-no-barrier task_log

Logs:

    snapshot-isolation error: dumping to /data/mci/8dc7cde170157e2800a73d36ae184fa3/wiredtiger/cmake_build/test/format/RUNDIR.67/FAIL.pagedump.4

format-stress-test-no-barrier task_log

Logs:

    snapshot-isolation 1167271 search mismatch

format-stress-test-no-barrier task_log

Logs:

    snapshot-isolation error: dumping to /data/mci/8dc7cde170157e2800a73d36ae184fa3/wiredtiger/cmake_build/test/format/RUNDIR.67/FAIL.pagedump.6

Repro Artifacts:

CONFIG

is fixed by

WT-11525 format snapshot mismatch failure running stress on release build

Closed

WT-12712 Snapshot isolation mismatch

Closed

is related to

WT-11525 format snapshot mismatch failure running stress on release build

Closed

WT-15222 Failed to remove the updates from the history store with mixed mode delete on the insert list

Closed

WT-10013 Fast truncate without a timestamp doesn't clear the history store

Closed

WT-13716 Fast truncated pages on HS during selective backup not removed

Closed

WT-17381 TSAN data race in __wt_delete_page_rollback writing to instantiated tombstone concurrently read by cursor

Closed

WT-16698 Measure time taken by checkpoint cleanup

Closed

WT-12535 Optimize time spent in __wt_update_obsolete_check()

Closed

WT-12712 Snapshot isolation mismatch

Closed

WT-15408 Fix prepare insert rollback with an onpage value that has a globally visible stop time point

Closed

WT-16373 failed: format-stress-test-tsan on ubuntu2004-tsan [wiredtiger @ 5858bb39]

Closed

WT-17578 failed: data race __wt_delete_page_rollback on ubuntu2004-tsan [wiredtiger @ a420a0cc]

Closed

(8 is related to)

Assignee:: Chenhao Qu
Reporter:: xgen-buildbaron-user
Votes:: 0 Vote for this issue
Watchers:: 3 Start watching this issue

Created:: Jul 01 2026 12:41:49 AM UTC
Updated:: Jul 09 2026 04:27:26 AM UTC
Resolved:: Jul 09 2026 04:27:26 AM UTC