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Type: Build Failure
Resolution: Fixed
Priority: Major - P3
Fix Version/s: WT12.0.0, 9.0.0-rc0
Affects Version/s: None
Component/s: Not Applicable
Labels:
- perf-change-point

Assigned Teams:

Storage Engines - Transactions
Total Hours with Assigned Team:
483.195
Sprint:
SE Transactions - 2026-06-05
Story Points:
None
Failing Buildvariants:
- amazon2023-perf-tests-arm64-only
Failing Tasks:
- cppsuite-disagg-failover-perf-append
Failing Tests:
- test_disagg_failover_perf

A recent change affecting the wiredtiger evergreen project has potentially caused performance changes to one or more automated performance tests.

Commit info - 7e770f5, 2026-05-20
Failing Evergreen Task

This Perf BF may contain both regressions and improvements with the emphasis being drawn to regressions. On the Perf BF page, you may filter out regressions by selecting the corresponding Change Type (far left) column in the table.

All performance metrics, tasks and tests that have been altered as a result of this change can be found in the Full list of change points for this BF

When closing this ticket, please populate the 'Fix revision' field if appropriate.

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image-2026-05-21-08-29-06-392.png
63 kB
May 21 2026 03:29:07 PM UTC
tmp0bxabz1u.png
151 kB
May 21 2026 03:25:36 PM UTC

is caused by

WT-17135 (Follower mode) Enable fast truncate on develop

Closed

is related to

WT-17488 Checkpoint skip logic reads before ckpt array when no checkpoints exist

Closed

WT-17135 (Follower mode) Enable fast truncate on develop

Closed

WT-17485 Add metrics to represent read load and write load to storage engines

Closed

WT-17575 Remove the s_outdate_fixmes evergreen task

Closed

WT-17489 Add missing stat to track bytes written when compaction triggers page reconciliation

Closed

WT-15189 test/format disagg follower and Python tests time out in clayered_next_random

Closed

(2 is related to)

Assignee:: Vamsi Boyapati
Reporter:: Mongo Perf User
Votes:: 0 Vote for this issue
Watchers:: 4 Start watching this issue

Created:: May 21 2026 03:25:27 PM UTC
Updated:: May 26 2026 07:24:57 AM UTC
Resolved:: May 26 2026 02:02:40 AM UTC

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