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Type: Task
Resolution: Fixed
Priority: Major - P3
Fix Version/s: WT12.0.0, 8.3.0-rc0
Affects Version/s: None
Component/s: Checkpoints, Verify
Labels:
- Disag_Storage

Assigned Teams:

Storage Engines, Storage Engines - Persistence
Sprint:
SE Persistence - 2025-10-10, SE Persistence - 2025-10-24, SE Persistence - 2025-11-07
Story Points:
7

WiredTiger with local storage treats freeing the root page in a special way, as the root page is tied with the checkpoint. We should investigate what is the correct behavior for disaggregated storage.

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image (2).png
142 kB
Oct 24 2025 04:17:06 AM UTC

causes

WT-15915 test/format (disagg.mode=leader) verify failure (no deltas) mismatch in number of Page IDs

Open

is related to

WT-15877 Tune SQLite3 to improve performace

Closed

WT-15748 Add stat to count how many ingest btrees and stable btrees are skipped by eviction server

Closed

WT-15878 Allow verify to return errors in salvage

Closed

WT-15716 (disagg.mode=leader) test/format __reconcile assertion failure

Closed

WT-15826 test/format (disagg.mode=leader, PALM) OOO keys detected

Closed

related to

WT-15861 Investigate whether we should use the same root page id in disagg

Open

WT-15879 Fix up layering for checkpoint root page discard

Open

WT-14705 Create a verification routine for page discard

Closed

WT-15915 test/format (disagg.mode=leader) verify failure (no deltas) mismatch in number of Page IDs

Open

(1 is related to, 4 related to)

Assignee:: Jasmine Bi
Reporter:: Peter Macko
Votes:: 0 Vote for this issue
Watchers:: 5 Start watching this issue

Created:: Jun 04 2025 02:57:05 PM UTC
Updated:: Oct 31 2025 02:15:50 AM UTC
Resolved:: Oct 28 2025 11:05:38 PM UTC

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