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Type:
Epic
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Resolution: Unresolved
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Priority:
Major - P3
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None
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Affects Version/s: None
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Component/s: Metadata
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Storage Engines - Foundations, Storage Engines - Persistence
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1,359.199
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SE Persistence backlog
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None
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WiredTiger metadata scaling
This epic tracks improvement tickets to the metadata scaling challenges WiredTiger faces with high ident counts, e.g. 1M, 10M.
This is intentionally separated from the dhandle scaling epic as the two concepts are related by separate. The metadata file scales with ident count, and active dhandles is tracking the number of open idents. A customer could have 10M idents, and a very low ~2000 active dhandle count.
- depends on
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WT-18741 next_file_id counter can overflow/wrap, causing silent file-ID collisions between unrelated btrees
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- Open
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WT-19023 Extend lazy ingest creation to steady-state checkpoint pickup
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- Open
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WT-17779 Ingest tables do not need any disk files
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- Closed
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- is related to
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WT-18144 Continue improving dhandle scaling in disagg (Post PuP)
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- Open
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