Deuxfleurs/garage
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Set "no read ahead" on LMDB to improve performances when "LMDB size" > "RAM size" #855

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quentin merged 1 commit from fix-lmdb-no-read-ahead into main 2024-08-18 12:25:36 +00:00
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quentin commented 2024-08-17 19:19:22 +00:00
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Check this comment for the context

Check [this comment](https://git.deuxfleurs.fr/Deuxfleurs/garage/issues/851#issuecomment-10221) for the context
quentin added the
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performance
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quentin added 1 commit 2024-08-17 19:19:23 +00:00
force flag "no read ahead" on LMDB
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quentin requested review from lx 2024-08-17 19:19:34 +00:00
lx approved these changes 2024-08-17 20:29:08 +00:00
quentin merged commit 679ae8bcbb into main 2024-08-18 12:25:36 +00:00
quentin deleted branch fix-lmdb-no-read-ahead 2024-08-18 12:25:36 +00:00
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The behaviour should be checked against AWS S3

  
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We need to discuss if the feature is desirable and/or better specify the envisioned behavior or technical implementation

  
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Core team does not plan working on this in the near future however an external contribution will be reviewed & merged

  
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An issue that should be newcomer friendly.

  
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This issue represents lots of work, we need to find money to pay our core team work

  
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For issues that we don't want to spend time on until made absolutely necessary

  
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Background healing covers repair tasks, anti-entropy, merkle trees, etc. ; everything related to replicating data appropriately.

  
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Linked to the cluster layout and storage management

  
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Metadata Engine (LMDB, sqlite, etc.)

  
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Operations related to operations/maintenance issue, tooling related (like CLI missing info ; impossible, too dangerous, too complicated migration, etc.)

  
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Reference: Deuxfleurs/garage#855
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Delete branch "fix-lmdb-no-read-ahead"

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