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Cache lost data:worker not report increase block to standby master, after HA , client not access already cache replica #18706

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microbn opened this issue Nov 20, 2024 · 0 comments
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type-bug This issue is about a bug

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microbn commented Nov 20, 2024

Alluxio Version:
What version of Alluxio are you using?
2.9.3
Describe the bug
A clear and concise description of what the bug is.

  1. when WorkerRegisterToAllMasters enable, worker not report block to standby master, because of commitBlockToMaster is not empty method.
    Leader Master is not send block location in journal because blockMeta is created when commitBlock. this block meta is create when file meta create and write to block store.

  2. when block report, standby master will wait 1 sec when not found block meta, this lost block replica when apply journal delay.

To Reproduce
Steps to reproduce the behavior (as minimally and precisely as possible)
enable WorkerRegisterToAllMasters , write data and HA, check file location.

Expected behavior
A clear and concise description of what you expected to happen.
when HA , cache data must not lost data.

Urgency
Describe the impact and urgency of the bug.
after HA,client not found block location and time consuming of read request become longer

Are you planning to fix it
Please indicate if you are already working on a PR.
YES,already fix and prepare to upgrade.
Additional context
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@microbn microbn added the type-bug This issue is about a bug label Nov 20, 2024
@microbn microbn changed the title cache lost data:worker not report increase block to standby master, HA cache lost data:worker not report increase block to standby master, after HA , client not access already cache replica Nov 20, 2024
@microbn microbn changed the title cache lost data:worker not report increase block to standby master, after HA , client not access already cache replica Cache lost data:worker not report increase block to standby master, after HA , client not access already cache replica Nov 20, 2024
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