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Bug #38760

closed

BlueFS might request more space from slow device than is actually needed

Added by Igor Fedotov about 5 years ago. Updated about 5 years ago.

Status:
Resolved
Priority:
Normal
Assignee:
Target version:
-
% Done:

0%

Source:
Development
Tags:
Backport:
nautilus, mimic, luminous
Regression:
No
Severity:
3 - minor
Reviewed:
Affected Versions:
ceph-qa-suite:
Pull request ID:
Crash signature (v1):
Crash signature (v2):

Description

When expanding slow device BlueFS has two sizes - one that it actually need for the current action and one that is a recommended expansion size measured prior to the actual expasion.
One might face the situation when the second requirement can be fulfilled due to the lack of space at the slow device. While the first one is fine. Which results in an unnecessary assertion.


Related issues 3 (0 open3 closed)

Copied to bluestore - Backport #38913: mimic: BlueFS might request more space from slow device than is actually neededRejectedActions
Copied to bluestore - Backport #38914: luminous: BlueFS might request more space from slow device than is actually neededRejectedActions
Copied to bluestore - Backport #38915: nautilus: BlueFS might request more space from slow device than is actually neededResolvedIgor FedotovActions
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