Fix #6079: libceph: osd_client does not handle PAUSERD or PAUSEWR or FULL flags in osdmap - rbd - Ceph

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Fix #6079

closed

libceph: osd_client does not handle PAUSERD or PAUSEWR or FULL flags in osdmap

Added by Josh Durgin over 10 years ago. Updated over 10 years ago.

Status:

Resolved

Priority:

Urgent

Assignee:

Josh Durgin

Target version:

v0.74

% Done:

Source:

Development

Tags:

Backport:

Reviewed:

Affected Versions:

ceph-qa-suite:

Pull request ID:

Crash signature (v1):

Crash signature (v2):

Description

When these flags are present, reads and or writes should not be sent. When these flags are removed, requests that were pasued need to be resent. Make sure not to introduce a bug like #6070.

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Updated by Ian Colle over 10 years ago

Assignee set to Josh Durgin

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Updated by Sage Weil over 10 years ago

Priority changed from Normal to High

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Updated by Sage Weil over 10 years ago

Tracker changed from Bug to Fix

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Updated by Josh Durgin over 10 years ago

This is worse than I thought - for the FULL flag, the OSD will return -ENOSPC, which will get translated into -EIO by the kernel's block layer. FSes on top of rbd at this point do not behave well with I/O errors.

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