On 12/28/21 8:32 PM, Bernd Zeimetz wrote:
> Source: ceph
> Version: 16.2.6+ds-8
> Severity: critical
> 
> Hi,
> 
> from https://docs.ceph.com/en/latest/releases/pacific/
> 
> 
> V16.2.6 PACIFIC
> Danger
> 
> DATE: 01 NOV 2021.
> 
> DO NOT UPGRADE TO CEPH PACIFIC FROM AN OLDER VERSION.
> 
> A recently-discovered bug (https://tracker.ceph.com/issues/53062) can cause 
> data corruption. This bug occurs during OMAP format conversion for clusters 
> that are updated to Pacific. New clusters are not affected by this bug.
> 
> The trigger for this bug is BlueStore’s repair/quick-fix functionality. This 
> bug can be triggered in two known ways:
> 
> manually via the ceph-bluestore-tool, or
> 
> automatically, by OSD if bluestore_fsck_quick_fix_on_mount is set to true.
> 
> The fix for this bug is expected to be available in Ceph v16.2.7.
> 
> DO NOT set bluestore_quick_fix_on_mount to true. If it is currently set to 
> true in your configuration, immediately set it to false.
> 
> DO NOT run ceph-bluestore-tool’s repair/quick-fix commands.
> 
> 
> 
> Opening a bug to track it just in case...
> 
> Bernd

Hi Bernd,

Do I get it right that I "just" need to upgrade to Ceph 16.2.7 from
upstream to fix the issue?

Cheers,

Thomas Goirand (zigo)

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