Ceph

03/08/2024

06:47 AM rgw Bug #64805 (Fix Under Review): rgw: dynamic resharding will block write op

When rgw dynamic resharding is triggered, writing will be blocked. I think this is unreasonable and may have a seriou... changzhi tan

02/26/2024

09:37 AM ceph-volume Bug #64560 (Can't reproduce): ceph-volume: when create osd, vgcreate stderr failed to find PV

When I create an OSD, I get an error message in the attachment：
# ceph orch daemon add osd ceph02:/dev/sdl
bin/... changzhi tan

12/26/2023

03:24 AM RADOS Bug #63883: min_last_epoch_clean is not updated, causing osdmap to be unable to be trimmed, and monitor db keeps growing.

Matan Breizman wrote:
> > In the ceph report, some clusters have deleted OSDs that do not exist, but the report will... changzhi tan

12/25/2023

01:38 AM RADOS Bug #63883: min_last_epoch_clean is not updated, causing osdmap to be unable to be trimmed, and monitor db keeps growing.

Matan Breizman wrote:
> Thank you for the report!
> Can you please share the `osd_epochs` section from ceph report?... changzhi tan

12/24/2023

03:03 PM RADOS Bug #63883: min_last_epoch_clean is not updated, causing osdmap to be unable to be trimmed, and monitor db keeps growing.

hi Matan,
thank you for your reply. Yes, I checked the ceph report and there are some osds in the output and the... changzhi tan

12/21/2023

04:05 PM RADOS Bug #63883: min_last_epoch_clean is not updated, causing osdmap to be unable to be trimmed, and monitor db keeps growing.

Another phenomenon is that the number of epochs in OSDMAP has been growing rapidly, perhaps because all the newly add... changzhi tan

03:33 PM RADOS Bug #63883: min_last_epoch_clean is not updated, causing osdmap to be unable to be trimmed, and monitor db keeps growing.

There is no printing information in this code, but it should be the min epoch taken from here.
@epoch_t OSDMonitor::... changzhi tan

03:30 PM RADOS Bug #63883 (Pending Backport): min_last_epoch_clean is not updated, causing osdmap to be unable to be trimmed, and monitor db keeps growing.

The ceph alarm mon has no space. I found that the ceph osdmap epoch is very large and has not been clipped.
The sta... changzhi tan

09/20/2023

06:39 AM RADOS Bug #62872: ceph osd_max_backfills default value is 1000

I found that there is already a solution here: https://tracker.ceph.com/issues/58529. Under the mclock_scheduler flow... changzhi tan

09/19/2023

02:57 AM RADOS Bug #62872 (New): ceph osd_max_backfills default value is 1000

In the ceph 17 version, the ceph recovery parameters do not take effect. After checking the configuration parameters,... changzhi tan