Ceph

09/23/2021

08:24 AM CephFS Fix #52715 (New): mds: reduce memory usage during scrubbing

Breadth-first search may queue lots of inodes. Change scrub traverse to depth-First search.
The new scrub code no ... Erqi Chen

04/10/2021

09:19 PM Ceph Revision b338f952 (ceph): mds: fix race of fetching large dirfrag

When a dirfrag contains more than 'mds_dir_keys_per_op' items, MDS
needs to send multiple 'omap-get-vals' requests to... Erqi Chen

04/09/2021

07:41 AM Ceph Revision c6c7fae5 (ceph): mds: fix race of fetching large dirfrag

When a dirfrag contains more than 'mds_dir_keys_per_op' items, MDS
needs to send multiple 'omap-get-vals' requests to... Erqi Chen

03/19/2021

06:13 PM Ceph Revision 28eed3e6 (ceph): mds: fix race of fetching large dirfrag

When a dirfrag contains more than 'mds_dir_keys_per_op' items, MDS
needs to send multiple 'omap-get-vals' requests to... Erqi Chen

03/07/2021

06:27 AM Ceph Revision 0767336b (ceph): mds: fix race of fetching large dirfrag

When a dirfrag contains more than 'mds_dir_keys_per_op' items, MDS
needs to send multiple 'omap-get-vals' requests to... Erqi Chen

03/05/2021

03:50 AM CephFS Bug #49617 (Resolved): mds: race of fetching large dirfrag

When a dirfrag contains more than 'mds_dir_keys_per_op' items, MDS needs to send multiple 'omap-get-vals' requests to... Erqi Chen

01/22/2021

08:32 AM Ceph Revision e87e1806 (ceph): librbd: optionally exclude ops from qos

Optionally exclude ops from qos, set by a set of comma-delimated keys,
for example discards w/mkfs (instead of disabl... Erqi Chen

10/28/2020

08:15 AM CephFS Fix #47983: mds: use proper gather for inode commit ops

Erqi Chen wrote:
> New idea to optimize by pr 37828 optimize batch backtrace store，old pr 37778 is closed and this i... Erqi Chen

08:14 AM CephFS Fix #47983: mds: use proper gather for inode commit ops

New idea to optimize by pr #37828 optimize batch backtrace store，old pr #37778 is closed and this issue also can be c... Erqi Chen

03:11 AM Ceph Revision e76073ef (ceph): mds: fix count error of modified dentries

CDir::_omap_commit counts modified dentries, for fragmenting
new dir modified dentries include head and snap items.
... Erqi Chen