[ceph-users] Re: Frequest LARGE_OMAP_OBJECTS in cephfs metadata pool

2020-02-25 Thread Patrick Donnelly
On Mon, Feb 24, 2020 at 2:28 PM Uday Bhaskar jalagam wrote: > > Thanks Patrick, > > is this the bug you are referring to https://tracker.ceph.com/issues/42515 ? Yes > We also see performance issues mainly on metadata operations like finding > file stats operations , however mds perf dump shows

[ceph-users] Re: Frequest LARGE_OMAP_OBJECTS in cephfs metadata pool

2020-02-24 Thread Uday Bhaskar jalagam
Thanks Patrick, is this the bug you are referring to https://tracker.ceph.com/issues/42515 ? We also see performance issues mainly on metadata operations like finding file stats operations , however mds perf dump shows no sign of any latencies . could this bug cause any performance issues ?

[ceph-users] Re: Frequest LARGE_OMAP_OBJECTS in cephfs metadata pool

2020-02-24 Thread Patrick Donnelly
It's probably a recently fixed openfiletable bug. Please upgrade to v14.2.8 when it is released in the next week or so. On Mon, Feb 24, 2020 at 1:46 PM Uday Bhaskar jalagam wrote: > > Hello Patrick, > > File system created around 4 months back. Using ceph version 14.2.3 version. > >

[ceph-users] Re: Frequest LARGE_OMAP_OBJECTS in cephfs metadata pool

2020-02-24 Thread Uday Bhaskar jalagam
Hello Patrick, File system created around 4 months back. Using ceph version 14.2.3 version. [root@knode25 /]# ceph fs dump dumped fsmap epoch 577 e577 enable_multiple, ever_enabled_multiple: 0,0 compat: compat={},rocompat={},incompat={1=base v0.20,2=client writeable ranges,3=default file

[ceph-users] Re: Frequest LARGE_OMAP_OBJECTS in cephfs metadata pool

2020-02-24 Thread Patrick Donnelly
On Mon, Feb 24, 2020 at 11:14 AM Uday Bhaskar jalagam wrote: > > Hello Team , > > I am getting frequent LARGE_OMAP_OBJECTS 1 large omap objects in one of my > cephfs metadata pools , anyone can explain why would this pool getting into > this state frequently and how could I prevent this in