Re: [ceph-users] Pause i/o from time to time

2013-12-29 Thread Mike Dawson
*From: *Uwe Grohnwaldt u...@grohnwaldt.eu *To: *ceph-users@lists.ceph.com *Sent: *Thursday, 24 October, 2013 8:31:42 AM *Subject: *Re: [ceph-users] Pause i/o from time to time Hello ceph-users, we're hitting a similar problem last Thursday and today. We have a cluster consisting of 6

Re: [ceph-users] Pause i/o from time to time

2013-12-29 Thread Andrei Mikhailovsky
Andrei *From: *Uwe Grohnwaldt u...@grohnwaldt.eu *To: *ceph-users@lists.ceph.com *Sent: *Thursday, 24 October, 2013 8:31:42 AM *Subject: *Re: [ceph-users] Pause i/o from time to time Hello ceph-users, we're

Re: [ceph-users] Pause i/o from time to time

2013-12-28 Thread Andrei Mikhailovsky
. Thanks Andrei - Original Message - From: Uwe Grohnwaldt u...@grohnwaldt.eu To: ceph-users@lists.ceph.com Sent: Thursday, 24 October, 2013 8:31:42 AM Subject: Re: [ceph-users] Pause i/o from time to time Hello ceph-users, we're hitting a similar problem last Thursday and today. We

Re: [ceph-users] Pause i/o from time to time

2013-10-24 Thread Uwe Grohnwaldt
...@koolin.ru To: Mike Dawson mike.daw...@cloudapt.com Cc: ceph-users@lists.ceph.com Sent: Dienstag, 17. September 2013 22:37:44 Subject: Re: [ceph-users] Pause i/o from time to time I have examined logs. Yes, first time it can be scrubbing. It repaired some self. I had 2 servers before first

Re: [ceph-users] Pause i/o from time to time

2013-09-17 Thread Mike Dawson
You could be suffering from a known, but unfixed issue [1] where spindle contention from scrub and deep-scrub cause periodic stalls in RBD. You can try to disable scrub and deep-scrub with: # ceph osd set noscrub # ceph osd set nodeep-scrub If your problem stops, Issue #6278 is likely the

Re: [ceph-users] Pause i/o from time to time

2013-09-17 Thread Timofey
I have examined logs. Yes, first time it can be scrubbing. It repaired some self. I had 2 servers before first problem: one dedicated for osd (osd.0), and second - with osd and websites (osd.1). After problem I add third server - dedicated for osd (osd.2) and call ceph osd set out osd.1 for