Re: [ceph-users] Peering and disk utilization

2013-05-31 Thread Stefan Priebe
This sounds also a bit like my 2nd problem here: http://tracker.ceph.com/issues/5216 Am 31.05.2013 20:36, schrieb John Nielsen: Possibly related: http://tracker.ceph.com/issues/5084 I'm seeing the same big delays with peering, and when I today marked an OSD "out" then "in" after a minute or two

Re: [ceph-users] Peering and disk utilization

2013-05-31 Thread John Nielsen
Possibly related: http://tracker.ceph.com/issues/5084 I'm seeing the same big delays with peering, and when I today marked an OSD "out" then "in" after a minute or two it was unexpectedly marked "down". I restarted it and 8 or so minutes later things were fine again. In the meantime our RBD KVM

Re: [ceph-users] Peering and disk utilization

2013-05-03 Thread Erdem Agaoglu
I'm not sure if the problems we are seeing are the same, but it looks like it. Just a few hours ago, one slow OSD caused a lot of problems for us. It is somehow reported down, and while cluster was trying to adjust, it said it was wrongly marked down. So it seems some pgs were stuck in peering. We

[ceph-users] Peering and disk utilization

2013-05-02 Thread Andrey Korolyov
Hello, Speaking of rotating-media-under-filestore case(must be most common in Ceph deployments), can peering be less greedy for disk operations without slowing down entire 'blackhole timeout', e.g. when it blocks client operations? I`m suffering of very long and very disk-intensive peering process