Re: maintanance on osd host

2013-03-01 Thread John Wilkins
I have it documented here: http://ceph.com/docs/master/rados/operations/troubleshooting-osd/#stopping-w-out-rebalancing Let me know if this works for you. On Thu, Feb 28, 2013 at 8:14 AM, Gregory Farnum g...@inktank.com wrote: On Tue, Feb 26, 2013 at 11:37 PM, Stefan Priebe - Profihost AG

Re: maintanance on osd host

2013-03-01 Thread Sylvain Munaut
Hi, I have it documented here: http://ceph.com/docs/master/rados/operations/troubleshooting-osd/#stopping-w-out-rebalancing That looks wrong to me AFAIU it should be 'noout'. You want it marked down ASAP. Cheers, Sylvain -- To unsubscribe from this list: send the line unsubscribe

Re: maintanance on osd host

2013-02-28 Thread Gregory Farnum
On Tue, Feb 26, 2013 at 11:37 PM, Stefan Priebe - Profihost AG s.pri...@profihost.ag wrote: Hi Greg, Hi Sage, Am 26.02.2013 21:27, schrieb Gregory Farnum: On Tue, Feb 26, 2013 at 11:44 AM, Stefan Priebe s.pri...@profihost.ag wrote: out and down are quite different — are you sure you

maintanance on osd host

2013-02-26 Thread Stefan Priebe - Profihost AG
Hi list, how can i do a short maintanance like a kernel upgrade on an osd host? Right now ceph starts to backfill immediatly if i say: ceph osd out 41 ... Without ceph osd out command all clients hang for the time ceph does not know that the host was rebootet. I tried ceph osd set nodown and

Re: maintanance on osd host

2013-02-26 Thread Andrey Korolyov
On Tue, Feb 26, 2013 at 6:56 PM, Stefan Priebe - Profihost AG s.pri...@profihost.ag wrote: Hi list, how can i do a short maintanance like a kernel upgrade on an osd host? Right now ceph starts to backfill immediatly if i say: ceph osd out 41 ... Without ceph osd out command all clients

Re: maintanance on osd host

2013-02-26 Thread Sage Weil
On Tue, 26 Feb 2013, Stefan Priebe - Profihost AG wrote: Hi list, how can i do a short maintanance like a kernel upgrade on an osd host? Right now ceph starts to backfill immediatly if i say: ceph osd out 41 ... Without ceph osd out command all clients hang for the time ceph does not

Re: maintanance on osd host

2013-02-26 Thread Stefan Priebe - Profihost AG
But that redults in a 1-3s hickup for all KVM vms. This is not what I want. Stefan Am 26.02.2013 um 18:06 schrieb Sage Weil s...@inktank.com: On Tue, 26 Feb 2013, Stefan Priebe - Profihost AG wrote: Hi list, how can i do a short maintanance like a kernel upgrade on an osd host? Right now

Re: maintanance on osd host

2013-02-26 Thread Sage Weil
On Tue, 26 Feb 2013, Stefan Priebe - Profihost AG wrote: But that redults in a 1-3s hickup for all KVM vms. This is not what I want. You can do kill $pid ceph osd down $osdid (or even reverse the order, if the sequence is quick enough) to avoid waiting for the failure detection delay. But

Re: maintanance on osd host

2013-02-26 Thread Stefan Priebe
Hi Sage, Am 26.02.2013 18:24, schrieb Sage Weil: On Tue, 26 Feb 2013, Stefan Priebe - Profihost AG wrote: But that redults in a 1-3s hickup for all KVM vms. This is not what I want. You can do kill $pid ceph osd down $osdid (or even reverse the order, if the sequence is quick enough)

Re: maintanance on osd host

2013-02-26 Thread Sage Weil
On Tue, 26 Feb 2013, Stefan Priebe wrote: Hi Sage, Am 26.02.2013 18:24, schrieb Sage Weil: On Tue, 26 Feb 2013, Stefan Priebe - Profihost AG wrote: But that redults in a 1-3s hickup for all KVM vms. This is not what I want. You can do kill $pid ceph osd down $osdid

Re: maintanance on osd host

2013-02-26 Thread Gregory Farnum
On Tue, Feb 26, 2013 at 11:44 AM, Stefan Priebe s.pri...@profihost.ag wrote: Hi Sage, Am 26.02.2013 18:24, schrieb Sage Weil: On Tue, 26 Feb 2013, Stefan Priebe - Profihost AG wrote: But that redults in a 1-3s hickup for all KVM vms. This is not what I want. You can do kill $pid

Re: maintanance on osd host

2013-02-26 Thread Stefan Priebe - Profihost AG
Hi Greg, Hi Sage, Am 26.02.2013 21:27, schrieb Gregory Farnum: On Tue, Feb 26, 2013 at 11:44 AM, Stefan Priebe s.pri...@profihost.ag wrote: out and down are quite different — are you sure you tried down and not out? (You reference out in your first email, rather than down.) -Greg sorry