hi Linke, Thanks a lot. I modified the weight os each device and the status returns HEALTH_OK. But I don't know why all the weight is 0.000. I installed the ceph through ceph-deploy. Maybe the disk size of each OSD is very low, just 10G. Regards, Guanghua
> Message: 29 > Date: Fri, 20 Mar 2015 10:19:07 +0100 > From: Burkhard Linke <[email protected]> > To: [email protected] > Subject: Re: [ceph-users] 'pgs stuck unclean ' problem > Message-ID: <[email protected]> > Content-Type: text/plain; charset="utf-8"; Format="flowed" > > Hi, > > > On 03/20/2015 01:58 AM, houguanghua wrote: > > Dear all, > > Ceph 0.72.2 is deployed in three hosts. But the ceph's status is > > HEALTH_WARN . The status is as follows: > > > > # ceph -s > > cluster e25909ed-25d9-42fd-8c97-0ed31eec6194 > > health HEALTH_WARN 768 pgs degraded; 768 pgs stuck unclean; > > recovery 2/3 objects degraded (66.667%) > > monmap e3: 3 mons at > > > > {ceph-node1=192.168.57.101:6789/0,ceph-node2=192.168.57.102:6789/0,ceph-node3=192.168.57.103:6789/0}, > > election epoch 34, quorum 0,1,2 ceph-node1,ceph-node2,ceph-node3 > > osdmap e170: 9 osds: 9 up, 9 in > > pgmap v1741: 768 pgs, 7 pools, 36 bytes data, 1 objects > > 367 MB used, 45612 MB / 45980 MB avail > > 2/3 objects degraded (66.667%) > > 768 active+degraded > > > > *snipsnap* > > > Other info is depicted here. > > > > # ceph osd tree > > # id weight type name up/down reweight > > -1 0 root default > > -7 0 rack rack03 > > -4 0 host ceph-node3 > > 6 0 osd.6 up 1 > > 7 0 osd.7 up 1 > > 8 0 osd.8 up 1 > > -6 0 rack rack02 > > -3 0 host ceph-node2 > > 3 0 osd.3 up 1 > > 4 0 osd.4 up 1 > > 5 0 osd.5 up 1 > > -5 0 rack rack01 > > -2 0 host ceph-node1 > > 0 0 osd.0 up 1 > > 1 0 osd.1 up 1 > > 2 0 osd.2 up 1 > > > The weights for all OSD devices are 0. As a result all OSDs are > considered unusable for Ceph and not considered for storing objects on them. > > This problem usually occurs in test setups with very small OSDs devices. > If this is the case in your setup, you can adjust the weight of the OSDs > or use larger devices. If your devices should have a sufficient size, > you need to check why the weights of the OSDs are not adjusted accordingly. > > Best regards, > Burkhard > -------------- next part -------------- > An HTML attachment was scrubbed... > URL: > <http://lists.ceph.com/pipermail/ceph-users-ceph.com/attachments/20150320/9341155f/attachment-0001.htm> >
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