[ceph-users] all my osds are down, but ceph -s tells they are up and in.

Mon, 08 Sep 2014 19:04:44 -0700 

hi,all
 
that is crazy.
1.
all my osds are down, but ceph -s tells they are up and in. why?
2.
now all osds are down, a vm is using rbd as its disk, and inside vm  fio is 
r/wing the disk , but it hang ,can not be killed. why ?
 
thanks
 
[root@cephosd2-monb ~]# ceph -v
ceph version 0.81 (8de9501df275a5fe29f2c64cb44f195130e4a8fc)
 
 [root@cephosd2-monb ~]# ceph -s
    cluster 508634f6-20c9-43bb-bc6f-b777f4bb1651
     health HEALTH_WARN mds 0 is laggy
     monmap e13: 3 mons at 
{cephosd1-mona=10.154.249.3:6789/0,cephosd2-monb=10.154.249.4:6789/0,cephosd3-monc=10.154.249.5:6789/0},
 election epoch 154, quorum 0,1,2 cephosd1-mona,cephosd2-monb,cephosd3-monc
     mdsmap e21: 1/1/1 up {0=0=up:active(laggy or crashed)}
     osdmap e196: 5 osds: 5 up, 5 in
      pgmap v21836: 512 pgs, 5 pools, 3115 MB data, 805 objects
            9623 MB used, 92721 MB / 102344 MB avail
                 512 active+clean
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