when I start all the osds, I find many osd start failed. logs as follow: osd/SnapMapper.cc: 270: FAILED assert(check(oid)) ceph version () 1: ceph-osd() [0x5e61c8] 2: (remove_dir(CephContext*, ObjectStore*, SnapMapper*, OSDriver*, ObjectStore::Sequencer*, coll_t, std::tr1::shared_ptr<DeletingState>, ThreadPool::TPHandle&)+0x3f0) [0x53e5f0] 3: (OSD::RemoveWQ::_process(std::pair<boost::intrusive_ptr<PG>, std::tr1::shared_ptr<DeletingState> >, ThreadPool::TPHandle&)+0x455) [0x54a8e5] 4: (ThreadPool::WorkQueueVal<std::pair<boost::intrusive_ptr<PG>, std::tr1::shared_ptr<DeletingState> >, std::pair<boost::intrusive_ptr<PG>, std::tr1::shared_ptr<DeletingState> > >::_void_process(void*, ThreadPool::TPHandle&)+0xfc) [0x5a448c] 5: (ThreadPool::worker(ThreadPool::WorkThread*)+0x551) [0x7f8d9d724701] 6: (ThreadPool::WorkThread::entry()+0x10) [0x7f8d9d727740] 7: /lib64/libpthread.so.0() [0x3aa48079d1] 8: (clone()+0x6d) [0x3aa44e8b6d] why? baijiaruo at 126.com -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.ceph.com/pipermail/ceph-users-ceph.com/attachments/20140925/b5f56ec5/attachment.htm>