Ceph v0.94.6 Hammer 发布，建议升级

卫岩

欢迎加入运维网交流群：263444886  
                　　Ceph v0.94.6 Hammer 发布，这是适合生产环境的最新版本，建议所有 0.94 的用户升级。
　　该版本值得关注的改进包括；

• 　　build/ops: Ceph daemon failed to start, because the service name was already used. (issue#13474, pr#6832, Chuanhong Wang)
  
• 　　build/ops: LTTng-UST tracing should be dynamically enabled (issue#13274, pr#6415, Jason Dillaman)
  
• 　　build/ops: ceph upstart script rbdmap.conf incorrectly processes parameters (issue#13214, pr#6159, Sage Weil)
  
• 　　build/ops: ceph.spec.in License line does not reflect COPYING (issue#12935, pr#6680, Nathan Cutler)
  
• 　　build/ops: ceph.spec.in libcephfs_jni1 has no %post and %postun (issue#12927, pr#5789, Owen Synge)
  
• 　　build/ops: configure.ac: no use to add “+” before ac_ext=c (issue#14330, pr#6973, Kefu Chai, Robin H. Johnson)
  
• 　　build/ops: deb: strip tracepoint libraries from Wheezy/Precise builds (issue#14801, pr#7316, Jason Dillaman)
  
• 
  　　build/ops: init script>
  
• 　　build/ops: init-rbdmap uses distro-specific functions (issue#12415, pr#6528, Boris Ranto)
  
• 
  　　build/ops: logrotate>
  
• 　　build/ops: miscellaneous spec file fixes (issue#12931, issue#12994, issue#12924, issue#12360, pr#5790, Boris Ranto, Nathan Cutler, Owen Synge, Travis Rhoden, Ken Dreyer)
  
• 　　build/ops: pass tcmalloc env through to ceph-os (issue#14802, pr#7365, Sage Weil)
  
• 　　build/ops: rbd-replay-* moved from ceph-test-dbg to ceph-common-dbg as well (issue#13785, pr#6580, Loic Dachary)
  
• 　　build/ops: unknown argument –quiet in udevadm settle (issue#13560, pr#6530, Jason Dillaman)
  
• 　　common: Objecter: pool op callback may hang forever. (issue#13642, pr#6588, xie xingguo)
  
• 　　common: Objecter: potential null pointer access when do pool_snap_list. (issue#13639, pr#6839, xie xingguo)
  
• 　　common: ThreadPool add/remove work queue methods not thread safe (issue#12662, pr#5889, Jason Dillaman)
  
• 　　common: auth/cephx: large amounts of log are produced by osd (issue#13610, pr#6835, Qiankun Zheng)
  
• 　　common: client nonce collision due to unshared pid namespaces (issue#13032, pr#6151, Josh Durgin)
  
• 　　common: common/Thread:pthread_attr_destroy(thread_attr) when done with it (issue#12570, pr#6157, Piotr Dałek)
  
• 　　common: log: Log.cc: Assign LOG_DEBUG priority to syslog calls (issue#13993, pr#6994, Brad Hubbard)
  
• 　　common: objecter: cancellation bugs (issue#13071, pr#6155, Jianpeng Ma)
  
• 　　common: pure virtual method called (issue#13636, pr#6587, Jason Dillaman)
  
• 　　common: small probability sigabrt when setting rados_osd_op_timeout (issue#13208, pr#6143, Ruifeng Yang)
  
• 　　common: wrong conditional for boolean function KeyServer::get_auth() (issue#9756, issue#13424, pr#6213, Nathan Cutler)
  
• 　　crush: crash if we see CRUSH_ITEM_NONE in early rule step (issue#13477, pr#6430, Sage Weil)
  
• 　　doc: man: document listwatchers cmd in “rados” manpage (issue#14556, pr#7434, Kefu Chai)
  
• 　　doc: regenerate man pages, add orphans commands to radosgw-admin(8) (issue#14637, pr#7524, Ken Dreyer)
  
• 　　fs: CephFS restriction on removing cache tiers is overly strict (issue#11504, pr#6402, John Spray)
  
• 　　fs: fsstress.sh fails (issue#12710, pr#7454, Yan, Zheng)
  
• 　　librados: LibRadosWatchNotify.WatchNotify2Timeout (issue#13114, pr#6336, Sage Weil)
  
• 　　librbd: ImageWatcher shouldn’t block the notification thread (issue#14373, pr#7407, Jason Dillaman)
  
• 　　librbd: diff_iterate needs to handle holes in parent images (issue#12885, pr#6097, Jason Dillaman)
  
• 　　librbd: fix merge-diff for >2GB diff-files (issue#14030, pr#6980, Jason Dillaman)
  
• 　　librbd: invalidate object map on error even w/o holding lock (issue#13372, pr#6289, Jason Dillaman)
  
• 
  　　librbd: reads larger than cache>
  
• 　　mds: ceph mds add_data_pool check for EC pool is wrong (issue#12426, pr#5766, John Spray)
  
• 　　mon: MonitorDBStore: get_next_key() only if prefix matches (issue#11786, pr#5361, Joao Eduardo Luis)
  
• 　　mon: OSDMonitor: do not assume a session exists in send_incremental() (issue#14236, pr#7150, Joao Eduardo Luis)
  
• 　　mon: check for store writeablility before participating in election (issue#13089, pr#6144, Sage Weil)
  
• 　　mon: compact full epochs also (issue#14537, pr#7446, Kefu Chai)
  
• 　　mon: include min_last_epoch_clean as part of PGMap::print_summary and PGMap::dump (issue#13198, pr#6152, Guang Yang)
  
• 　　mon: map_cache can become inaccurate if osd does not receive the osdmaps (issue#10930, pr#5773, Kefu Chai)
  
• 　　mon: should not set isvalid = true when cephx_verify_authorizer return false (issue#13525, pr#6391, Ruifeng Yang)
  
• 　　osd: Ceph Pools’ MAX AVAIL is 0 if some OSDs’ weight is 0 (issue#13840, pr#6834, Chengyuan Li)
  
• 　　osd: FileStore calls syncfs(2) even it is not supported (issue#12512, pr#5530, Kefu Chai)
  
• 　　osd: FileStore: potential memory leak if getattrs fails. (issue#13597, pr#6420, xie xingguo)
  
• 　　osd: IO error on kvm/rbd with an erasure coded pool tier (issue#12012, pr#5897, Kefu Chai)
  
• 　　osd: OSD::build_past_intervals_parallel() shall reset primary and up_primary when begin a new past_interval. (issue#13471, pr#6398, xiexingguo)
  
• 
  　　osd: ReplicatedBackend: populate recovery_info.size for clone (bug symptom is>
  
• 　　osd: ReplicatedPG: wrong result code checking logic during sparse_read (issue#14151, pr#7179, xie xingguo)
  
• 　　osd: ReplicatedPG::hit_set_trim osd/ReplicatedPG.cc: 11006: FAILED assert(obc) (issue#13192, issue#9732, issue#12968, pr#5825, Kefu Chai, Zhiqiang Wang, Samuel Just, David Zafman)
  
• 　　osd: avoid multi set osd_op.outdata in tier pool (issue#12540, pr#6060, Xinze Chi)
  
• 　　osd: bug with cache/tiering and snapshot reads (issue#12748, pr#6589, Kefu Chai)
  
• 　　osd: ceph osd pool stats broken in hammer (issue#13843, pr#7180, BJ Lougee)
  
• 　　osd: ceph-disk prepare fails if device is a symlink (issue#13438, pr#7176, Joe Julian)
  
• 　　osd: check for full before changing the cached obc (hammer) (issue#13098, pr#6918, Alexey Sheplyakov)
  
• 　　osd: config_opts: increase suicide timeout to 300 to match recovery (issue#14376, pr#7236, Samuel Just)
  
• 　　osd: disable filestore_xfs_extsize by default (issue#14397, pr#7411, Ken Dreyer)
  
• 　　osd: do not cache unused memory in attrs (issue#12565, pr#6499, Xinze Chi, Ning Yao)
  
• 　　osd: dumpling incrementals do not work properly on hammer and newer (issue#13234, pr#6132, Samuel Just)
  
• 　　osd: filestore: fix peek_queue for OpSequencer (issue#13209, pr#6145, Xinze Chi)
  
• 　　osd: hit set clear repops fired in same epoch as map change – segfault since they fall into the new interval even though the repops are cleared (issue#12809, pr#5890, Samuel Just)
  
• 　　osd: object_info_t::decode() has wrong version (issue#13462, pr#6335, David Zafman)
  
• 　　osd: osd/OSD.cc: 2469: FAILED assert(pg_stat_queue.empty()) on shutdown (issue#14212, pr#7178, Sage Weil)
  
• 　　osd: osd/PG.cc: 288: FAILED assert(info.last_epoch_started >= info.history.last_epoch_started) (issue#14015, pr#7177, David Zafman)
  
• 　　osd: osd/PG.cc: 3837: FAILED assert(0 == “Running incompatible OSD”) (issue#11661, pr#7206, David Zafman)
  
• 　　osd: osd/ReplicatedPG: Recency fix (issue#14320, pr#7207, Sage Weil, Robert LeBlanc)
  
• 　　osd: pg stuck in replay (issue#13116, pr#6401, Sage Weil)
  
• 　　osd: race condition detected during send_failures (issue#13821, pr#6755, Sage Weil)
  
• 　　osd: randomize scrub times (issue#10973, pr#6199, Kefu Chai)
  
• 　　osd: requeue_scrub when kick_object_context_blocked (issue#12515, pr#5891, Xinze Chi)
  
• 　　osd: revert: use GMT time for hitsets (issue#13812, pr#6644, Loic Dachary)
  
• 　　osd: segfault in agent_work (issue#13199, pr#6146, Samuel Just)
  
• 　　osd: should recalc the min_last_epoch_clean when decode PGMap (issue#13112, pr#6154, Kefu Chai)
  
• 　　osd: smaller object_info_t xattrs (issue#14803, pr#6544, Sage Weil)
  
• 　　osd: we do not ignore notify from down osds (issue#12990, pr#6158, Samuel Just)
  
• 　　rbd: QEMU hangs after creating snapshot and stopping VM (issue#13726, pr#6586, Jason Dillaman)
  
• 　　rbd: TaskFinisher::cancel should remove event from SafeTimer (issue#14476, pr#7417, Douglas Fuller)
  
• 　　rbd: avoid re-writing old-format image header on resize (issue#13674, pr#6585, Jason Dillaman)
  
• 　　rbd: fix bench-write (issue#14225, pr#7183, Sage Weil)
  
• 　　rbd: rbd-replay does not check for EOF and goes to endless loop (issue#14452, pr#7416, Mykola Golub)
  
• 　　rbd: rbd-replay-prep and rbd-replay improvements (issue#13221, issue#13220, issue#13378, pr#6286, Jason Dillaman)
  
• 　　rbd: verify self-managed snapshot functionality on image create (issue#13633, pr#7182, Jason Dillaman)
  
• 　　rgw: Make RGW_MAX_PUT_SIZE configurable (issue#6999, pr#7441, Vladislav Odintsov, Yuan Zhou)
  
• 　　rgw: Setting ACL on Object removes ETag (issue#12955, pr#6620, Brian Felton)
  
• 　　rgw: backport content-type casing (issue#12939, pr#5910, Robin H. Johnson)
  
• 　　rgw: bucket listing hangs on versioned buckets (issue#12913, pr#6352, Yehuda Sadeh)
  
• 　　rgw: fix wrong etag calculation during POST on S3 bucket. (issue#11241, pr#7442, Vladislav Odintsov, Radoslaw Zarzynski)
  
• 　　rgw: get bucket location returns region name, not region api name (issue#13458, pr#6349, Yehuda Sadeh)
  
• 　　rgw: missing handling of encoding-type=url when listing keys in bucket (issue#12735, pr#6527, Jeff Weber)
  
• 　　rgw: orphan tool should be careful about removing head objects (issue#12958, pr#6351, Yehuda Sadeh)
  
• 　　rgw: orphans finish segfaults (issue#13824, pr#7186, Igor Fedotov)
  
• 　　rgw: rgw-admin: document orphans commands in usage (issue#14516, pr#7526, Yehuda Sadeh)
  
• 　　rgw: swift API returns more than real object count and bytes used when retrieving account metadata (issue#13140, pr#6512, Sangdi Xu)
  
• 　　rgw: swift use Civetweb ssl can not get right url (issue#13628, pr#6491, Weijun Duan)
  
• 　　rgw: value of Swift API’s X-Object-Manifest header is not url_decoded during segment look up (issue#12728, pr#6353, Radoslaw Zarzynski)
  
• 　　tests: fixed broken Makefiles after integration of ttng into rados (issue#13210, pr#6322, Sebastien Ponce)
  
• 　　tests: fsx failed to compile (issue#14384, pr#7501, Greg Farnum)
  
• 　　tests: notification slave needs to wait for master (issue#13810, pr#7226, Jason Dillaman)
  
• 　　tests: qa: remove legacy OS support from rbd/qemu-iotests (issue#13483, issue#14385, pr#7252, Vasu Kulkarni, Jason Dillaman)
  
• 　　tests: testprofile must be removed before it is re-created (issue#13664, pr#6450, Loic Dachary)
  
• 　　tools: ceph-monstore-tool must do out_store.close() (issue#10093, pr#7347, huangjun)
  
• 　　tools: heavy memory shuffling in rados bench (issue#12946, pr#5810, Piotr Dałek)
  
• 　　tools: race condition in rados bench (issue#12947, pr#6791, Piotr Dałek)
  
• 　　tools: tool for artificially inflate the leveldb of the mon store for testing purposes (issue#10093, issue#11815, issue#14217, pr#7412, Cilang Zhao, Bo Cai, Kefu Chai, huangjun, Joao Eduardo Luis)
  

　　完整记录请看：the complete changelog.
　　相关链接：

• 　　Git at git://github.com/ceph/ceph.git
  
• 　　Tarball at http://ceph.com/download/ceph-0.94.6.tar.gz
  
• 　　For packages, see http://ceph.com/docs/master/install/get-packages
  
• 　　For ceph-deploy, see http://ceph.com/docs/master/install/install-ceph-deploy