There seems to be a bug with the transaction encoding when upgrading from v0.91 to v0.92. Users probably want to hold off on upgrading to v0.92 until http://tracker.ceph.com/issues/10734 is resolved. -Sam On Tue, Feb 3, 2015 at 7:40 AM, Sage Weil <sweil@xxxxxxxxxx> wrote: > This is the second-to-last chunk of new stuff before Hammer. Big items > include additional checksums on OSD objects, proxied reads in the > cache tier, image locking in RBD, optimized OSD Transaction and > replication messages, and a big pile of RGW and MDS bug fixes. > > Upgrading > --------- > > * The experimental 'keyvaluestore-dev' OSD backend has been renamed > 'keyvaluestore' (for simplicity) and marked as experimental. To > enable this untested feature and acknowledge that you understand > that it is untested and may destroy data, you need to add the > following to your ceph.conf:: > > enable experimental unrecoverable data corrupting featuers = > keyvaluestore > > * The following librados C API function calls take a 'flags' argument > whose value is now correctly interpreted: > > rados_write_op_operate() > rados_aio_write_op_operate() > rados_read_op_operate() > rados_aio_read_op_operate() > > The flags were not correctly being translated from the librados > constants to the internal values. Now they are. Any code that is > passing flags to these methods should be audited to ensure that they are > using the correct LIBRADOS_OP_FLAG_* constants. > > * The 'rados' CLI 'copy' and 'cppool' commands now use the copy-from > operation, which means the latest CLI cannot run these commands against > pre-firefly OSDs. > > * The librados watch/notify API now includes a watch_flush() operation to > flush the async queue of notify operations. This should be called by > any watch/notify user prior to rados_shutdown(). > > Notable Changes > --------------- > > * add experimental features option (Sage Weil) > * build: fix 'make check' races (#10384 Loic Dachary) > * build: fix pkg names when libkeyutils is missing (Pankag Garg, Ken > Dreyer) > * ceph: make 'ceph -s' show PG state counts in sorted order (Sage Weil) > * ceph: make 'ceph tell mon.* version' work (Mykola Golub) > * ceph-monstore-tool: fix/improve CLI (Joao Eduardo Luis) > * ceph: show primary-affinity in 'ceph osd tree' (Mykola Golub) > * common: add TableFormatter (Andreas Peters) > * common: check syncfs() return code (Jianpeng Ma) > * doc: do not suggest dangerous XFS nobarrier option (Dan van der Ster) > * doc: misc updates (Nilamdyuti Goswami, John Wilkins) > * install-deps.sh: do not require sudo when root (Loic Dachary) > * libcephfs: fix dirfrag trimming (#10387 Yan, Zheng) > * libcephfs: fix mount timeout (#10041 Yan, Zheng) > * libcephfs: fix test (#10415 Yan, Zheng) > * libcephfs: fix use-afer-free on umount (#10412 Yan, Zheng) > * libcephfs: include ceph and git version in client metadata (Sage Weil) > * librados: add watch_flush() operation (Sage Weil, Haomai Wang) > * librados: avoid memcpy on getxattr, read (Jianpeng Ma) > * librados: create ioctx by pool id (Jason Dillaman) > * librados: do notify completion in fast-dispatch (Sage Weil) > * librados: remove shadowed variable (Kefu Chain) > * librados: translate op flags from C APIs (Matthew Richards) > * librbd: differentiate between R/O vs R/W features (Jason Dillaman) > * librbd: exclusive image locking (Jason Dillaman) > * librbd: fix write vs import race (#10590 Jason Dillaman) > * librbd: gracefully handle deleted/renamed pools (#10270 Jason Dillaman) > * mds: asok command for fetching subtree map (John Spray) > * mds: constify MDSCacheObjects (John Spray) > * misc: various valgrind fixes and cleanups (Danny Al-Gaaf) > * mon: fix 'mds fail' for standby MDSs (John Spray) > * mon: fix stashed monmap encoding (#5203 Xie Rui) > * mon: implement 'fs reset' command (John Spray) > * mon: respect down flag when promoting standbys (John Spray) > * mount.ceph: fix suprious error message (#10351 Yan, Zheng) > * msgr: async: many fixes, unit tests (Haomai Wang) > * msgr: simple: retry binding to port on failure (#10029 Wido den > Hollander) > * osd: add fadvise flags to ObjectStore API (Jianpeng Ma) > * osd: add get_latest_osdmap asok command (#9483 #9484 Mykola Golub) > * osd: EIO on whole-object reads when checksum is wrong (Sage Weil) > * osd: filejournal: don't cache journal when not using direct IO (Jianpeng > Ma) > * osd: fix ioprio option (Mykola Golub) > * osd: fix scrub delay bug (#10693 Samuel Just) > * osd: fix watch reconnect race (#10441 Sage Weil) > * osd: handle no-op write with snapshot (#10262 Sage Weil) > * osd: journal: fix journal zeroing when direct IO is enabled (Xie Rui) > * osd: keyvaluestore: cleanup dead code (Ning Yao) > * osd, mds: 'ops' as shorthand for 'dump_ops_in_flight' on asok (Sage > Weil) > * osd: memstore: fix size limit (Xiaoxi Chen) > * osd: misc scrub fixes (#10017 Loic Dachary) > * osd: new optimized encoding for ObjectStore::Transaction (Dong Yuan) > * osd: optimize filter_snapc (Ning Yao) > * osd: optimize WBThrottle map with unordered_map (Ning Yao) > * osd: proxy reads during cache promote (Zhiqiang Wang) > * osd: proxy read support (Zhiqiang Wang) > * osd: remove legacy classic scrub code (Sage Weil) > * osd: remove unused fields in MOSDSubOp (Xiaoxi Chen) > * osd: replace MOSDSubOp messages with simpler, optimized MOSDRepOp > (Xiaoxi Chen) > * osd: store whole-object checksums on scrub, write_full (Sage Weil) > * osd: verify kernel is new enough before using XFS extsize ioctl, enable > by default (#9956 Sage Weil) > * rados: use copy-from operation for copy, cppool (Sage Weil) > * rgw: change multipart upload id magic (#10271 Yehuda Sadeh) > * rgw: decode http query params correction (#10271 Yehuda Sadeh) > * rgw: fix content length check (#10701 Axel Dunkel, Yehuda Sadeh) > * rgw: fix partial GET in swift (#10553 Yehuda Sadeh) > * rgw: fix shutdown (#10472 Yehuda Sadeh) > * rgw: include XML ns on get ACL request (#10106 Yehuda Sadeh) > * rgw: misc fixes (#10307 Yehuda Sadeh) > * rgw: only track cleanup for objects we write (#10311 Yehuda Sadeh) > * rgw: tweak error codes (#10329 #10334 Yehuda Sadeh) > * rgw: use gc for multipart abort (#10445 Aaron Bassett, Yehuda Sadeh) > * sysvinit: fix race in 'stop' (#10389 Loic Dachary) > * test: fix bufferlist tests (Jianpeng Ma) > * tests: improve docker-based tests (Loic Dachary) > > Getting Ceph > ------------ > > * Git at git://github.com/ceph/ceph.git > * Tarball at http://ceph.com/download/ceph-0.92.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 > _______________________________________________ > ceph-users mailing list > ceph-users@xxxxxxxxxxxxxx > http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com _______________________________________________ ceph-users mailing list ceph-users@xxxxxxxxxxxxxx http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com
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