Hi everyone,
This is the second release candidate for kraken, the next stable release series.
Major Changes from Jewel
------------------------
- *RADOS*:
* The new *BlueStore* backend now has a change in the on-disk
format, from the previous release candidate 11.1.0 and there might
possibly be a change before the final release is cut
Notable Changes:
-------------------------
* bluestore: ceph-disk: adjust bluestore default device sizes
(pr#12530, Sage Weil)
* bluestore: os/bluestore: avoid resharding if the last shard size
fall below shar… (pr#12447, Igor Fedotov)
* bluestore: os/bluestore: clear omap flag if parent has none
(pr#12351, xie xingguo)
* bluestore: os/bluestore: don’t implicitly create the source object
for clone (pr#12353, xie xingguo)
* bluestore: os/bluestore: fix ondisk encoding for blobs (pr#12488,
Varada Kari, Sage Weil)
* bluestore: os/bluestore: fix potential csum_order overflow
(pr#12333, xie xingguo)
* bluestore: os/bluestore: fix target_buffer value overflow in
Cache::trim() (pr#12507, Igor Fedotov)
* bluestore: os/bluestore: include modified objects in flush list even
if onode unchanged (pr#12541, Sage Weil)
* bluestore: os/bluestore: preserve source collection cache during
split (pr#12574, Sage Weil)
* bluestore: os/bluestore: remove ‘extents’ from shard_info (pr#12629,
Sage Weil)
* bluestore: os/bluestore: simplified allocator interfaces to single
apis (pr#12355, Ramesh Chander)
* bluestore: os/bluestore: simplify allocator release flow (pr#12343, Sage Weil)
* build/ops,common: common/str_list.h: fix clang warning about
std::move (pr#12570, Willem Jan Withagen)
* build/ops: CMakeLists: add vstart-base target (pr#12476, Sage Weil)
* build/ops: systemd: Fix startup of ceph-mgr on Debian 8 (pr#12555,
Mark Korenberg)
* build/ops: upstart: fix ceph-crush-location default (issue#6698,
pr#803, Jason Dillaman)
* cephfs,cleanup: ceph-fuse: start up log on parent process before
shutdown (issue#18157, pr#12358, Kefu Chai)
* cephfs: client/mds: Clear setuid bits when writing or truncating
(issue#18131, pr#12412, Jeff Layton)
* cephfs: client: fix mutex name typos (pr#12401, Yunchuan
Wen)ceph-devel <ceph-devel@xxxxxxxxxxxxxxx>,
ceph-users <ceph-users@xxxxxxxx>,
ceph-maintainers@xxxxxxxx,
ceph-announce@xxxxxxxx
* cephfs: client: set metadata[“root”] from mount method when it’s
called with … (pr#12505, Jeff Layton)
* cephfs: get new fsmap after marking clusters down (issue#7271,
issue#17894, pr#1262, Patrick Donnelly)
* cephfs: libcephfs: add readlink function in cephfs.pyx (pr#12384, huanwen ren)
* cephfs: mon/MDSMonitor: fix iterating over mutated map (issue#18166,
pr#12395, John Spray)
* cephfs: systemd: add ceph-fuse service file (pr#11542, Patrick Donnelly)
* cephfs: test fragment size limit (issue#16164, pr#1069, Patrick Donnelly)
* cephfs: test readahead is working (issue#16024, pr#1046, Patrick Donnelly)
* cephfs: update tests to enable multimds when needed (pr#933, Greg Farnum)
* cephfs: Port/bootstrap (pr#827, Yan, Zheng)
* cleanup,common: common/blkdev: use realpath instead of readlink to
resolve the recurs… (pr#12462, Xinze Chi)
* cleanup,rbd: journal: avoid logging an error when a watch is
blacklisted (issue#18243, pr#12473, Jason Dillaman)
* cleanup,rbd: journal: prevent repetitive error messages after being
blacklisted (issue#18243, pr#12497, Jason Dillaman)
* cleanup: Wip ctypos (pr#12495, xianxiaxiao)
* cleanup: fix typos (pr#12502, xianxiaxiao)
* cleanup: remove unused declaration (pr#12466, Li Wang, Yunchuan Wen)
* common: fix clang compilation error (pr#12565, Mykola Golub)
* common: osd/osdmap: fix divide by zero error (pr#12521, Yunchuan Wen)
* common: client/Client.cc: fix/silence “logically dead code”
CID-Error (pr#291, Yehuda Sadeh)
* core,cleanup: ceph-disk: do not create bluestore wal/db partitions
by default (issue#18291, pr#12531, Loic Dachary)
* core,cleanup: osd/ReplicatedPG: remove redundant check for
balance/localize read (pr#10209, runsisi)
* core,cleanup: src: rename ReplicatedPG to PrimaryLogPG (pr#12487, Samuel Just)
* core,performance: osd/PrimaryLogPG: don’t truncate if we don’t have
to for WRITEFULL (pr#12534, Samuel Just)
* core,tests: test/rados/list.cc: Memory leak in
ceph_test_rados_api_list (issue#18250, pr#12479, Brad Hubbard)
* core: mon: make it more clearly to debug for paxos state (pr#12438,
song baisen)
* core: FreeBSD/OSD.cc: add client_messenger to the avoid_ports set.
(pr#12463, Willem Jan Withagen)
* core: ceph.in: allow ‘flags’ to not be present in cmddescs
(issue#18297, pr#12540, Dan Mick)
* core: erasure-code: synchronize with upstream gf-complete
(issue#18092, pr#12382, Loic Dachary)
* core: osd/PG: add “down” pg state (distinct from down+peering)
(pr#12289, Sage Weil)
* core: osd/ReplicatedPG::record_write_error: don’t leak orig_reply on
cancel (issue#18180, pr#12450, Samuel Just)
* core: remove spurious executable permissions on source code files
(pr#1061, Samuel Just)
* doc: doc/dev/osd_internals: add pgpool.rst (pr#12500, Brad Hubbard)
* doc: document osd tell bench (issue#5431, pr#16, Sage Weil)
* doc: explain rgw_fcgi_socket_backlog in rgw/config-ref.rst
(pr#12548, liuchang0812)
* doc: final additions to 11.1.0-rc release notes (pr#12448, Abhishek
Lekshmanan)
* doc: mention corresponding libvirt section in nova.conf (pr#12584,
Marc Koderer)
* fs: add snapshot tests to mds thrashing (pr#1073, Yan, Zheng)
* fs: enable ceph-fuse permission checking for all pjd suites
(pr#1187, Greg Farnum)
* fs: fix two frag_enable fragments (issue#6143, pr#656, Sage Weil)
* fs: fix up dd testing again (issue#10861, pr#373, Greg Farnum)
* fs: fuse_default_permissions = 0 for kernel build test (pr#1109,
Patrick Donnelly)
* fs: unify common parts of sub-suites (issue#1737, pr#1282, Patrick Donnelly)
* librados: Memory leaks in object_list_begin and object_list_end
(issue#18252, pr#12482, Brad Hubbard)
* librbd: ignore error when object map is already locked by current
client (issue#16179, pr#12484, runsisi)
* librbd: keep rbd_default_features setting as bitmask (issue#18247,
pr#12486, Jason Dillaman)
* librbd: properly order concurrent updates to the object map
(issue#16176, pr#12420, Jason Dillaman)
* librbd: remove image header lock assertions (issue#18244, pr#12472,
Jason Dillaman)
* librbd: use proper snapshot when computing diff parent overlap
(issue#18200, pr#12396, Xiaoxi Chen)
* mds: add tests for mantle (programmable balancer) (pr#1145, Michael Sevilla)
* mds: release pool allocator memory after exceeding size limit
(issue#18225, pr#12443, John Spray)
* osd: Fix map gaps again (bug 15943) (issue#15943, pr#12571, Samuel Just)
* osd: Increase priority for inactive PGs backfill (pr#12389,
Bartłomiej Święcki)
* osd: When deep-scrub errors present upgrade regular scrubs
(pr#12268, David Zafman)
* osd: default osd_scrub_during_recovery=false (pr#12402, Sage Weil)
* osd: enhance logging for osd network error (pr#12458, liuchang0812)
* osd: fix CEPH_OSD_FLAG_RWORDERED (pr#12603, Sage Weil)
* osd: force watch PING to be write ordered (issue#18310, pr#12590,
Samuel Just)ceph-devel <ceph-devel@xxxxxxxxxxxxxxx>,
ceph-users <ceph-users@xxxxxxxx>,
ceph-maintainers@xxxxxxxx,
ceph-announce@xxxxxxxx
* osd: mark queued flag for op (pr#12352, Yunchuan Wen)
* osd: remove the lock heartbeat_update_lock, and change
heatbeat_need_… (pr#12461, Pan Liu)
* osd: osd/OSDMonitor: accept ‘osd pool set ...’ value as string
(pr#911, David Zafman)
* osd: ReplicatedPG: don’t bless C_OSD_SendMessageOnConn (issue#13304,
pr#669, Jason Dillaman)
* osd: PGLog: initialize writeout_from in PGLog constructor
(issue#12973, pr#558, Sage Weil)
* performance,bluestore: os/bluestore: reduce Onode in-memory
footprint (pr#12568, Igor Fedotov)
* performance,common: osd/OSDMap: improve the performance of
ceph-devel <ceph-devel@xxxxxxxxxxxxxxx>,
ceph-users <ceph-users@xxxxxxxx>,
ceph-maintainers@xxxxxxxx,
ceph-announce@ceph.compg_to_acting_osds (pr#12190, Pan Liu)
* rbd,tools: rbd : make option –stripe-unit w/ B/K/M work (pr#12407,
Jianpeng Ma)
* rbd: add fsx journal replay test case (pr#821, Jason Dillaman)
* rbd: add singleton to assert no rbdmap regression (issue#14984,
pr#902, Nathan Cutler)
* rbd: add some missing workunits (pr#870, Josh Durgin)
* rbd: added rbd-nbd fsx test case (pr#1049, Jason Dillaman)
* rbd: fix json formatting for image and journal status output
(issue#18261, pr#12525, Mykola Golub)
* rbd: move nbd test workload to separate client host from OSDs
(pr#1170, Jason Dillaman)
* rbd: provision volumes to format as XFS (issue#6693, pr#1028, Loic Dachary)
* rbd: rbd-nbd: invalid error code for “failed to read nbd request”
messages (issue#18242, pr#12483, Mykola Golub)
* rbd: tests with rbd_skip_partial_discard option enabled (pr#1077,
Mykola Golub)
* rbd: updated tests to use new rbd default feature set (pr#842, Jason Dillaman)
* rgw: add default zone name (issue#7009, pr#954, Orit Wasserman)
* rgw: add option to log custom HTTP headers (rgw_log_http_headers)
(pr#7639, Matt Benjamin)
* rgw: add sleep to let the sync agent init (pr#1136, Orit Wasserman)
* rgw: allow fastcgi idle timeout to be adjusted (pr#230, Sage Weil)
* rgw: aws4: add presigned url bugfix in runtime (issue#16463,
pr#10160, Javier M. Mellid)
* rgw: data_extra_pool is unique per zone (issue#17025, pr#1119, Orit Wasserman)
* rgw: do not enable both tcp and uds for fastcgi (issue#5797, pr#479,
Andrew Schoen)
* rgw: do quota tests on ubuntu (issue#6382, pr#635, Sage Weil)
* rgw: don’t error out on empty owner when setting acls (issue#6892,
pr#877, Loic Dachary, Nathan Cutler)
* rgw: fix etag in multipart complete (issue#17794, issue#6830,
issue#16129, issue#17872, pr#1269, Casey Bodley, Orit Wasserman)
* rgw: fix indentation for cache_pools (issue#8295, pr#251, Sage Weil)
* rgw: move xfs to a seperate directory (pr#969, Orit Wasserman)
* rgw: policy acl format should be xml (pr#946, Orit Wasserman)
* rgw: split osd’s in 2 nodes (issue#15612, pr#1019, Vasu Kulkarni)
* rgw: use civetweb if no frontend was configured (pr#958, Orit Wasserman)
* rgw: use explicit flag to cancel RGWCoroutinesManager::run()
(issue#17465, pr#12452, Casey Bodley)
* rgw: we don’t support btrfs any more (pr#1132, Orit Wasserman)
* tests,bluestore: os/bluestore: add UT for an estimation of Onode
in-memory size (pr#12532, Igor Fedotov)
* tests,rbd: qa/workunits/rbd: fix (issue#18271, pr#12511, Sage Weil)
* tests: qa/tasks/admin_socket: subst in repo name (pr#12508, Sage Weil)
* tests: qa/tasks/ceph_deploy: use dev option instead of dev-commit
(pr#12514, Vasu Kulkarni)
* tests: qa/tasks/osd_backfill.py: wait for osd.[12] to start
(issue#18303, pr#12577, Sage Weil)
* tests: qa/workunits: include extension for nose tests (pr#12572, Sage Weil)
* tests: qa: fixed script to schedule rados and other suites with
–subset option (pr#12587, Yuri Weinstein)
* tests: unittest_throttle avoid ASSERT_DEATH (issue#18036, pr#12393,
Loic Dachary)
* tests: merge ceph-qa-suite
* tests: paxos fixes (issue#11913, pr#457, John Spray)
* tools: cleanup phase of cephfs-data-scan (pr#12337, Vishal Kanaujia)
* tools: osdmaptool: fix divide by zero error (pr#12561, Yunchuan Wen)
* tools: rados: optionally support reading omap key from file
(issue#18123, pr#12286, Jason Dillaman)
* tools: ceph-post-file: single command to upload a file to cephdrop
(pr#505, Dan Mick, Travis Rhoden)
* tools: osdmaptool: additional tests (pr#1196, Sage Weil)
The debian and rpm packages are available at the usual locations at
http://download.ceph.com/debian-kraken/ and
http://download.ceph.com/rpm-kraken respectively. For more details refer
below.
Getting Ceph
-------------------
* Git at git://github.com/ceph/ceph.git
* For packages, see http://ceph.com/docs/master/install/get-packages
* For ceph-deploy, see http://ceph.com/docs/master/install/install-ceph-deploy
Thanks every one for contributing to this release & have a great year ahead!
Best,
Abhishek
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