Planet Ceph

Aggregated news from external sources

  • December 4, 2009
    v0.18 released

    There’s a v0.18 release to match the latest posting of the kernel client code on the Linux email lists.  If there are no final issues there, that will be what I send to Linus for 2.6.33. Most of the changes since v0.17 are bug fixes in the MDS and kclient.  The main other item is […]

  • October 19, 2009
    v0.17 released

    We’ve released v0.17.  This is mainly bug fixes and some monitor improvements.  Changes since v0.16 include: kclient: fix >1 mds mdsmap decoding kclient: fix mon subscription renewal osdmap: fix encoding bug (and resulting kclient crash) msgr: simplified policy, failure model, code mon: less push, more pull mon: clients maintain single monitor session, requests and replies […]

  • October 5, 2009
    v0.16 released

    We’ve released v0.16.  The release primarily incorporates feedback on the Linux kernel client from LKML.  Changes since v0.15 include: kclient: corrected inline abuse, use of __init, sockaddr_storage (IPv6 groundwork), and other feedback kclient: xattr cleanups kclient: fix invalidate lockup bug kclient: fix msgr queue accounting lockup bug Andrew Morton was nice enough to take some […]

  • September 22, 2009
    v0.15 released

    We’ve released v0.15.  This is mostly cleanups for the kernel client and some work on the monitor interface.  Changes since v0.14 include: kclient: message api fixups (simpler, more robust) kclient: more message pools (avoiding ENOMEM) kclient: new ioctl to extract object name and location/address, given a file handle and offset kclient: fix with osd restart […]

  • September 8, 2009
    v0.14 released

    We”ve released v0.14.  Changes since v0.13 include: Messenger library changes (client now initiates all tcp connections) Improved client/monitor protocol Working Hadoop and Hypertable file system modules (many associated libceph, uclient fixes) man page fixes Debian packages fixed (now libcrush, libcrush-dev, librados, librados-dev, libceph, libceph-dev all work) Streamlined client startup (fewer messages, faster client id assignment) […]

  • August 24, 2009
    v0.13 released

    We’ve made a v0.13 release.  This mostly fixes bugs with v0.12 that have come up over the past couple weeks: [ku]lcient: fix sync read vs eof, lseek(…, SEEK_END) mds: misc bug fixes for multiclient file access But also a few other big things: osd: stay active during backlog generation osdmap: override mappings (pg_temp) kclient: some […]

  • August 5, 2009
    v0.12 released

    I’ve just tagged a v0.12 released, and sent the kernel client patchset off to the Linux kernel and fsdevel lists again.  There was a v0.11 a week ago as well that incorporated some earlier feedback from the kernel lists. Changes since v0.11: mapping_set_error on failed writepage document correct debugfs mount point simplify layout/striping ioctls removed […]

  • July 16, 2009
    v0.10 released

    We’ve released v0.10.  The big items this time around: kernel client: some cleanup, unaligned memory access fixes much debugging of MDS recovery: kernel client will now correctly untar, compile kernel with MDS server running in a 60 second restart loop. a few misc mds fixes osd recovery fixes userspace client: many bug fixes, now quite […]

  • May 19, 2009
    v0.8 released

    Ceph v0.8 has been released.  Debian packages for amd64 and i386 have been built and there is a tarball, or you can pull the ‘master’ branch from Git.  This update has a lot of important protocol changes and corresponding performance improvements: Client / MDS protocol simplification — faster, less fragile Online adjustment of data and/or […]

  • March 10, 2009
    v0.7 release

    I’ve tagged a v0.7 release.  Probably the biggest change in this release (aside from the usual bug fixes and performance improvements) is the new start/stop and configuration framework.  Notably, the entire cluster configuration can be described by a single cluster.conf file that is shared by all nodes (distributed via scp or NFS or whatever) and used […]

  • November 14, 2008
    v0.5 release sent to linux-fsdevel, -kernel

    I’ve tagged a v0.5 release, and this time sent the client portion in patch form to linux-kernel and linux-fsdevel for review.  We’ll see what happens!  It weights in a 20k lines of code, so I’ll be impressed if anyone decides to wade through it immediately. New in this release: Lots of bug fixes, especially in […]

  • October 7, 2008
    v0.4 Release

    I’ve tagged v0.4.  New in this release: Flexible snapshots (create snapshots of _any_ subdirectory) Recursive accounting for size, ctime, file counts Lots of client bug fixes and improvements, including asynchronous writepages, additional crc protection of network messages, sendpage (zero-copy writes where supported). The main new item in this release is the snapshot support.  Unlike snapshots […]

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