The Ceph Blog

Ceph blog stories provide high-level spotlights on our customers all over the world

  • December 13, 2019
    v13.2.8 Mimic released

    This is the eighth release in the Ceph Mimic stable release series. Its sole purpose is to fix a regression that found its way into the previous release. Notable Changes¶ Due to a missed backport, clusters in the process of being upgraded from 13.2.6 to 13.2.7 might suffer an OSD crash in build_incremental_map_msg. This regression …Read more

  • December 9, 2019
    v14.2.5 Nautilus released

    This is the fifth release of the Ceph Nautilus release series. Among the many notable changes, this release fixes a critical BlueStore bug that was introduced in 14.2.3. All Nautilus users are advised to upgrade to this release. Notable Changes¶ Critical fix: This release fixes a critical BlueStore bug introduced in 14.2.3 (and also present …Read more

  • November 25, 2019
    v13.2.7 mimic released

    This is the seventh bugfix release of the Mimic v13.2.x long term stable release series. We recommend all Mimic users upgrade. Notable Changes¶ MDS: Cache trimming is now throttled. Dropping the MDS cache via the “ceph tell mds.<foo> cache drop” command or large reductions in the cache size will no longer cause service unavailability. Behavior …Read more

  • September 17, 2019
    v14.2.4 nautilus released

    This is the fourth release in the Ceph Nautilus stable release series. Its sole purpose is to fix a regression that found its way into the previous release. Notable Changes¶ The ceph-volume in Nautilus v14.2.3 was found to contain a serious regression, described in https://tracker.ceph.com/issues/41660, which prevented deployment tools like ceph-ansible, DeepSea, Rook, etc. from …Read more

  • September 4, 2019
    v14.2.3 Nautilus released

    This is the third bug fix release of Ceph Nautilus release series. We recommend all Nautilus users upgrade to this release. This release fixes a security issue.  For upgrading from older releases of ceph, general guidelines for upgrade to nautilus must be followed Notable Changes¶ CVE-2019-10222- Fixed a denial of service vulnerability where an unauthenticated client …Read more

  • July 22, 2019
    v14.2.2 Nautilus released

    This is the second bug fix release of Ceph Nautilus release series. We recommend all Nautilus users upgrade to this release. For upgrading from older releases of ceph, general guidelines for upgrade to nautilus must be followed Upgrading from Mimic or Luminous. Notable Changes¶ The no{up,down,in,out} related commands have been revamped. There are now 2 …Read more

  • June 4, 2019
    v13.2.6 Mimic released

    This is the sixth bugfix release of the Mimic v13.2.x long term stable release series. We recommend all Mimic users upgrade. Notable Changes¶ Ceph v13.2.6 now packages python bindings for python3.6 instead of python3.4, because EPEL7 recently switched from python3.4 to python3.6 as the native python3. See the announcement for more details on the background …Read more

  • April 29, 2019
    v14.2.1 Nautilus released

    This is the first bug fix release of Ceph Nautilus release series. We recommend all nautilus users upgrade to this release. For upgrading from older releases of ceph, general guidelines for upgrade to nautilus must be followed Upgrading from Mimic or Luminous. Notable Changes¶ The default value for mon_crush_min_required_version has been changed from firefly to …Read more

  • April 12, 2019
    v12.2.12 Luminous released

    This is the twelfth bug fix release of the Luminous v12.2.x long term stable release series. We recommend that all users upgrade to this release. Notable Changes¶ In 12.2.11 and earlier releases, keyring caps were not checked for validity, so the caps string could be anything. As of 12.2.12, caps strings are validated and providing …Read more

  • March 19, 2019
    v14.2.0 Nautilus released

    We’re glad to announce the first release of Nautilus v14.2.0 stable series. There are a lot of changes across components from the previous Ceph release, and we advise everyone to go through the release and upgrade notes carefully. Major Changes from Mimic¶ Dashboard: The Ceph Dashboard has gained a lot of new functionality: Support for …Read more

  • March 13, 2019
    v13.2.5 Mimic released

    This is the fifth bugfix release of the Mimic v13.2.x long term stable release series. We recommend all Mimic users upgrade. Notable Changes¶ This release fixes the pg log hard limit bug that was introduced in 13.2.2, https://tracker.ceph.com/issues/36686. A flag called pglog_hardlimit has been introduced, which is off by default. Enabling this flag will limit …Read more

  • January 31, 2019
    v12.2.11 Luminous released

    This is the eleventh bug fix release of the Luminous v12.2.x long term stable release series. We recommend that all users upgrade to this release. Please note the following precautions while upgrading. Notable Changes¶ This release fixes the pg log hard limit bug from v12.2.9 (https://tracker.ceph.com/issues/36686). A flag called pglog_hardlimit has been introduced, which is …Read more

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