The Ceph Blog

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

  • April 10, 2019
    Ceph Community Newsletter, March 2019 edition

    Announcements Nautilus stable release is out! March 19 we announced the new release of Ceph Nautilus! Take a look at our blog post that captures the major features and upgrade notes.   Cephalocon Barcelona May 19-20: Registration and Sponsor slots still available! We’re very excited for the upcoming Cephalocon in Barcelona! We have a convenient …Read more

  • April 9, 2019
    Cephalocon Barcelona

    Cephalocon Barcelona aims to bring together technologists and adopters from across the globe to showcase Ceph’s history and its future, demonstrate real-world applications, and highlight vendor solutions. Join us in Barcelona, Spain on 19-20 May 2019 for our second international conference event! Cephalocon Barcelona is co-located with KubeCon + CloudNativeCon Europe, which takes place over …Read more

  • April 4, 2019
    New in Nautilus: PG merging and autotuning

    Since the beginning, choosing and tuning the PG count in Ceph has been one of the more frustrating parts of managing a Ceph cluster.  Guidance for choosing an appropriate pool is confusing, inconsistent between sources, and frequently surrounded by caveats and exceptions.  And most importantly, if a bad value is chosen, it can’t always be …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

  • March 6, 2019
    Deploying a Ceph+NFS Server Cluster with Rook

    With rook.io it’s possible to deploy a Ceph cluster on top of kubernetes (also known as k8s). The ceph cluster can use storage on each individual k8s cluster node just as it when it is deployed on regular hosts. Newer versions of rook and Ceph also support the deployment of a CephFS to NFS gateway …Read more

  • February 7, 2019
    Ceph-related talks at FOSDEM 2019 (Brussels, BE)

    Last weekend, the annual FOSDEM conference took place in Brussels, Belgium. A number of Cephers participated by giving talks in the Software Defined Storage Developer Room (big thanks to Jan Fajerski from SUSE for organizing and moderating it!). Many times, the room was packed to the last seat and attendees were not able to enter. …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

  • January 21, 2019
    Ceph Community Newsletter, December 2018 edition

    Hey Cephers happy new year! We are catching up again on our community newsletters, so this will include November and December. Announcements The Ceph Foundation On November 12 at Ceph Day Berlin we announced the Ceph Foundation, a new organization to bring industry members together to support the Ceph open source community. The new foundation …Read more

  • January 7, 2019
    13.2.4 Mimic released

    This is the fourth bugfix release of the Mimic v13.2.x long term stable release series. This release includes two security fixes atop of v13.2.3. We recommend that all mimic users upgrade. If you’ve already upgraded to v13.2.3, the same restrictions from v13.2.2 to v13.2.3 apply here as well. Notable Changes CVE-2018-16846: rgw: enforce bounds on max-keys/max-uploads/max-parts (issue#35994) A new …Read more

  • January 7, 2019
    13.2.3 Mimic released

    This is the third bugfix release of the Mimic v13.2.x long term stable release series. This release contains many fixes across all components of Ceph. If you haven’t yet upgraded to v13.2.3, consider upgrading to the already released v13.2.4 which has a couple of security fixes on top of this release. The default memory utilization …Read more

  • December 21, 2018
    Ceph at KubeCon Seattle 2018

    Ceph’s had some great presence at KubeCon Seattle 2018 within the Rook booth. Rook is an open source incubated CNCF project. It includes storage orchestration for deploying, upgrading and disaster recovery. Ceph is the reference implementation for Rook, but other storage implementations such as NFS, Nexenta, Cassandra and more are supported. Anyone can contribute a …Read more

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