The Ceph Blog

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

  • May 18, 2020
    v15.2.2 Octopus released

    This is the second bugfix release of Ceph Octopus stable release series, we recommend that all Octopus users upgrade. This release has a range of fixes across all components and a security fix. Notable Changes¶ CVE-2020-10736: Fixed an authorization bypass in mons & mgrs (Olle SegerDahl, Josh Durgin) Changelog¶ ceph-volume/batch: check lvs list before access …Read more

  • April 30, 2020
    CDS Pacific: Dashboard planning summary

    A few weeks ago, a number of virtual Ceph Developer Summit meetings took place as a replacement for the in-person summit that was planned as part of Cephalocon in Seoul. The Ceph Dashboard team also participated in these and held three video conference meetings to lay out our plans for the “Pacific” release. For details, …Read more

  • April 28, 2020
    Public telemetry dashboards

    It is our pleasure to announce the immediate availability of dashboards based on the data reported via Ceph’s telemetry feature. Introduced with Ceph Mimic, Ceph telemetry after opt-in sends aggregated, anonymous statistics about how Ceph is being used and deployed to the Ceph Foundation’s community infrastructure under the CDLA-1.0 Sharing. The new dashboards, courtesy of …Read more

  • April 23, 2020
    v13.2.10 Mimic released

    This is the tenth bugfix release of Ceph Mimic, this release fixes a RGW CVE affecting mimic, and we recommend that all mimic users upgrade. Notable Changes CVE 2020 12059- Fix an issue with Post Object Requests with Tagging (#44967, Lei Cao, Abhishek Lekshmanan)

  • April 16, 2020
    v13.2.9 Mimic released

    This is the ninth and very likely the last stable release in the Ceph Mimic stable release series. This release fixes bugs across all components and also contains a RGW security fix. We recommend all mimic users to upgrade to this version. Notable Changes¶ CVE-2020-1760: Fixed XSS due to RGW GetObject header-splitting The configuration value …Read more

  • April 14, 2020
    v14.2.9 Nautilus released

    This is the ninth bugfix release of Nautilus. This release fixes a couple of security issues in RGW & Messenger V2. We recommend all users to upgrade to this release Notable Changes CVE-2020-1759: Fixed nonce reuse in msgr V2 secure mode CVE-2020-1760: Fixed XSS due to RGW GetObject header-splitting

  • April 14, 2020
    Automatic CephFS Recovery after Blacklisting

    The Linux Kernel CephFS client has gained the ability to automatically recover access to the cluster after a blacklisting and unblacklisting event. CephFS relies heavily on delegating recallable stateful objects (represented by file capabilities, dentries, etc.) to the clients to attain good performance. This allows the clients to effectively cache granular information about the filesystem. …Read more

  • April 9, 2020
    v15.2.1 Octopus released

    This is the first bugfix release of Ceph Octopus, we recommend all Octopus users upgrade. This release fixes an upgrade issue and also fixes 2 security issues Notable Changes¶ issue#44759: Fixed luminous->nautilus->octopus upgrade asserts CVE-2020-1759: Fixed nonce reuse in msgr V2 secure mode CVE-2020-1760: Fixed XSS due to RGW GetObject header-splitting Changelog¶ build/ops: fix ceph_release …Read more

  • April 7, 2020
    Rook v1.3: Octopus, OSD enhancements, and more!

    We are excited to announce a number of significant features and improvements for the Ceph operator for Kubernetes in Rook v1.3. Major Themes Octopus Support Pool Compression OSD Configuration Legacy OSD Removal Ceph-CSI v2.0 Cluster Cleanup on Uninstall Controller Runtime Conversion Design for RGW MultiSite Octopus Support With each release of Ceph, we strive to …Read more

  • March 26, 2020
    Ceph Developer Summit: Pacific

    With the Ceph Octopus release out the door, we are kicking off development of Pacific, the next major release of Ceph. This release is named after the Pacific octopus and is due out in March of 2021. We had originally planned several in-person meetings at Cephalocon in Seoul, but since that was canceled and much …Read more

  • March 25, 2020
    Introducing Cephadm

    A wide variety of Ceph deployment tools have emerged over the years with the aim of making Ceph easier to install and manage. Most of these have leveraged existing tools like Ansible, Puppet, and Salt, bringing with them an existing ecosystem of users and an opportunity to align with an existing investment by an organization …Read more

  • March 23, 2020
    v15.2.0 Octopus released

    This is the first stable release of Ceph Octopus. Major Changes from Nautilus¶ General¶ A new deployment tool called cephadm has been introduced that integrates Ceph daemon deployment and management via containers into the orchestration layer. For more information see Cephadm. Health alerts can now be muted, either temporarily or permanently. Health alerts are now …Read more