The Ceph Blog

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

  • June 3, 2020
    New in Octopus: Dashboard Features

    This is a follow-up to my previous blog post “New in Octopus: Dashboard Enhancements” in which I highlighted some of the added and enhanced functionality related to Ceph Dashboard itself. In this post I’d like to focus on the Ceph-specific new management features that have been added to the Dashboard during the Ceph Octopus development …Read more

  • May 29, 2020
    v15.2.3 Octopus released

    We’re happy to announce the availability of the third Octopus stable release series. This release mainly is a workaround for a potential OSD corruption in v15.2.2. We advise users to upgrade to v15.2.3 directly. For users running v15.2.2 please execute the following:: ceph config set osd bluefs_preextend_wal_files false Changelog bluestore: common/ disable bluefs_preextend_wal_files (issue#45613, commit)

  • May 27, 2020
    Ceph Dashboard: How to contribute translations

    (This is a guest post by Sebastian Krah from the Ceph Dashboard Team. He is coordinating the efforts around localization and internationalization of the Dashboard) Ceph Dashboard is the perfect entry point for everyone who is interested in Ceph and prefers working with a graphical user interface. Like every good UI, the Dashboard can be …Read more

  • May 26, 2020
    New in Octopus: Dashboard Enhancements

    Ceph Dashboard is a built-in web-based management and monitoring application that is part of the open source Ceph distribution. Like in previous Ceph releases, the Dashboard developer community has been very active in adding new features and improving existing functionality. In this article, I’d like to cover the most noteworthy overall user interface enhancements that …Read more

  • 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