The Ceph Blog

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

  • September 7, 2016
    A Look at the Ceph Cookbook

    “Ceph is awesome and so is its community” and last year Packt Publishing and Karan Singh from community came up with very first book on Ceph titled “Learning Ceph“. The overwhelming response to the first book + maturity and popularity of Ceph becomes the base for the next title on Ceph, “Ceph Cookbook“. Author and …Read more

  • August 26, 2016
    v0.94.8 Hammer released

    This Hammer point release fixes several bugs. We recommend that all hammer v0.94.x users upgrade. For more detailed information, see the complete changelog. NOTABLE CHANGES

  • July 6, 2016
    De-mystifying gluster shards

    Recently I’ve been working on converging glusterfs with oVirt – hyperconverged, open source style. oVirt has supported glusterfs storage domains for a while, but in the past a virtual disk was stored as a single file on a gluster volume. This helps some workloads, but file distribution and functions like self heal and rebalance have …Read more

  • June 15, 2016
    v10.2.2 Jewel released

    This point release fixes several important bugs in RBD mirroring, RGW multi-site, CephFS, and RADOS. We recommend that all v10.2.x users upgrade. For more detailed information, see the complete changelog. NOTABLE CHANGES

  • May 29, 2016
    Making gluster play nicely with others

    These days hyperconverged strategies are everywhere. But when you think about it, sharing the finite resources within a physical host requires an effective means of prioritisation and enforcement. Luckily, the Linux kernel already provides an infrastructure for this in the shape of cgroups, and the interface to these controls is now simplified with systemd integration. …Read more

  • May 16, 2016
    v10.2.1 Jewel released

    This is the first bugfix release for Jewel. It contains several annoying packaging and init system fixes and a range of important bugfixes across RBD, RGW, and CephFS. We recommend that all v10.2.x users upgrade. For more detailed information, see the complete changelog. NOTABLE CHANGES

  • May 13, 2016
    v0.94.7 Hammer released

    This Hammer point release fixes several minor bugs. It also includes a backport of an improved ‘ceph osd reweight-by-utilization’ command for handling OSDs with higher-than-average utilizations. We recommend that all hammer v0.94.x users upgrade. For more detailed information, see the complete changelog. NOTABLE CHANGES

  • April 26, 2016
    504 OSD Ceph cluster on converged microserver ethernet drives

    When Ceph was originally designed a decade ago, the concept was that “intelligent” disk drives with some modest processing capability could store objects instead of blocks and take an active role in replicating, migrating, or repairing data within the system.  In contrast to conventional disk drives, a smart object-based drive could coordinate with other drives …Read more

  • April 22, 2016
    2016 Google Summer of Code Underway

    The Ceph project would like to congratulate the following students on their acceptance to the 2016 Google Summer of Code program, and the Ceph project: Student Project Shehbaz Jaffer BlueStore Victor Araujo End-to-end Performance Visualization Aburudha Bose Improve Overall Python Infrastructure Zhao Junwang Over-the-wire Encryption Support Oleh Prypin Python 3 Support for Ceph These five …Read more

  • April 21, 2016
    v10.2.0 Jewel released

    This major release of Ceph will be the foundation for the next long-term stable release. There have been many major changes since the Infernalis (9.2.x) and Hammer (0.94.x) releases, and the upgrade process is non-trivial. Please read these release notes carefully. MAJOR CHANGES FROM INFERNALIS

  • March 8, 2016
    v10.0.4 released

    This is the fourth and last development release before Jewel. The next release will be a release candidate with the final set of features. Big items include RGW static website support, librbd journal framework, fixed mon sync of config-key data, C++11 updates, and bluestore/kstore. Note that, due to general developer busyness, we aren’t building official …Read more

  • February 26, 2016
    v9.2.1 Infernalis released

    This Infernalis point release fixes several packagins and init script issues, enables the librbd objectmap feature by default, a few librbd bugs, and a range of miscellaneous bug fixes across the system. We recommend that all infernalis v9.2.0 users upgrade. For more detailed information, see the complete changelog. NOTABLE CHANGES

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