Ceph Blog

  • OpenVZ: Kernel 3.10 With Rbd Module

    by laurentbarbe

    3.X Kernel for OpenVZ is out and it is compiled with rbd module:rootdebian: uname -aLinux debian…

  • Ceph using Monitor key/value store

    by shan

    Ceph monitors make use of leveldb to store cluster maps, users and keys. Since the store is…

  • v0.87.2 Giant released

    by sage

    This is the second and possibly final point release for Giant.We recommend all v0.87.x Giant users…

  • Ceph: manually repair object

    by shan

    Debugging scrubbing errors can be tricky and you don't necessary know how to proceed.Assuming you…

  • Ceph Loves Jumbo Frames

    by syndicated

    Who doesn’t loves a high performing Ceph storage cluster. To get this you need to tame it , i mean…

  • Stretching Ceph networks

    by shan

    This is a quick note about Ceph networks, so do not expect anything lengthy here :.Usually Ceph…

  • Ceph Pool Migration

    by laurentbarbe

    You have probably already be faced to migrate all objects from a pool to another, especially to…

  • v0.94.1 Hammer released

    by sage

    This bug fix release fixes a few critical issues with CRUSH. The most important addresses a bug in…

  • Ceph: analyse journal write pattern

    by shan

    Simple trick to analyse the write patterns applied to your Ceph journal.Assuming your journal…

  • Ceph make check in a ram disk

    by loic

    When running tests from the Ceph sources, the disk is used intensively and a ram disk can be used…

  • v0.94 Hammer released

    by sage

    This major release is expected to form the basis of the next long-term stable series. It is…

  • Ceph rolling upgrades with Ansible

    by shan

    Recently I improved a playbook that I wrote a couple of months ago regarding Ceph rolling upgrades.…