Ceph Blog

  • Intel 520 SSD Journal

    by laurentbarbe

    A quick check of my Intel 520 SSD that running since 2 years on a small cluster.smartctl -a devsda…

  • RadosGW Big Index

    by laurentbarbe

    rados -p .default.rgw.buckets.index listomapkeys .dir.default.1970130.1 wc -l166768275With each…

  • Ceph Jerasure and ISA plugins benchmarks

    by loic

    In Ceph, a pool can be configured to use erasure coding instead of replication to save space. When…

  • Ceph : Reduce OSD Scrub Priority

    by syndicated

    Let’s assume ! on a nice sunny day , you receives complaints that your Ceph storage cluster is not…

  • Improving Ceph python scripts tests

    by loic

    The Ceph command line and ceph-disk helper are python scripts for which there are integration tests…

  • v9.0.0 released

    by sage

    This is the first development release for the Infernalis cycle, and the first Ceph release to sport…

  • 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…


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