Planet Ceph

Aggregated news from external sources

  • February 9, 2014
    figuring out why ccache misses

    When compiling Ceph, ccache may appear to miss more than expected, as shown by the cache miss line of ccache -s cache directory /home/loic/.ccache cache hit (direct) 1 cache hit (preprocessed) 0 cache miss 1 files in cache 3 cache … Continue reading

  • February 1, 2014
    Ceph paxos propose interval

    When a command is sent to the Ceph monitor, such as ceph osd pool create, it will add a pool to the pending changes of the maps. The modification is stashed for paxos propose interval seconds before it is used … Continue reading

  • January 30, 2014
    Hadoop like computing with Ceph

    Computation can be co-located on the machine where a Ceph object resides and access it from the local disk instead of going through the network. Noah Watkins explains it in great detail and it can be experimented with a Hello … Continue reading

  • January 27, 2014
    New Proxmox BETA – now with Ceph

    Proxmox has just released a new feature to the Proxmox VE software – Ceph integration. It is currently in BETA and available to test from the pvetest repository. Ceph is a distributed storage engine which is designed to work over many nodes to provide resilient, highly available storage. You will need to add the pvetest repository … Continue reading New Proxmox BETA – now with Ceph

  • January 24, 2014
    How Data Is Stored In CEPH Cluster

    HOW :: Data is Storage Inside Ceph Cluster This is something definitely your would be wondering about , How Data _ _ _ Ceph Cluster ? Now showing a easy to understand ceph data storage diagram.## POOLS : Ceph cluster has POOLS …

  • January 18, 2014
    python-cephclient now on PyPi

    I’m glad to announce that the client is now available on PyPi !

  • January 18, 2014
    python-cephclient now on PyPi

    Back on January 1st, I wrote about my initiative regarding a client
    for the Ceph REST API made in python.

    I’m glad to announce that the client is now available on PyPi and I have
    just drafted the second release: v0.1.0.2.

    Check it out and let me know what you think !

  • January 10, 2014
    Organization mapping and Reviewed-by statistics with git

    shortlog is convenient to print a leader board counting contributions. For instance to display the top ten commiters of Ceph over the past year: $ git shortlog –since=’1 year’ –no-merges -nes | nl | head -10 1 1890 Sage Weil … Continue reading

  • January 10, 2014
    CephFS with a dedicated pool

    CephFS with a Dedicated PoolThis blog is about configuring a dedicated pool ( user defined pool ) for cephfs. If you are looking to configure cephfs , please visit  CephFS Step by Step blogCreate a new pool for cephfs ( obviosl…

  • January 7, 2014
    Becoming a Core Contributor : the fast track

    Anyone willing to become a better Free Software contributor is invited to attend the next session of Upstream University in advance of FOSDEM. The training starts January 30th, 2014 in the morning, at a walking distance from Grand Place in … Continue reading

  • January 4, 2014
    Exploring Ceph cache pool implementation

    Sage Weil and Greg Farnum presentation during the Firefly Ceph Developer Summit in 2013 is used as an introduction to the cache pool that is being implemented for the upcoming Firefly release. The CEPH_OSD_OP_COPY_FROM etc.. rados operations have been introduced … Continue reading

  • January 2, 2014
    Zero To Hero Guide : : For CEPH CLUSTER PLANNING

    What it is all about :If you think or discuss about Ceph , the most common question strike to your mind is “What Hardware Should I Select For My CEPH Storage Cluster ?” and yes if you really thought of this question in your mind , congratulations you s…