I successfully installed a new cluster recently following the intructions here : http://ceph.com/docs/master/rados/deployment/ Cheers On 02/10/2013 16:32, shacky wrote: > Thank you very much for your answer! > So I could save the use of hardware RAID controllers on storage servers. Good news. > I see in the Ceph documentation that I will have to manually configure the datastore to be efficient, reliable and full fault tolerant. > Is there a particular way to configure it, or just a datastore on every hard drive (12 datastores) and then Ceph will automatically use them to be reliable and full fault tolerant? > Can you advise me how to configure it in the better way? > > > 2013/10/2 Loic Dachary <loic@xxxxxxxxxxx <mailto:loic@xxxxxxxxxxx>> > > Hi, > > I would not use RAID5 since it would be redundant with what Ceph provides. > > My 2cts ;-) > > On 02/10/2013 13:50, shacky wrote: > > Hi. > > > > I am going to create my first Ceph cluster using 3 physical servers and Ubuntu distribution. > > Each server will have three 3Tb hard drives, connected with or without a physycal RAID controller. > > I would have to be protect on a fault of one of this three servers, having as much as space possible, but without losing the failover security. > > > > Shall I configure the hard drive on each server using RAID (5?) or not? > > > > Can you advise me the correct answer, or tell me what are the pro/cons of using or not RAID on physical servers in a Ceph cluster? > > > > Thank you very much! > > Bye. > > > > > > _______________________________________________ > > ceph-users mailing list > > ceph-users@xxxxxxxxxxxxxx <mailto:ceph-users@xxxxxxxxxxxxxx> > > http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com > > > > -- > Loïc Dachary, Artisan Logiciel Libre > All that is necessary for the triumph of evil is that good people do nothing. > > > _______________________________________________ > ceph-users mailing list > ceph-users@xxxxxxxxxxxxxx <mailto:ceph-users@xxxxxxxxxxxxxx> > http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com > > -- Loïc Dachary, Artisan Logiciel Libre All that is necessary for the triumph of evil is that good people do nothing.
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