Hello, On Tue, 29 Mar 2016 13:47:04 -0400 Shain Miley wrote: > Hello all, > > We are currently running ceph version 0.80.11 on Ubuntu 12.04.5 LTS. > Used to be 0.80.10/11 on Debian Jessie here. > I would like to upgrade the cluster so that we can stay a little more > current on the releases and hopefully take advantage of some of the > exciting new features coming out soon. > > My questions are: > > 1)Which version of ceph is considered the most stable at this point (I > assume we should be looking at either Hammer or Infernalis)? > Hammer, because it is a stable LTS version. No bug fixes for Infernalis once Jewel is released (any day now). If there's anything you really, really want in Infernalis, still Hammer and then Jewel. > 2)It looks like we have the option of going from firefly directly to > hammer or going from firefly to giant then to hammer. I am wondering if > anyone who has already been through this already, has any information on > which path is likely to produce the the least number of issues for us > moving forward. > Direct to Hammer, quite painless process in all of my 3 clusters. Note that 0.94.6 has a massive, data destroying cache-tier bug, so you will want to wait until .7 at least if you're using cache-tiering, or read up on the work-around for that bug alternatively. > 3)It looks like 12.04 is no longer supported after hammer...I am > wondering if it would be better to upgrade to 14.04 then start to > upgrade the ceph cluster...or should I upgrade to hammer then move onto > ubuntu upgrades from there? > I'd upgrade to 14.04 first in your shoes, this will also allow you to move to Jewel once that had some time to settle down. Christian > Thanks in advance for any advice, > > Shain > > *NPR* | Shain Miley | Manager of Infrastructure, Digital Media | > smiley@xxxxxxx | 202.513.3649 -- Christian Balzer Network/Systems Engineer chibi@xxxxxxx Global OnLine Japan/Rakuten Communications http://www.gol.com/ _______________________________________________ ceph-users mailing list ceph-users@xxxxxxxxxxxxxx http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com
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