On Thu, Apr 14, 2016 at 6:32 AM, John Spray <jspray@xxxxxxxxxx> wrote: > On Thu, Apr 14, 2016 at 8:31 AM, Vincenzo Pii > <vincenzo.pii@xxxxxxxxxxxxx> wrote: >> >> On 14 Apr 2016, at 00:09, Gregory Farnum <gfarnum@xxxxxxxxxx> wrote: >> >> On Wed, Apr 13, 2016 at 3:02 PM, Sage Weil <sage@xxxxxxxxxx> wrote: >> >> Hi everyone, >> >> The third (and likely final) Jewel release candidate is out. We have a >> very small number of remaining blocker issues and a bit of final polish >> before we publish Jewel 10.2.0, probably next week. >> >> There are no known issues with this release that are serious enough to >> warn about here. Greg is adding some CephFS checks so that admins don't >> accidentally start using less-stable features, >> >> >> s/is adding/has added/ >> >> http://docs.ceph.com/docs/master/release-notes/ >> >> >> As noted in another thread, there's still a big CephFS warning in the >> online docs. We'll be cleaning those up, since we now have the >> recovery tools we desire! Some things are known to still be slow or >> sub-optimal, but we consider CephFS stable and safe at this time when >> run in the default single-MDS configuration. (It won't let you do >> anything bad without very explicitly setting flags and acknowledging >> they're dangerous.) >> :) >> -Greg >> _______________________________________________ >> ceph-users mailing list >> ceph-users@xxxxxxxxxxxxxx >> http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com >> >> >> Hi Greg, >> >> A clarification: >> >> When you say that things will be safe in “single-MDS” configuration, do you >> also exclude the HA setup with one active MDS and some passive (standby) >> ones? Or this would be safe as well? > > Yes, having standbys is fine (including "standby replay" daemons). We > should really say "single active MDS configuration", but it's a bit of > a mouthful! master - hot standby(s) is okay multi-master is not supported I feel like this is terminology that's more familiar (to me) from other systems (eg. databases). > > John > >> >> Vincenzo Pii | TERALYTICS >> DevOps Engineer >> >> >> _______________________________________________ >> ceph-users mailing list >> ceph-users@xxxxxxxxxxxxxx >> http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com >> > -- > To unsubscribe from this list: send the line "unsubscribe ceph-devel" in > the body of a message to majordomo@xxxxxxxxxxxxxxx > More majordomo info at http://vger.kernel.org/majordomo-info.html -- Milosz Tanski CTO 16 East 34th Street, 15th floor New York, NY 10016 p: 646-253-9055 e: milosz@xxxxxxxxx _______________________________________________ ceph-users mailing list ceph-users@xxxxxxxxxxxxxx http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com
 |