Am 26.09.2014 um 09:36 schrieb Haomai Wang: > Sorry, the bug last mail reported exists in centos 6.5. > > I'm not sure which kernel version solve this bug and 3.12 kernel is > safe with fiemap on XFS What's the advantage of fiemap? I've a vanilla 3.10.55 kernel. Stefan > On Fri, Sep 26, 2014 at 3:33 PM, Haomai Wang <haomaiwang at gmail.com> wrote: >> On Fri, Sep 26, 2014 at 3:04 PM, Stefan Priebe - Profihost AG >> <s.priebe at profihost.ag> wrote: >>> Hi, >>> >>> as the documentation is very unspecific on this option i'm not sure >>> whether we should enable or disable this one on dumpling. >> >> It all depends on your kernel version. For example, as I remember >> there exists known XFS fiemap bug which will return false extent map. >> >> So you must ensure your kernel version with your local filesystem has >> the right fiemap impl. >> >>> >>> Greets, >>> Stefan >>> _______________________________________________ >>> ceph-users mailing list >>> ceph-users at lists.ceph.com >>> http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com >> >> >> >> -- >> Best Regards, >> >> Wheat > > >