Hi, On Thu Nov 13 2014 at 3:35:55 PM Anthony Alba <ascanio.al...@gmail.com> wrote:
> Ah no. > On 13 Nov 2014 21:49, "Dan van der Ster" <daniel.vanders...@cern.ch> > wrote: > >> Hi, >> Did you mkjournal the reused journal? >> >> ceph-osd -i $ID --mkjournal >> >> Cheers, Dan >> > > No - however the man page states that "--mkjournal" is for : > "Create a new journal file to match an existing object repository. This > is useful if the journal device or file is wiped out due to a disk or file > system failure. " > > I thought mkfs would create a new OSD and new journal in one shot (the > journal device is specified in ceph.conf). In otherwords I do not have "an > existing object repository".. > > My steps: > ceph.conf: > osd journal = /dev/sdb1 > # This was used in a previous experiment so has garbage on it > # /dev/sdc1 is mounted on /var/lib/ceph/osd/ceph-0 > > ceph-osd -i 0 --mkfs --mkkey --osd-uuid 123456 > > At this point it crashes with the FAILED assert. > > Do you mean I should run "ceph-osd -i $ID --mkjournal" before the mkfs? > I believe that if you now run ceph-osd -i 0 --mkjournal it will setup /dev/sdb1 correctly to be used as the journal. I'm not sure if mkfs is supposed to do this. (BTW, using these commands manually is sort of deprecated now anyway -- you can read through ceph-disk to see how to use them correctly). Cheers, Dan
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