Hi You can verify the exact mapping using the following command: ceph osd map {poolname} {objectname} Check page http://docs.ceph.com/docs/master/man/8/ceph for the ceph command. Cheers JC While moving. Excuse unintended typos. > On Feb 1, 2015, at 08:04, Loic Dachary <loic@xxxxxxxxxxx> wrote: > > > >> On 01/02/2015 14:47, Dennis Chen wrote: >> Hello, >> >> If I write 2 different objects, eg, "john" and "paul" respectively to >> a same pool like "testpool" in the cluster, is the primary OSD >> calculated by CRUSH for the 2 objects the same? > > Hi, > > CRUSH is likely to place john on an OSD and paul on another OSD. > > Cheers > > -- > Loïc Dachary, Artisan Logiciel Libre > > _______________________________________________ > ceph-users mailing list > ceph-users@xxxxxxxxxxxxxx > http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com _______________________________________________ ceph-users mailing list ceph-users@xxxxxxxxxxxxxx http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com