On Tue, Feb 3, 2015 at 1:30 PM, John Spray <john.spray@xxxxxxxxxx> wrote: > On Tue, Feb 3, 2015 at 10:23 PM, Gregory Farnum <greg@xxxxxxxxxxx> wrote: >>> If you explicitly change the layout of a file containing data to point >>> to a different pool, then you will see zeros when you try to read it >>> back (although new data will be written to the new pool). >> >> That statement sounds really scary. To reassure people: you can't >> actually change layout on a file which has already been written to! >> Trying to do so will return an error code; actually changing the >> layouts and seeing this result would require manually mucking around >> with RADOS data underneath the MDS. > > Ah, in that case I think we need to open a ticket because my comment > was based on trying it out, and it definitely did let that happen! ... Yes please! I wonder when that got broken. Apparently we need some tests for layout manipulation. D: _______________________________________________ ceph-users mailing list ceph-users@xxxxxxxxxxxxxx http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com
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