On Fri, Jul 22, 2016 at 8:12 AM, Vijay Bellur <vbellur@xxxxxxxxxx> wrote:
2016-07-22 1:54 GMT-04:00 Frank Rothenstein <f.rothenstein@xxxxxxxxxxxxxxxxxx>:
> The point is that even if all other backend storage filesystems do correctly
> untill 3.7.11 there was no error on ZFS. Something happened nobody ever
> could explain in the release of 3.7.12 that makes FUSE-mount _in ovirt_ (it
> partly uses dd with iflag=direct , using iflag=direct yourself gives also
> errors on the FUSE-mounts ) unusable.
>
> So 3.7.11 is the last usable version when using ZFS on bricks, afaik.
>
Can you please share the exact dd command that causes this problem?
I want to say it was this one though my logs for vdsm going back that far have rolled off
/usr/bin/dd if=/rhev/data-center/mnt/glusterSD/ccgl1.gl.local:GLUSTER1/7c73a8dd-a72e-4556-ac88-7f6813131e64/dom_md/metadata iflag=direct of=/dev/null bs=4096 count=1
Thanks,
Vijay
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