[ovirt-users] Error while executing action New SAN Storage Domain: Cannot zero out volume

[Devin A. Bougie]

Hi Maor,

On Oct 25, 2015, at 12:03 PM, Maor Lipchuk <mlipchuk at redhat.com> wrote:
> few questions:
> Which RHEL version is installed on your Host?

7.1

> Can you please share the output of "ls -l /dev/cb5b0e2e-d68d-462a-b8fa-8894a6e0ed19/"

[root at lnx84 ~]# ls -l /dev/cb5b0e2e-d68d-462a-b8fa-8894a6e0ed19/
total 0
lrwxrwxrwx 1 root root 8 Oct 23 16:05 ids -> ../dm-23
lrwxrwxrwx 1 root root 8 Oct 23 16:05 inbox -> ../dm-24
lrwxrwxrwx 1 root root 8 Oct 23 16:05 leases -> ../dm-22
lrwxrwxrwx 1 root root 8 Oct 23 16:05 metadata -> ../dm-20
lrwxrwxrwx 1 root root 8 Oct 23 16:05 outbox -> ../dm-21

> What happen when you run this command from your Host:
> /usr/bin/nice -n 19 /usr/bin/ionice -c 3 /usr/bin/dd if=/dev/zero of=/dev/cb5b0e2e-d68d-462a-b8fa-8894a6e0ed19/metadata bs=1048576 seek=0 skip=0 conv=notrunc count=40 oflag=direct

[root at lnx84 ~]# /usr/bin/nice -n 19 /usr/bin/ionice -c 3 /usr/bin/dd if=/dev/zero of=/dev/cb5b0e2e-d68d-462a-b8fa-8894a6e0ed19/metadata bs=1048576 seek=0 skip=0 conv=notrunc count=40 oflag=direct
40+0 records in
40+0 records out
41943040 bytes (42 MB) copied, 0.435552 s, 96.3 MB/s

> Also, please consider to open a bug at https://bugzilla.redhat.com/enter_bug.cgi?product=oVirt, with all the logs and output so it can be resolved ASAP.

I'll open a bug report in the morning unless you have any other suggestions.  Many thanks for following up!

Devin