CI cleanup failure

[Nir Soffer]

On Wed, May 11, 2016 at 4:20 PM, David Caro <dcaro at redhat.com> wrote:
> On 05/11 15:38, Nir Soffer wrote:
>> This ioprocess build failed with ci related issue:
>>
>> http://jenkins.ovirt.org/job/ioprocess_master_build-artifacts-el7-x86_64/1/
>>
>> 12:18:34 + mounts=($(mount | awk '{print $3}' | grep "$mock_root"))
>> 12:18:34 ++ mount
>> 12:18:34 ++ awk '{print $3}'
>> 12:18:34 ++ grep /var/lib/mock/fedora-22-x86_64-d496d3daa673001f46dbbd9addf9ba1b
>> 12:18:34 + [[ -n
>> /var/lib/mock/fedora-22-x86_64-d496d3daa673001f46dbbd9addf9ba1b/root/proc
>> ]]
>> 12:18:34 + echo 'Found mounted dirs inside the chroot
>> /var/lib/mock/fedora-22-x86_64-d496d3daa673001f46dbbd9addf9ba1b.'
>> 'Trying to umount.'
>> 12:18:34 Found mounted dirs inside the chroot
>> /var/lib/mock/fedora-22-x86_64-d496d3daa673001f46dbbd9addf9ba1b.
>> Trying to umount.
>> 12:18:34 + for mount in '"${mounts[@]}"'
>> 12:18:34 + sudo umount
>> /var/lib/mock/fedora-22-x86_64-d496d3daa673001f46dbbd9addf9ba1b/root/proc
>> 12:18:34 umount:
>> /var/lib/mock/fedora-22-x86_64-d496d3daa673001f46dbbd9addf9ba1b/root/proc:
>> target is busy.
>> 12:18:34         (In some cases useful info about processes that use
>> 12:18:34          the device is found by lsof(8) or fuser(1))
>> 12:18:34 + echo 'ERROR:  Failed to umount
>> /var/lib/mock/fedora-22-x86_64-d496d3daa673001f46dbbd9addf9ba1b/root/proc.'
>> 12:18:34 ERROR:  Failed to umount
>> /var/lib/mock/fedora-22-x86_64-d496d3daa673001f46dbbd9addf9ba1b/root/proc.
>>
>> We should check why the mountpoint is busy, but a quick fix may be using
>> the --lazy option:
>>
>>     umount --lazy /mountpoint
>
> That's only available on newer kernels, for the el7 slaves it's not yet there

Are you sure? Vdsm is using this for years.

Nir