[root@brick ~]# ps -efz | grep sanlock

error: unsupported SysV option

Usage:

 ps [options]

 Try 'ps --help <simple|list|output|threads|misc|all>'

  or 'ps --help <s|l|o|t|m|a>'

 for additional help text.

For more details see ps(1).

[root@brick ~]# ps -ef | grep sanlock

sanlock     1308       1  0 10:21 ?        00:00:01 /usr/sbin/sanlock daemon

root        1309    1308  0 10:21 ?        00:00:00 /usr/sbin/sanlock daemon

root       68086   67674  0 13:38 pts/4    00:00:00 tail -f sanlock.log

root       73724   68214  0 18:49 pts/5    00:00:00 grep --color=auto sanlock

[root@brick ~]# ausearch -m avc

<no matches>

[root@brick ~]# ls -lhZ /rhev/data-center/mnt/stumpy\:_tanker_ovirt_host__storage/8fd5420f-61fd-41af-8575-f61853a18d91/dom_md

total 278K

-rw-rw----. 1 vdsm kvm system_u:object_r:nfs_t:s0    0 Jan 19 13:38 ids

-rw-rw----. 1 vdsm kvm system_u:object_r:nfs_t:s0  16M Jan 19 13:38 inbox

-rw-rw----. 1 vdsm kvm system_u:object_r:nfs_t:s0    0 Jan 19 13:38 leases

-rw-rw-r--. 1 vdsm kvm system_u:object_r:nfs_t:s0  342 Jan 19 13:38 metadata

-rw-rw----. 1 vdsm kvm system_u:object_r:nfs_t:s0  16M Jan 19 13:38 outbox

-rw-rw----. 1 vdsm kvm system_u:object_r:nfs_t:s0 1.3M Jan 19 13:38 xleases

[root@brick ~]# 

On Tue, Jan 19, 2021 at 4:13 PM Nir Soffer <nsoffer@redhat.com> wrote:

On Tue, Jan 19, 2021 at 6:13 PM Matt Snow <mattsnow@gmail.com> wrote:
>
>
> [root@brick log]# cat sanlock.log
>
> 2021-01-15 18:18:48 3974 [36280]: sanlock daemon started 3.8.2 host 3b903780-4f79-1018-816e-aeb2724778a7 (brick.co.slakin.net)
> 2021-01-15 19:17:31 7497 [36293]: s1 lockspace 54532dd4-3e5b-4885-b88e-599c81efb146:250:/rhev/data-center/mnt/stumpy:_tanker_ovirt_host__storage/54532dd4-3e5b-4885-b88e-599c81efb146/dom_md/ids:0
> 2021-01-15 19:17:31 7497 [50873]: open error -13 EACCES: no permission to open /rhev/data-center/mnt/stumpy:_tanker_ovirt_host__storage/54532dd4-3e5b-4885-b88e-599c81efb146/dom_md/ids

Smells like selinux issue.

What do you see in "ausearch -m avc"?