Comment 1 for bug 1932188

Tempest failure:

c-sch:
https://78bdfcd60d586f3ba39c-ebf431c06382d97dfdf40c8495b34507.ssl.cf2.rackcdn.com/796680/1/check/cinder-tempest-plugin-lvm-lio-barbican/202ff0c/controller/logs/screen-c-sch.txt
Jun 16 15:47:14.599337 ubuntu-focal-rax-dfw-0025145355 cinder-scheduler[111543]: WARNING cinder.scheduler.filters.capacity_filter [None req-51edf9ed-ba3c-47b8-b5db-d4e38110eec5 tempest-VolumesBackupsTest-2112242099 None] Insufficient free virtual space (0.0GB) to accommodate thin provisioned 1GB volume on host ubuntu-focal-rax-dfw-0025145355@lvmdriver-1#lvmdriver-1.
Jun 16 15:47:14.599617 ubuntu-focal-rax-dfw-0025145355 cinder-scheduler[111543]: DEBUG cinder.scheduler.base_filter [None req-51edf9ed-ba3c-47b8-b5db-d4e38110eec5 tempest-VolumesBackupsTest-2112242099 None] Filter CapacityFilter returned 0 host(s) {{(pid=111543) get_filtered_objects /opt/stack/cinder/cinder/scheduler/base_filter.py:123}}

c-vol:
    Jun 16 15:47:08.429406 ubuntu-focal-rax-dfw-0025145355 cinder-volume[112538]: ERROR cinder.brick.local_dev.lvm [None req-dd4158cb-774c-4190-8e40-0357882b1bb9 None None] Error querying thin pool about data_percent: oslo_concurrency.processutils.ProcessExecutionError: Unexpected error while running command.
    Jun 16 15:47:08.429406 ubuntu-focal-rax-dfw-0025145355 cinder-volume[112538]: Command: sudo cinder-rootwrap /etc/cinder/rootwrap.conf env LC_ALL=C lvs --noheadings --unit=g -o size,data_percent --separator : --nosuffix /dev/stack-volumes-lvmdriver-1/stack-volumes-lvmdriver-1-pool
    Jun 16 15:47:08.429406 ubuntu-focal-rax-dfw-0025145355 cinder-volume[112538]: Exit code: 139

messages:
    Jun 16 15:47:08 ubuntu-focal-rax-dfw-0025145355 kernel: lvs[171824]: segfault at 800 ip 00007f96c2927860 sp 00007ffedbacb4a8 error 4 in libc-2.31.so[7f96c27d3000+178000]
    Jun 16 15:47:08 ubuntu-focal-rax-dfw-0025145355 kernel: Code: 84 00 00 00 00 00 0f 1f 40 00 f3 0f 1e fa 48 89 f1 49 89 d0 48 89 fa 4d 85 c0 0f 84 ca 20 00 00 49 83 f8 08 0f 86 60 21 00 00 <80> 39 00 0f 84 c7 1c 00 00 80 79 01 00 0f 84 dd 1c 00 00 80 79 02