Reopening this issue since we are able to consistently reproduce it with
Nova on Rocky and Cinder on Pike as well. Is there any potential fix in
os-brick that can help with this? In our case, this was seen with
PureStorage volume backend.
** Changed in: nova
Status: Expired => Confirmed
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https://bugs.launchpad.net/bugs/1414527
Title:
The multipath device descriptors remove failed when the volume has
partition
Status in OpenStack Compute (nova):
Confirmed
Bug description:
tested environment:
iscsi_use_multipath=True and iscsI volume backed is FUJITSU.
An instance boots form a volume which has a image with partition.
After terminating the instance，I found the multipath device
"/dev/mapper/mpathq" deleted faild.
And the sd* devices have been deleted success.
[root@opencos170 /(keystone_admin)]# multipath -l /dev/mapper/mpathq
mpathq (3600000e00d280000002800e2000f0000) dm-2
size=201G features='0' hwhandler='0' wp=rw
[root@opencos170 /(keystone_admin)]#
Can't delete the multipath device to use command "multipath -f
/dev/mapper/mpathq".
[root@opencos170 /(keystone_admin)]# multipath -f /dev/mapper/mpathq
Jan 26 10:40:37 | mpathqp3: map in use
Jan 26 10:40:37 | failed to remove multipath map /dev/mapper/mpathq
[root@opencos170 /(keystone_admin)]#
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