2020-09-03 07:35:59.074 14078 WARNING cinder.volume.manager [req-1dd36e7c-104a-460c-a38a-687030af5dfc - - - - -] Update driver status failed: (config name lvm) is uninitialized.
2020-09-03 07:36:03.244 14048 INFO oslo_service.service [req-ff1b06c3-ca83-42fc-ad00-9371fc503fce - - - - -] Caught SIGTERM, stopping children
2020-09-03 07:36:03.248 14048 INFO oslo_service.service [req-ff1b06c3-ca83-42fc-ad00-9371fc503fce - - - - -] Waiting on 1 children to exit
2020-09-03 07:36:03.251 14048 INFO oslo_service.service [req-ff1b06c3-ca83-42fc-ad00-9371fc503fce - - - - -] Child 14078 killed by signal 15
2020-09-03 07:36:04.920 14229 INFO root [-] Generating grammar tables from /usr/lib/python3.6/lib2to3/Grammar.txt
2020-09-03 07:36:04.945 14229 INFO root [-] Generating grammar tables from /usr/lib/python3.6/lib2to3/PatternGrammar.txt
2020-09-03 07:36:05.221 14229 INFO cinder.rpc [req-862938f2-6c8c-4981-a3cc-21e38d31c824 - - - - -] Automatically selected cinder-scheduler objects version 1.38 as minimum service version.
2020-09-03 07:36:05.227 14229 INFO cinder.rpc [req-862938f2-6c8c-4981-a3cc-21e38d31c824 - - - - -] Automatically selected cinder-scheduler RPC version 3.11 as minimum service version.
2020-09-03 07:36:05.280 14229 INFO cinder.volume.manager [req-862938f2-6c8c-4981-a3cc-21e38d31c824 - - - - -] Determined volume DB was empty at startup.
2020-09-03 07:36:05.298 14229 INFO cinder.volume.manager [req-862938f2-6c8c-4981-a3cc-21e38d31c824 - - - - -] Image-volume cache disabled for host cmp2@lvm.
2020-09-03 07:36:05.326 14229 INFO oslo_service.service [req-862938f2-6c8c-4981-a3cc-21e38d31c824 - - - - -] Starting 1 workers
2020-09-03 07:36:05.335 14261 INFO cinder.service [-] Starting cinder-volume node (version 14.2.1)
2020-09-03 07:36:05.354 14261 INFO cinder.volume.manager [req-1d4a7543-db57-43b0-ad2e-61b7858e55c6 - - - - -] Starting volume driver LVMVolumeDriver (3.0.0)
2020-09-03 07:36:06.038 14261 INFO cinder.brick.local_dev.lvm [req-1d4a7543-db57-43b0-ad2e-61b7858e55c6 - - - - -] Logical Volume not found when querying LVM info. (vg_name=ubuntu-vg, lv_name=ubuntu-vg-pool
2020-09-03 07:36:06.943 14261 INFO cinder.brick.local_dev.lvm [req-1d4a7543-db57-43b0-ad2e-61b7858e55c6 - - - - -] Logical Volume not found when querying LVM info. (vg_name=ubuntu-vg, lv_name=ubuntu-vg-pool
2020-09-03 07:36:06.944 14261 ERROR cinder.volume.manager [req-1d4a7543-db57-43b0-ad2e-61b7858e55c6 - - - - -] Failed to initialize driver.: oslo_concurrency.processutils.ProcessExecutionError: Unexpected error while running command.
Command: sudo cinder-rootwrap /etc/cinder/rootwrap.conf env LC_ALL=C lvcreate -T -L 0.0g ubuntu-vg/ubuntu-vg-pool
Exit code: 3
Stdout: ''
Stderr: " --size may not be zero.\n Run `lvcreate --help' for more information.\n"
2020-09-03 07:36:06.944 14261 ERROR cinder.volume.manager Traceback (most recent call last):
2020-09-03 07:36:06.944 14261 ERROR cinder.volume.manager File "/usr/lib/python3/dist-packages/cinder/volume/manager.py", line 469, in _init_host
2020-09-03 07:36:06.944 14261 ERROR cinder.volume.manager self.driver.check_for_setup_error()
2020-09-03 07:36:06.944 14261 ERROR cinder.volume.manager File "/usr/lib/python3/dist-packages/cinder/volume/drivers/lvm.py", line 303, in check_for_setup_error
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