+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-05-05 07:11:52.718 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-05-05 07:11:52.938 1 INFO cinder.rpc [None req-b12d869f-bb71-4d2d-9f31-09a3ee473075 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-05-05 07:11:52.941 1 INFO cinder.rpc [None req-b12d869f-bb71-4d2d-9f31-09a3ee473075 - - - - - -] Automatically selected cinder-backup RPC version 2.3 as minimum service version.
2026-05-05 07:11:52.944 1 INFO cinder.rpc [None req-b12d869f-bb71-4d2d-9f31-09a3ee473075 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-05-05 07:11:52.947 1 INFO cinder.rpc [None req-b12d869f-bb71-4d2d-9f31-09a3ee473075 - - - - - -] Automatically selected cinder-volume RPC version 3.18 as minimum service version.
2026-05-05 07:11:52.951 1 INFO cinder.rpc [None req-b12d869f-bb71-4d2d-9f31-09a3ee473075 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-05-05 07:11:52.955 1 INFO cinder.rpc [None req-b12d869f-bb71-4d2d-9f31-09a3ee473075 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-05-05 07:11:53.010 1 WARNING oslo_config.cfg [None req-b12d869f-bb71-4d2d-9f31-09a3ee473075 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated for removal (The auth_uri option is deprecated in favor of www_authenticate_uri and will be removed in the S  release.).  Its value may be silently ignored in the future.
2026-05-05 07:11:53.011 1 WARNING oslo_config.cfg [None req-b12d869f-bb71-4d2d-9f31-09a3ee473075 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-05-05 07:11:53.025 1 INFO cinder.service [-] Starting cinder-backup node (version 21.3.3)
2026-05-05 07:11:53.043 1 INFO cinder.backup.manager [None req-2beb8e54-7acf-42c0-aa8e-96c984fb029c - - - - - -] Cleaning up incomplete backup operations.
2026-05-05 07:11:53.159 1 INFO cinder.keymgr.migration [None req-a7e9c753-1ffc-4076-9552-ee763a9180f3 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.