+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-04-21 17:37:33.171 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-04-21 17:37:33.492 1 INFO cinder.rpc [None req-f8cfb594-1df8-4b2b-a1de-b4ad35af4efd - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-04-21 17:37:33.498 1 INFO cinder.rpc [None req-f8cfb594-1df8-4b2b-a1de-b4ad35af4efd - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-04-21 17:37:33.501 1 INFO cinder.rpc [None req-f8cfb594-1df8-4b2b-a1de-b4ad35af4efd - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-04-21 17:37:33.504 1 INFO cinder.rpc [None req-f8cfb594-1df8-4b2b-a1de-b4ad35af4efd - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-04-21 17:37:33.507 1 INFO cinder.rpc [None req-f8cfb594-1df8-4b2b-a1de-b4ad35af4efd - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-04-21 17:37:33.511 1 INFO cinder.rpc [None req-f8cfb594-1df8-4b2b-a1de-b4ad35af4efd - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-04-21 17:37:33.582 1 WARNING oslo_config.cfg [None req-f8cfb594-1df8-4b2b-a1de-b4ad35af4efd - - - - - -] 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.
2026-04-21 17:37:33.583 1 WARNING oslo_config.cfg [None req-f8cfb594-1df8-4b2b-a1de-b4ad35af4efd - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-04-21 17:37:33.591 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-04-21 17:37:33.617 1 INFO cinder.backup.manager [None req-f1252efc-da38-4e99-adf8-89f5313b05f7 - - - - - -] Cleaning up incomplete backup operations.
2026-04-21 17:37:33.687 1 INFO cinder.keymgr.migration [None req-d28fde57-22ed-493f-97f4-9e3dce7db753 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.