+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-09-16 22:09:18.120 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-09-16 22:09:18.361 1 INFO cinder.rpc [None req-d5c56f33-6af8-42b1-8d53-9dc828de73d7 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-09-16 22:09:18.364 1 INFO cinder.rpc [None req-d5c56f33-6af8-42b1-8d53-9dc828de73d7 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-09-16 22:09:18.368 1 INFO cinder.rpc [None req-d5c56f33-6af8-42b1-8d53-9dc828de73d7 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-09-16 22:09:18.372 1 INFO cinder.rpc [None req-d5c56f33-6af8-42b1-8d53-9dc828de73d7 - - - - - -] Automatically selected cinder-volume RPC version 3.18 as minimum service version.
2026-09-16 22:09:18.375 1 INFO cinder.rpc [None req-d5c56f33-6af8-42b1-8d53-9dc828de73d7 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-09-16 22:09:18.378 1 INFO cinder.rpc [None req-d5c56f33-6af8-42b1-8d53-9dc828de73d7 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-09-16 22:09:18.435 1 WARNING oslo_config.cfg [None req-d5c56f33-6af8-42b1-8d53-9dc828de73d7 - - - - - -] 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.
2026-09-16 22:09:18.436 1 WARNING oslo_config.cfg [None req-d5c56f33-6af8-42b1-8d53-9dc828de73d7 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-09-16 22:09:18.446 1 INFO cinder.service [-] Starting cinder-backup node (version 22.3.0)
2026-09-16 22:09:18.466 1 INFO cinder.backup.manager [None req-3fe803f9-3c00-4513-a4f2-d8b90fcebbd1 - - - - - -] Cleaning up incomplete backup operations.
2026-09-16 22:09:18.626 1 INFO cinder.keymgr.migration [None req-790d08b2-5c8a-4241-96bc-61b88b2871ca - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.