+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-04-21 18:04:55.147 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-04-21 18:04:55.497 1 INFO cinder.rpc [None req-7b1ab45e-9aa2-4f7a-ba89-5f5662293111 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-04-21 18:04:55.500 1 INFO cinder.rpc [None req-7b1ab45e-9aa2-4f7a-ba89-5f5662293111 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-04-21 18:04:55.503 1 INFO cinder.rpc [None req-7b1ab45e-9aa2-4f7a-ba89-5f5662293111 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-04-21 18:04:55.507 1 INFO cinder.rpc [None req-7b1ab45e-9aa2-4f7a-ba89-5f5662293111 - - - - - -] Automatically selected cinder-volume RPC version 3.19 as minimum service version.
2026-04-21 18:04:55.511 1 INFO cinder.rpc [None req-7b1ab45e-9aa2-4f7a-ba89-5f5662293111 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-04-21 18:04:55.514 1 INFO cinder.rpc [None req-7b1ab45e-9aa2-4f7a-ba89-5f5662293111 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-04-21 18:04:55.598 1 WARNING oslo_config.cfg [None req-7b1ab45e-9aa2-4f7a-ba89-5f5662293111 - - - - - -] 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 18:04:55.600 1 WARNING oslo_config.cfg [None req-7b1ab45e-9aa2-4f7a-ba89-5f5662293111 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-04-21 18:04:55.613 1 INFO cinder.service [-] Starting cinder-backup node (version 24.4.1)
2026-04-21 18:04:55.635 1 INFO cinder.backup.manager [None req-8f079ab5-5e8c-4298-bb2c-89fc20e17193 - - - - - -] Cleaning up incomplete backup operations.
2026-04-21 18:04:55.715 1 INFO cinder.keymgr.migration [None req-30065794-0342-425b-a074-8ae5b936fa3a - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.