+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-04-01 16:57:49.856 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-04-01 16:57:50.134 1 INFO cinder.rpc [None req-c5565db9-2a31-4adb-878b-c79743ed61aa - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-04-01 16:57:50.137 1 INFO cinder.rpc [None req-c5565db9-2a31-4adb-878b-c79743ed61aa - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-04-01 16:57:50.140 1 INFO cinder.rpc [None req-c5565db9-2a31-4adb-878b-c79743ed61aa - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-04-01 16:57:50.143 1 INFO cinder.rpc [None req-c5565db9-2a31-4adb-878b-c79743ed61aa - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-04-01 16:57:50.147 1 INFO cinder.rpc [None req-c5565db9-2a31-4adb-878b-c79743ed61aa - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-04-01 16:57:50.150 1 INFO cinder.rpc [None req-c5565db9-2a31-4adb-878b-c79743ed61aa - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-04-01 16:57:50.215 1 WARNING oslo_config.cfg [None req-c5565db9-2a31-4adb-878b-c79743ed61aa - - - - - -] 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.
2026-04-01 16:57:50.216 1 WARNING oslo_config.cfg [None req-c5565db9-2a31-4adb-878b-c79743ed61aa - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-04-01 16:57:50.225 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-04-01 16:57:50.251 1 INFO cinder.backup.manager [None req-db5be4a3-991c-4ab9-a8ed-b1e7d34d70ea - - - - - -] Cleaning up incomplete backup operations.
2026-04-01 16:57:50.318 1 INFO cinder.keymgr.migration [None req-0a21acb6-7444-452c-88d8-49fb9f55a1ed - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.