+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-07-17 04:11:48.090 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-07-17 04:11:48.377 1 INFO cinder.rpc [None req-da164ae7-6136-469f-95cc-b29f8d0fba51 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-07-17 04:11:48.379 1 INFO cinder.rpc [None req-da164ae7-6136-469f-95cc-b29f8d0fba51 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-07-17 04:11:48.382 1 INFO cinder.rpc [None req-da164ae7-6136-469f-95cc-b29f8d0fba51 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-07-17 04:11:48.384 1 INFO cinder.rpc [None req-da164ae7-6136-469f-95cc-b29f8d0fba51 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-07-17 04:11:48.387 1 INFO cinder.rpc [None req-da164ae7-6136-469f-95cc-b29f8d0fba51 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-07-17 04:11:48.390 1 INFO cinder.rpc [None req-da164ae7-6136-469f-95cc-b29f8d0fba51 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-07-17 04:11:48.453 1 WARNING oslo_config.cfg [None req-da164ae7-6136-469f-95cc-b29f8d0fba51 - - - - - -] 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.
2026-07-17 04:11:48.454 1 WARNING oslo_config.cfg [None req-da164ae7-6136-469f-95cc-b29f8d0fba51 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-07-17 04:11:48.463 1 INFO cinder.service [-] Starting cinder-backup node (version 27.0.1)
2026-07-17 04:11:48.487 1 INFO cinder.backup.manager [None req-127e04b2-2451-45ed-9994-2c1902e93fa8 - - - - - -] Cleaning up incomplete backup operations.
2026-07-17 04:11:48.555 1 INFO cinder.keymgr.migration [None req-db29b0d3-a9a7-40d1-8fd6-7b30c30efd9c - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.