+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-04-17 02:54:44.297 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-04-17 02:54:44.626 1 INFO cinder.rpc [None req-c0dd29de-61d6-4334-ae42-0722f145f727 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-04-17 02:54:44.629 1 INFO cinder.rpc [None req-c0dd29de-61d6-4334-ae42-0722f145f727 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-04-17 02:54:44.631 1 INFO cinder.rpc [None req-c0dd29de-61d6-4334-ae42-0722f145f727 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-04-17 02:54:44.633 1 INFO cinder.rpc [None req-c0dd29de-61d6-4334-ae42-0722f145f727 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-04-17 02:54:44.635 1 INFO cinder.rpc [None req-c0dd29de-61d6-4334-ae42-0722f145f727 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-04-17 02:54:44.638 1 INFO cinder.rpc [None req-c0dd29de-61d6-4334-ae42-0722f145f727 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-04-17 02:54:44.716 1 WARNING oslo_config.cfg [None req-c0dd29de-61d6-4334-ae42-0722f145f727 - - - - - -] 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.
2026-04-17 02:54:44.718 1 WARNING oslo_config.cfg [None req-c0dd29de-61d6-4334-ae42-0722f145f727 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-04-17 02:54:44.729 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-04-17 02:54:44.756 1 INFO cinder.backup.manager [None req-f82a3b25-d100-4c94-99bf-b52af78887be - - - - - -] Cleaning up incomplete backup operations.
2026-04-17 02:54:44.832 1 INFO cinder.keymgr.migration [None req-7d679286-5c3b-4f0b-9140-a9deae482b21 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.