+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-02-26 21:26:00.602 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-02-26 21:26:00.835 1 INFO cinder.rpc [None req-da2e1be9-5969-4f9f-9251-2d69499f3db7 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-02-26 21:26:00.838 1 INFO cinder.rpc [None req-da2e1be9-5969-4f9f-9251-2d69499f3db7 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-02-26 21:26:00.841 1 INFO cinder.rpc [None req-da2e1be9-5969-4f9f-9251-2d69499f3db7 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-02-26 21:26:00.845 1 INFO cinder.rpc [None req-da2e1be9-5969-4f9f-9251-2d69499f3db7 - - - - - -] Automatically selected cinder-volume RPC version 3.18 as minimum service version.
2026-02-26 21:26:00.849 1 INFO cinder.rpc [None req-da2e1be9-5969-4f9f-9251-2d69499f3db7 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-02-26 21:26:00.852 1 INFO cinder.rpc [None req-da2e1be9-5969-4f9f-9251-2d69499f3db7 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-02-26 21:26:00.992 1 WARNING oslo_config.cfg [None req-da2e1be9-5969-4f9f-9251-2d69499f3db7 - - - - - -] 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.
2026-02-26 21:26:00.993 1 WARNING oslo_config.cfg [None req-da2e1be9-5969-4f9f-9251-2d69499f3db7 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-02-26 21:26:01.008 1 INFO cinder.service [-] Starting cinder-backup node (version 23.5.0)
2026-02-26 21:26:01.026 1 INFO cinder.backup.manager [None req-4c36bfd7-2e61-4240-b451-962819df044a - - - - - -] Cleaning up incomplete backup operations.
2026-02-26 21:26:01.083 1 INFO cinder.keymgr.migration [None req-d08d325a-11bc-4572-942d-1118a3c39db0 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.