+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-08-20 01:48:02.677 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-08-20 01:48:02.970 1 INFO cinder.rpc [None req-23e298f2-4d2f-4b0a-9893-191e1e4dbeff - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-08-20 01:48:02.973 1 INFO cinder.rpc [None req-23e298f2-4d2f-4b0a-9893-191e1e4dbeff - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-08-20 01:48:02.976 1 INFO cinder.rpc [None req-23e298f2-4d2f-4b0a-9893-191e1e4dbeff - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-08-20 01:48:02.978 1 INFO cinder.rpc [None req-23e298f2-4d2f-4b0a-9893-191e1e4dbeff - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-08-20 01:48:02.982 1 INFO cinder.rpc [None req-23e298f2-4d2f-4b0a-9893-191e1e4dbeff - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-08-20 01:48:02.985 1 INFO cinder.rpc [None req-23e298f2-4d2f-4b0a-9893-191e1e4dbeff - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-08-20 01:48:03.057 1 WARNING oslo_config.cfg [None req-23e298f2-4d2f-4b0a-9893-191e1e4dbeff - - - - - -] 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.
2026-08-20 01:48:03.058 1 WARNING oslo_config.cfg [None req-23e298f2-4d2f-4b0a-9893-191e1e4dbeff - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-08-20 01:48:03.068 1 INFO cinder.service [-] Starting cinder-backup node (version 27.0.25)
2026-08-20 01:48:03.093 1 INFO cinder.backup.manager [None req-cbf81244-6f09-4e7a-87d3-09c46acb99ae - - - - - -] Cleaning up incomplete backup operations.
2026-08-20 01:48:03.161 1 INFO cinder.keymgr.migration [None req-d23c0e73-10ec-4f91-80b7-221fdf9b4b58 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.