+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-05-21 03:28:31.119 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-05-21 03:28:31.399 1 INFO cinder.rpc [None req-d1e908b3-21c8-48b7-9972-0e81ac8ee4cb - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-05-21 03:28:31.402 1 INFO cinder.rpc [None req-d1e908b3-21c8-48b7-9972-0e81ac8ee4cb - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-05-21 03:28:31.406 1 INFO cinder.rpc [None req-d1e908b3-21c8-48b7-9972-0e81ac8ee4cb - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-05-21 03:28:31.409 1 INFO cinder.rpc [None req-d1e908b3-21c8-48b7-9972-0e81ac8ee4cb - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-05-21 03:28:31.413 1 INFO cinder.rpc [None req-d1e908b3-21c8-48b7-9972-0e81ac8ee4cb - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-05-21 03:28:31.417 1 INFO cinder.rpc [None req-d1e908b3-21c8-48b7-9972-0e81ac8ee4cb - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-05-21 03:28:31.490 1 WARNING oslo_config.cfg [None req-d1e908b3-21c8-48b7-9972-0e81ac8ee4cb - - - - - -] 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.
2026-05-21 03:28:31.491 1 WARNING oslo_config.cfg [None req-d1e908b3-21c8-48b7-9972-0e81ac8ee4cb - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-05-21 03:28:31.501 1 INFO cinder.service [-] Starting cinder-backup node (version 27.0.1)
2026-05-21 03:28:31.525 1 INFO cinder.backup.manager [None req-e9ae7ac5-895b-487e-b899-0d88204dfb26 - - - - - -] Cleaning up incomplete backup operations.
2026-05-21 03:28:31.587 1 INFO cinder.keymgr.migration [None req-0c5ee1a8-e70d-444b-add7-c944d8f9d23e - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.