+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-06-10 04:06:00.545 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-06-10 04:06:00.820 1 INFO cinder.rpc [None req-c8d8406e-f9b9-4e3f-b915-3fd720f6129d - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-06-10 04:06:00.822 1 INFO cinder.rpc [None req-c8d8406e-f9b9-4e3f-b915-3fd720f6129d - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-06-10 04:06:00.824 1 INFO cinder.rpc [None req-c8d8406e-f9b9-4e3f-b915-3fd720f6129d - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-06-10 04:06:00.827 1 INFO cinder.rpc [None req-c8d8406e-f9b9-4e3f-b915-3fd720f6129d - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-06-10 04:06:00.830 1 INFO cinder.rpc [None req-c8d8406e-f9b9-4e3f-b915-3fd720f6129d - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-06-10 04:06:00.833 1 INFO cinder.rpc [None req-c8d8406e-f9b9-4e3f-b915-3fd720f6129d - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-06-10 04:06:00.907 1 WARNING oslo_config.cfg [None req-c8d8406e-f9b9-4e3f-b915-3fd720f6129d - - - - - -] 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.
2026-06-10 04:06:00.908 1 WARNING oslo_config.cfg [None req-c8d8406e-f9b9-4e3f-b915-3fd720f6129d - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-06-10 04:06:00.917 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-06-10 04:06:00.943 1 INFO cinder.backup.manager [None req-fe58273d-55b6-4f6f-b324-133df36db5cd - - - - - -] Cleaning up incomplete backup operations.
2026-06-10 04:06:00.995 1 INFO cinder.keymgr.migration [None req-0304c5b4-114d-4702-9ae1-c309eaeac197 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.