+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-05-05 13:16:28.910 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-05-05 13:16:29.141 1 INFO cinder.rpc [None req-57930ae7-5d4d-4ae1-ac37-c69aeca9a489 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-05-05 13:16:29.143 1 INFO cinder.rpc [None req-57930ae7-5d4d-4ae1-ac37-c69aeca9a489 - - - - - -] Automatically selected cinder-backup RPC version 2.3 as minimum service version.
2026-05-05 13:16:29.147 1 INFO cinder.rpc [None req-57930ae7-5d4d-4ae1-ac37-c69aeca9a489 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-05-05 13:16:29.150 1 INFO cinder.rpc [None req-57930ae7-5d4d-4ae1-ac37-c69aeca9a489 - - - - - -] Automatically selected cinder-volume RPC version 3.18 as minimum service version.
2026-05-05 13:16:29.154 1 INFO cinder.rpc [None req-57930ae7-5d4d-4ae1-ac37-c69aeca9a489 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-05-05 13:16:29.158 1 INFO cinder.rpc [None req-57930ae7-5d4d-4ae1-ac37-c69aeca9a489 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-05-05 13:16:29.213 1 WARNING oslo_config.cfg [None req-57930ae7-5d4d-4ae1-ac37-c69aeca9a489 - - - - - -] 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.
2026-05-05 13:16:29.214 1 WARNING oslo_config.cfg [None req-57930ae7-5d4d-4ae1-ac37-c69aeca9a489 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-05-05 13:16:29.227 1 INFO cinder.service [-] Starting cinder-backup node (version 21.3.3)
2026-05-05 13:16:29.245 1 INFO cinder.backup.manager [None req-1348b42f-0bbf-4805-81e5-3220ae833560 - - - - - -] Cleaning up incomplete backup operations.
2026-05-05 13:16:29.379 1 INFO cinder.keymgr.migration [None req-5e938c63-4ccd-4dcc-ad5e-5d2d43bc80d1 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.