+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-04-24 09:49:51.074 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-04-24 09:49:51.386 1 INFO cinder.rpc [None req-41cec3a1-b3ab-4326-88dc-03f8a7d1cb45 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-04-24 09:49:51.390 1 INFO cinder.rpc [None req-41cec3a1-b3ab-4326-88dc-03f8a7d1cb45 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-04-24 09:49:51.392 1 INFO cinder.rpc [None req-41cec3a1-b3ab-4326-88dc-03f8a7d1cb45 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-04-24 09:49:51.394 1 INFO cinder.rpc [None req-41cec3a1-b3ab-4326-88dc-03f8a7d1cb45 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-04-24 09:49:51.396 1 INFO cinder.rpc [None req-41cec3a1-b3ab-4326-88dc-03f8a7d1cb45 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-04-24 09:49:51.400 1 INFO cinder.rpc [None req-41cec3a1-b3ab-4326-88dc-03f8a7d1cb45 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-04-24 09:49:51.473 1 WARNING oslo_config.cfg [None req-41cec3a1-b3ab-4326-88dc-03f8a7d1cb45 - - - - - -] 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.
2026-04-24 09:49:51.474 1 WARNING oslo_config.cfg [None req-41cec3a1-b3ab-4326-88dc-03f8a7d1cb45 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-04-24 09:49:51.483 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-04-24 09:49:51.511 1 INFO cinder.backup.manager [None req-7e7f7978-95dc-40c9-906c-fcb79862279a - - - - - -] Cleaning up incomplete backup operations.
2026-04-24 09:49:51.578 1 INFO cinder.keymgr.migration [None req-05f67730-67d4-4478-97f0-188924267d92 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.