+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-09-14 16:49:42.496 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-09-14 16:49:42.810 1 INFO cinder.rpc [None req-637635aa-ed8b-4d70-9978-37382f3bfbb9 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-09-14 16:49:42.814 1 INFO cinder.rpc [None req-637635aa-ed8b-4d70-9978-37382f3bfbb9 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-09-14 16:49:42.816 1 INFO cinder.rpc [None req-637635aa-ed8b-4d70-9978-37382f3bfbb9 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-09-14 16:49:42.818 1 INFO cinder.rpc [None req-637635aa-ed8b-4d70-9978-37382f3bfbb9 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-09-14 16:49:42.821 1 INFO cinder.rpc [None req-637635aa-ed8b-4d70-9978-37382f3bfbb9 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-09-14 16:49:42.838 1 INFO cinder.rpc [None req-637635aa-ed8b-4d70-9978-37382f3bfbb9 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-09-14 16:49:42.907 1 WARNING oslo_config.cfg [None req-637635aa-ed8b-4d70-9978-37382f3bfbb9 - - - - - -] 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.
2026-09-14 16:49:42.908 1 WARNING oslo_config.cfg [None req-637635aa-ed8b-4d70-9978-37382f3bfbb9 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-09-14 16:49:42.915 1 INFO cinder.service [-] Starting cinder-backup node (version 27.0.25)
2026-09-14 16:49:42.939 1 INFO cinder.backup.manager [None req-f27e68c0-7324-479e-b520-4f8adfc70254 - - - - - -] Cleaning up incomplete backup operations.
2026-09-14 16:49:43.004 1 INFO cinder.keymgr.migration [None req-1383d368-48aa-4721-8e04-797f9ea0f83c - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.