+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-07-14 18:03:04.221 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-07-14 18:03:04.462 1 INFO cinder.rpc [None req-e8c8bde8-8bdd-4577-9244-4c00be5fa9aa - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-07-14 18:03:04.465 1 INFO cinder.rpc [None req-e8c8bde8-8bdd-4577-9244-4c00be5fa9aa - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-07-14 18:03:04.469 1 INFO cinder.rpc [None req-e8c8bde8-8bdd-4577-9244-4c00be5fa9aa - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-07-14 18:03:04.474 1 INFO cinder.rpc [None req-e8c8bde8-8bdd-4577-9244-4c00be5fa9aa - - - - - -] Automatically selected cinder-volume RPC version 3.18 as minimum service version.
2026-07-14 18:03:04.480 1 INFO cinder.rpc [None req-e8c8bde8-8bdd-4577-9244-4c00be5fa9aa - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-07-14 18:03:04.484 1 INFO cinder.rpc [None req-e8c8bde8-8bdd-4577-9244-4c00be5fa9aa - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-07-14 18:03:04.542 1 WARNING oslo_config.cfg [None req-e8c8bde8-8bdd-4577-9244-4c00be5fa9aa - - - - - -] 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.
2026-07-14 18:03:04.544 1 WARNING oslo_config.cfg [None req-e8c8bde8-8bdd-4577-9244-4c00be5fa9aa - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-07-14 18:03:04.557 1 INFO cinder.service [-] Starting cinder-backup node (version 22.3.1)
2026-07-14 18:03:04.574 1 INFO cinder.backup.manager [None req-3618fd26-c3f6-471b-97cd-3623f88f3c4a - - - - - -] Cleaning up incomplete backup operations.
2026-07-14 18:03:04.708 1 INFO cinder.keymgr.migration [None req-49eea99e-7e62-4f27-b3b4-c572211f463c - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.