+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-05-12 16:43:04.634 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-05-12 16:43:04.908 1 INFO cinder.rpc [None req-9f6e061a-fed4-4bff-9715-813a5353b0d4 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-05-12 16:43:04.910 1 INFO cinder.rpc [None req-9f6e061a-fed4-4bff-9715-813a5353b0d4 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-05-12 16:43:04.912 1 INFO cinder.rpc [None req-9f6e061a-fed4-4bff-9715-813a5353b0d4 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-05-12 16:43:04.914 1 INFO cinder.rpc [None req-9f6e061a-fed4-4bff-9715-813a5353b0d4 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-05-12 16:43:04.920 1 INFO cinder.rpc [None req-9f6e061a-fed4-4bff-9715-813a5353b0d4 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-05-12 16:43:04.922 1 INFO cinder.rpc [None req-9f6e061a-fed4-4bff-9715-813a5353b0d4 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-05-12 16:43:04.977 1 WARNING oslo_config.cfg [None req-9f6e061a-fed4-4bff-9715-813a5353b0d4 - - - - - -] 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.
2026-05-12 16:43:04.977 1 WARNING oslo_config.cfg [None req-9f6e061a-fed4-4bff-9715-813a5353b0d4 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-05-12 16:43:04.986 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-05-12 16:43:05.010 1 INFO cinder.backup.manager [None req-3c9e9d7c-46a6-45fe-be8c-841d6bce1782 - - - - - -] Cleaning up incomplete backup operations.
2026-05-12 16:43:05.067 1 INFO cinder.keymgr.migration [None req-1e249e72-b344-4996-897f-99ac2c2d277b - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.