+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-08-11 13:20:58.839 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-08-11 13:20:59.125 1 INFO cinder.rpc [None req-3a7fb452-ea9b-4965-a575-0e79c0605d5f - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-08-11 13:20:59.128 1 INFO cinder.rpc [None req-3a7fb452-ea9b-4965-a575-0e79c0605d5f - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-08-11 13:20:59.131 1 INFO cinder.rpc [None req-3a7fb452-ea9b-4965-a575-0e79c0605d5f - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-08-11 13:20:59.134 1 INFO cinder.rpc [None req-3a7fb452-ea9b-4965-a575-0e79c0605d5f - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-08-11 13:20:59.137 1 INFO cinder.rpc [None req-3a7fb452-ea9b-4965-a575-0e79c0605d5f - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-08-11 13:20:59.139 1 INFO cinder.rpc [None req-3a7fb452-ea9b-4965-a575-0e79c0605d5f - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-08-11 13:20:59.198 1 WARNING oslo_config.cfg [None req-3a7fb452-ea9b-4965-a575-0e79c0605d5f - - - - - -] 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.
2026-08-11 13:20:59.199 1 WARNING oslo_config.cfg [None req-3a7fb452-ea9b-4965-a575-0e79c0605d5f - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-08-11 13:20:59.208 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-08-11 13:20:59.232 1 INFO cinder.backup.manager [None req-70aad194-f701-4ab1-8176-dc84595cd7bd - - - - - -] Cleaning up incomplete backup operations.
2026-08-11 13:20:59.289 1 INFO cinder.keymgr.migration [None req-f1a0e7ad-11f8-4c19-8a37-b2d4a8889142 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.