+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-07-10 00:15:57.982 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-07-10 00:15:58.221 1 INFO cinder.rpc [None req-4511c22c-9c39-43d3-9c3d-74f2b658070e - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-07-10 00:15:58.225 1 INFO cinder.rpc [None req-4511c22c-9c39-43d3-9c3d-74f2b658070e - - - - - -] Automatically selected cinder-backup RPC version 2.3 as minimum service version.
2026-07-10 00:15:58.229 1 INFO cinder.rpc [None req-4511c22c-9c39-43d3-9c3d-74f2b658070e - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-07-10 00:15:58.232 1 INFO cinder.rpc [None req-4511c22c-9c39-43d3-9c3d-74f2b658070e - - - - - -] Automatically selected cinder-volume RPC version 3.18 as minimum service version.
2026-07-10 00:15:58.236 1 INFO cinder.rpc [None req-4511c22c-9c39-43d3-9c3d-74f2b658070e - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-07-10 00:15:58.239 1 INFO cinder.rpc [None req-4511c22c-9c39-43d3-9c3d-74f2b658070e - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-07-10 00:15:58.295 1 WARNING oslo_config.cfg [None req-4511c22c-9c39-43d3-9c3d-74f2b658070e - - - - - -] 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.
2026-07-10 00:15:58.296 1 WARNING oslo_config.cfg [None req-4511c22c-9c39-43d3-9c3d-74f2b658070e - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-07-10 00:15:58.307 1 INFO cinder.service [-] Starting cinder-backup node (version 21.3.3)
2026-07-10 00:15:58.324 1 INFO cinder.backup.manager [None req-e54ad034-e8b5-475d-8947-f561952421a0 - - - - - -] Cleaning up incomplete backup operations.
2026-07-10 00:15:58.503 1 INFO cinder.keymgr.migration [None req-5e675c82-c005-47e5-9850-1d23ede05969 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.