+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-07-15 03:43:13.839 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-07-15 03:43:14.078 1 INFO cinder.rpc [None req-e58f9e77-b8ec-41c8-8924-c6278e9a1f40 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-07-15 03:43:14.081 1 INFO cinder.rpc [None req-e58f9e77-b8ec-41c8-8924-c6278e9a1f40 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-07-15 03:43:14.085 1 INFO cinder.rpc [None req-e58f9e77-b8ec-41c8-8924-c6278e9a1f40 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-07-15 03:43:14.089 1 INFO cinder.rpc [None req-e58f9e77-b8ec-41c8-8924-c6278e9a1f40 - - - - - -] Automatically selected cinder-volume RPC version 3.18 as minimum service version.
2026-07-15 03:43:14.093 1 INFO cinder.rpc [None req-e58f9e77-b8ec-41c8-8924-c6278e9a1f40 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-07-15 03:43:14.097 1 INFO cinder.rpc [None req-e58f9e77-b8ec-41c8-8924-c6278e9a1f40 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-07-15 03:43:14.158 1 WARNING oslo_config.cfg [None req-e58f9e77-b8ec-41c8-8924-c6278e9a1f40 - - - - - -] 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.
2026-07-15 03:43:14.159 1 WARNING oslo_config.cfg [None req-e58f9e77-b8ec-41c8-8924-c6278e9a1f40 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-07-15 03:43:14.170 1 INFO cinder.service [-] Starting cinder-backup node (version 22.3.1)
2026-07-15 03:43:14.188 1 INFO cinder.backup.manager [None req-e17900d0-89f6-4d62-8ff3-6fd59dbc7985 - - - - - -] Cleaning up incomplete backup operations.
2026-07-15 03:43:14.345 1 INFO cinder.keymgr.migration [None req-9d707d75-b47f-4a74-bde4-467cd0755736 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.