+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-07-27 20:36:25.765 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-07-27 20:36:26.059 1 INFO cinder.rpc [None req-f6170f23-20b3-46d8-b976-e4c344c4221d - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-07-27 20:36:26.063 1 INFO cinder.rpc [None req-f6170f23-20b3-46d8-b976-e4c344c4221d - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-07-27 20:36:26.068 1 INFO cinder.rpc [None req-f6170f23-20b3-46d8-b976-e4c344c4221d - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-07-27 20:36:26.071 1 INFO cinder.rpc [None req-f6170f23-20b3-46d8-b976-e4c344c4221d - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-07-27 20:36:26.075 1 INFO cinder.rpc [None req-f6170f23-20b3-46d8-b976-e4c344c4221d - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-07-27 20:36:26.078 1 INFO cinder.rpc [None req-f6170f23-20b3-46d8-b976-e4c344c4221d - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-07-27 20:36:26.148 1 WARNING oslo_config.cfg [None req-f6170f23-20b3-46d8-b976-e4c344c4221d - - - - - -] 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.
2026-07-27 20:36:26.149 1 WARNING oslo_config.cfg [None req-f6170f23-20b3-46d8-b976-e4c344c4221d - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-07-27 20:36:26.161 1 INFO cinder.service [-] Starting cinder-backup node (version 27.0.1)
2026-07-27 20:36:26.188 1 INFO cinder.backup.manager [None req-efe8ce07-687b-410a-aa41-c86e686b401a - - - - - -] Cleaning up incomplete backup operations.
2026-07-27 20:36:26.265 1 INFO cinder.keymgr.migration [None req-05d2b1f7-6b96-4927-a918-5b78bf12e095 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.