+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-08-13 01:37:55.730 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-08-13 01:37:56.005 1 INFO cinder.rpc [None req-7531b0be-fc83-4dae-8582-ffacea755557 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-08-13 01:37:56.015 1 INFO cinder.rpc [None req-7531b0be-fc83-4dae-8582-ffacea755557 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-08-13 01:37:56.020 1 INFO cinder.rpc [None req-7531b0be-fc83-4dae-8582-ffacea755557 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-08-13 01:37:56.022 1 INFO cinder.rpc [None req-7531b0be-fc83-4dae-8582-ffacea755557 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-08-13 01:37:56.024 1 INFO cinder.rpc [None req-7531b0be-fc83-4dae-8582-ffacea755557 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-08-13 01:37:56.027 1 INFO cinder.rpc [None req-7531b0be-fc83-4dae-8582-ffacea755557 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-08-13 01:37:56.087 1 WARNING oslo_config.cfg [None req-7531b0be-fc83-4dae-8582-ffacea755557 - - - - - -] 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.
2026-08-13 01:37:56.088 1 WARNING oslo_config.cfg [None req-7531b0be-fc83-4dae-8582-ffacea755557 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-08-13 01:37:56.098 1 INFO cinder.service [-] Starting cinder-backup node (version 27.0.1)
2026-08-13 01:37:56.121 1 INFO cinder.backup.manager [None req-1ff25b8d-2f03-4330-af9e-cbdf31d913e7 - - - - - -] Cleaning up incomplete backup operations.
2026-08-13 01:37:56.183 1 INFO cinder.keymgr.migration [None req-fef1fcd2-d9b5-40ec-8e3c-d77298861892 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.