+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-08-18 19:21:24.803 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-08-18 19:21:25.030 1 INFO cinder.rpc [None req-739b43ac-2d8c-42b9-8cf2-4d667ba4086f - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-08-18 19:21:25.033 1 INFO cinder.rpc [None req-739b43ac-2d8c-42b9-8cf2-4d667ba4086f - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-08-18 19:21:25.035 1 INFO cinder.rpc [None req-739b43ac-2d8c-42b9-8cf2-4d667ba4086f - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-08-18 19:21:25.037 1 INFO cinder.rpc [None req-739b43ac-2d8c-42b9-8cf2-4d667ba4086f - - - - - -] Automatically selected cinder-volume RPC version 3.18 as minimum service version.
2026-08-18 19:21:25.040 1 INFO cinder.rpc [None req-739b43ac-2d8c-42b9-8cf2-4d667ba4086f - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-08-18 19:21:25.042 1 INFO cinder.rpc [None req-739b43ac-2d8c-42b9-8cf2-4d667ba4086f - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-08-18 19:21:25.097 1 WARNING oslo_config.cfg [None req-739b43ac-2d8c-42b9-8cf2-4d667ba4086f - - - - - -] 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.
2026-08-18 19:21:25.098 1 WARNING oslo_config.cfg [None req-739b43ac-2d8c-42b9-8cf2-4d667ba4086f - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-08-18 19:21:25.109 1 INFO cinder.service [-] Starting cinder-backup node (version 22.3.7)
2026-08-18 19:21:25.127 1 INFO cinder.backup.manager [None req-b0344d46-700e-41b6-808c-5ff1cf635123 - - - - - -] Cleaning up incomplete backup operations.
2026-08-18 19:21:25.366 1 INFO cinder.keymgr.migration [None req-b379dbfa-1355-4a13-bea2-5597d3f800ef - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.