+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-09-01 18:52:49.422 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-09-01 18:52:49.633 1 INFO cinder.rpc [None req-99118f5b-d53d-41a4-8e88-a379a63588d4 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-09-01 18:52:49.636 1 INFO cinder.rpc [None req-99118f5b-d53d-41a4-8e88-a379a63588d4 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-09-01 18:52:49.639 1 INFO cinder.rpc [None req-99118f5b-d53d-41a4-8e88-a379a63588d4 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-09-01 18:52:49.641 1 INFO cinder.rpc [None req-99118f5b-d53d-41a4-8e88-a379a63588d4 - - - - - -] Automatically selected cinder-volume RPC version 3.18 as minimum service version.
2026-09-01 18:52:49.644 1 INFO cinder.rpc [None req-99118f5b-d53d-41a4-8e88-a379a63588d4 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-09-01 18:52:49.648 1 INFO cinder.rpc [None req-99118f5b-d53d-41a4-8e88-a379a63588d4 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-09-01 18:52:49.695 1 WARNING oslo_config.cfg [None req-99118f5b-d53d-41a4-8e88-a379a63588d4 - - - - - -] 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.
2026-09-01 18:52:49.696 1 WARNING oslo_config.cfg [None req-99118f5b-d53d-41a4-8e88-a379a63588d4 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-09-01 18:52:49.704 1 INFO cinder.service [-] Starting cinder-backup node (version 22.3.7)
2026-09-01 18:52:49.721 1 INFO cinder.backup.manager [None req-d1943939-5bd3-4e88-b8c3-f00c4977166a - - - - - -] Cleaning up incomplete backup operations.
2026-09-01 18:52:49.899 1 INFO cinder.keymgr.migration [None req-6b421ec6-4c90-4a55-8143-d11732336a19 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.