+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-07-06 02:21:08.166 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-07-06 02:21:08.461 1 INFO cinder.rpc [None req-88e2f37f-f764-4fde-b175-3b2cb7af91da - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-07-06 02:21:08.465 1 INFO cinder.rpc [None req-88e2f37f-f764-4fde-b175-3b2cb7af91da - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-07-06 02:21:08.467 1 INFO cinder.rpc [None req-88e2f37f-f764-4fde-b175-3b2cb7af91da - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-07-06 02:21:08.470 1 INFO cinder.rpc [None req-88e2f37f-f764-4fde-b175-3b2cb7af91da - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-07-06 02:21:08.473 1 INFO cinder.rpc [None req-88e2f37f-f764-4fde-b175-3b2cb7af91da - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-07-06 02:21:08.476 1 INFO cinder.rpc [None req-88e2f37f-f764-4fde-b175-3b2cb7af91da - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-07-06 02:21:08.551 1 WARNING oslo_config.cfg [None req-88e2f37f-f764-4fde-b175-3b2cb7af91da - - - - - -] 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.
2026-07-06 02:21:08.552 1 WARNING oslo_config.cfg [None req-88e2f37f-f764-4fde-b175-3b2cb7af91da - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-07-06 02:21:08.562 1 INFO cinder.service [-] Starting cinder-backup node (version 26.2.1)
2026-07-06 02:21:08.587 1 INFO cinder.backup.manager [None req-c5981c6e-c38f-4a5a-9955-609bd0bded17 - - - - - -] Cleaning up incomplete backup operations.
2026-07-06 02:21:08.626 1 INFO cinder.keymgr.migration [None req-e5ecec1c-a238-481d-aba4-605fb7506108 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.