+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-04-21 15:13:19.364 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-04-21 15:13:19.674 1 INFO cinder.rpc [None req-73ad50ac-6963-421b-b130-c380ae159820 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-04-21 15:13:19.677 1 INFO cinder.rpc [None req-73ad50ac-6963-421b-b130-c380ae159820 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-04-21 15:13:19.679 1 INFO cinder.rpc [None req-73ad50ac-6963-421b-b130-c380ae159820 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-04-21 15:13:19.681 1 INFO cinder.rpc [None req-73ad50ac-6963-421b-b130-c380ae159820 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-04-21 15:13:19.683 1 INFO cinder.rpc [None req-73ad50ac-6963-421b-b130-c380ae159820 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-04-21 15:13:19.685 1 INFO cinder.rpc [None req-73ad50ac-6963-421b-b130-c380ae159820 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-04-21 15:13:19.746 1 WARNING oslo_config.cfg [None req-73ad50ac-6963-421b-b130-c380ae159820 - - - - - -] 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.
2026-04-21 15:13:19.747 1 WARNING oslo_config.cfg [None req-73ad50ac-6963-421b-b130-c380ae159820 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-04-21 15:13:19.755 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-04-21 15:13:19.780 1 INFO cinder.backup.manager [None req-799127ac-410a-4b4e-8345-d52a2858c86a - - - - - -] Cleaning up incomplete backup operations.
2026-04-21 15:13:19.838 1 INFO cinder.keymgr.migration [None req-50e734fe-d640-4438-8917-57e118e45356 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.