+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-07-15 05:24:41.658 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-07-15 05:24:41.908 1 INFO cinder.rpc [None req-547c3a2c-2878-4590-91a2-19ec8ae2e031 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-07-15 05:24:41.912 1 INFO cinder.rpc [None req-547c3a2c-2878-4590-91a2-19ec8ae2e031 - - - - - -] Automatically selected cinder-backup RPC version 2.3 as minimum service version.
2026-07-15 05:24:41.914 1 INFO cinder.rpc [None req-547c3a2c-2878-4590-91a2-19ec8ae2e031 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-07-15 05:24:41.917 1 INFO cinder.rpc [None req-547c3a2c-2878-4590-91a2-19ec8ae2e031 - - - - - -] Automatically selected cinder-volume RPC version 3.18 as minimum service version.
2026-07-15 05:24:41.920 1 INFO cinder.rpc [None req-547c3a2c-2878-4590-91a2-19ec8ae2e031 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-07-15 05:24:41.924 1 INFO cinder.rpc [None req-547c3a2c-2878-4590-91a2-19ec8ae2e031 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-07-15 05:24:41.975 1 WARNING oslo_config.cfg [None req-547c3a2c-2878-4590-91a2-19ec8ae2e031 - - - - - -] 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.
2026-07-15 05:24:41.976 1 WARNING oslo_config.cfg [None req-547c3a2c-2878-4590-91a2-19ec8ae2e031 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-07-15 05:24:41.989 1 INFO cinder.service [-] Starting cinder-backup node (version 21.3.3)
2026-07-15 05:24:42.009 1 INFO cinder.backup.manager [None req-e98474c8-ad03-4671-bc86-5131e4b62c82 - - - - - -] Cleaning up incomplete backup operations.
2026-07-15 05:24:42.206 1 INFO cinder.keymgr.migration [None req-fd145381-1ced-4947-91c6-1c8e8e3a1b70 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.