+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-02-28 10:29:49.956 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-02-28 10:29:50.231 1 INFO cinder.rpc [None req-76c55d1a-3b48-495d-849f-46d3fde0628e - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-02-28 10:29:50.234 1 INFO cinder.rpc [None req-76c55d1a-3b48-495d-849f-46d3fde0628e - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-02-28 10:29:50.236 1 INFO cinder.rpc [None req-76c55d1a-3b48-495d-849f-46d3fde0628e - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-02-28 10:29:50.238 1 INFO cinder.rpc [None req-76c55d1a-3b48-495d-849f-46d3fde0628e - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-02-28 10:29:50.241 1 INFO cinder.rpc [None req-76c55d1a-3b48-495d-849f-46d3fde0628e - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-02-28 10:29:50.243 1 INFO cinder.rpc [None req-76c55d1a-3b48-495d-849f-46d3fde0628e - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-02-28 10:29:50.307 1 WARNING oslo_config.cfg [None req-76c55d1a-3b48-495d-849f-46d3fde0628e - - - - - -] 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.
2026-02-28 10:29:50.308 1 WARNING oslo_config.cfg [None req-76c55d1a-3b48-495d-849f-46d3fde0628e - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-02-28 10:29:50.317 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-02-28 10:29:50.341 1 INFO cinder.backup.manager [None req-5c863a2b-dfeb-4c77-8a5e-c7829c32ad36 - - - - - -] Cleaning up incomplete backup operations.
2026-02-28 10:29:50.401 1 INFO cinder.keymgr.migration [None req-11e8cd40-900d-432e-a05e-77624b040f04 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.