+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-03-01 21:37:15.954 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-03-01 21:37:16.179 1 INFO cinder.rpc [None req-faca1ffc-c7ef-4754-9486-41d2d79685c5 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-03-01 21:37:16.182 1 INFO cinder.rpc [None req-faca1ffc-c7ef-4754-9486-41d2d79685c5 - - - - - -] Automatically selected cinder-backup RPC version 2.3 as minimum service version.
2026-03-01 21:37:16.185 1 INFO cinder.rpc [None req-faca1ffc-c7ef-4754-9486-41d2d79685c5 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-03-01 21:37:16.188 1 INFO cinder.rpc [None req-faca1ffc-c7ef-4754-9486-41d2d79685c5 - - - - - -] Automatically selected cinder-volume RPC version 3.18 as minimum service version.
2026-03-01 21:37:16.192 1 INFO cinder.rpc [None req-faca1ffc-c7ef-4754-9486-41d2d79685c5 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-03-01 21:37:16.195 1 INFO cinder.rpc [None req-faca1ffc-c7ef-4754-9486-41d2d79685c5 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-03-01 21:37:16.246 1 WARNING oslo_config.cfg [None req-faca1ffc-c7ef-4754-9486-41d2d79685c5 - - - - - -] 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.
2026-03-01 21:37:16.247 1 WARNING oslo_config.cfg [None req-faca1ffc-c7ef-4754-9486-41d2d79685c5 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-03-01 21:37:16.257 1 INFO cinder.service [-] Starting cinder-backup node (version 21.3.3)
2026-03-01 21:37:16.275 1 INFO cinder.backup.manager [None req-0f7ffad8-e282-4001-82b3-da278d6d2698 - - - - - -] Cleaning up incomplete backup operations.
2026-03-01 21:37:16.397 1 INFO cinder.keymgr.migration [None req-a33e9bf8-42ef-48e4-a8d6-bd6b0e85fecb - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.