+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-04-20 18:01:12.759 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-04-20 18:01:13.064 1 INFO cinder.rpc [None req-8d882d1f-bee2-4e88-93a3-5287f8d95180 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-04-20 18:01:13.067 1 INFO cinder.rpc [None req-8d882d1f-bee2-4e88-93a3-5287f8d95180 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-04-20 18:01:13.070 1 INFO cinder.rpc [None req-8d882d1f-bee2-4e88-93a3-5287f8d95180 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-04-20 18:01:13.073 1 INFO cinder.rpc [None req-8d882d1f-bee2-4e88-93a3-5287f8d95180 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-04-20 18:01:13.076 1 INFO cinder.rpc [None req-8d882d1f-bee2-4e88-93a3-5287f8d95180 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-04-20 18:01:13.079 1 INFO cinder.rpc [None req-8d882d1f-bee2-4e88-93a3-5287f8d95180 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-04-20 18:01:13.145 1 WARNING oslo_config.cfg [None req-8d882d1f-bee2-4e88-93a3-5287f8d95180 - - - - - -] 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.
2026-04-20 18:01:13.146 1 WARNING oslo_config.cfg [None req-8d882d1f-bee2-4e88-93a3-5287f8d95180 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-04-20 18:01:13.157 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-04-20 18:01:13.184 1 INFO cinder.backup.manager [None req-1b9f28e8-955e-4cf9-9dc9-717880b92eae - - - - - -] Cleaning up incomplete backup operations.
2026-04-20 18:01:13.250 1 INFO cinder.keymgr.migration [None req-02f3ac6d-16ce-4e45-8692-48089779949b - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.