+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-07-14 18:13:12.738 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-07-14 18:13:13.036 1 INFO cinder.rpc [None req-969e40a2-65e3-4dbc-a47e-5a792cae2a6b - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-07-14 18:13:13.039 1 INFO cinder.rpc [None req-969e40a2-65e3-4dbc-a47e-5a792cae2a6b - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-07-14 18:13:13.041 1 INFO cinder.rpc [None req-969e40a2-65e3-4dbc-a47e-5a792cae2a6b - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-07-14 18:13:13.043 1 INFO cinder.rpc [None req-969e40a2-65e3-4dbc-a47e-5a792cae2a6b - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-07-14 18:13:13.046 1 INFO cinder.rpc [None req-969e40a2-65e3-4dbc-a47e-5a792cae2a6b - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-07-14 18:13:13.049 1 INFO cinder.rpc [None req-969e40a2-65e3-4dbc-a47e-5a792cae2a6b - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-07-14 18:13:13.118 1 WARNING oslo_config.cfg [None req-969e40a2-65e3-4dbc-a47e-5a792cae2a6b - - - - - -] 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.
2026-07-14 18:13:13.119 1 WARNING oslo_config.cfg [None req-969e40a2-65e3-4dbc-a47e-5a792cae2a6b - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-07-14 18:13:13.129 1 INFO cinder.service [-] Starting cinder-backup node (version 26.2.1)
2026-07-14 18:13:13.156 1 INFO cinder.backup.manager [None req-a3014b87-c806-489c-a0ab-b3b248f2b722 - - - - - -] Cleaning up incomplete backup operations.
2026-07-14 18:13:13.205 1 INFO cinder.keymgr.migration [None req-682aabf2-494e-4b9b-b665-042b573b2050 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.