-$ ./test_server 12345 --gras-log=root.thres=error & ./test_client 127.0.0.1 12345 --gras-log=root.thres=error
-[blaise:server:(13272) 0.000005] test.c:15: [test/CRITICAL] Argh, killed by 127.0.0.1:1024! Bye folks...
+$ ./test_server 12345 --log=root.thres:error & ./test_client 127.0.0.1 12345 --log=root.thres:error
+[arthur:server:(27705) 0.000024] test.c:15: [test/CRITICAL] Argh, killed by 127.0.0.1:1024! Bye folks...