http://blogs.sun.com/bmc/entry/dtrace_on_rails pid$1::mysql_send_query:entry /self->uri != NULL/ { printf("%3d.%03d -> \"%s\"\n", (timestamp - start) / 1000000000, ((timestamp - start) / 1000000) % 1000, copyinstr(self->query = arg1)); } pid$1::mysql_send_query:return /self->query != NULL/ { printf("%3d.%03d <- \"%s\"\n", (timestamp - start) / 1000000000, ((timestamp - start) / 1000000) % 1000, copyinstr(self->query)); self->query = NULL; } It seems this is not working anymore. At least it is not producing any error message or output. Do we know why? Running on opensolaris 2009.06, ruby 1.8.7 -p72 , mysql5.1 -- This message posted from opensolaris.org