Random delay before accept()

lib/MySQL_Thread.cpp

@@ -1532,6 +1532,10 @@ void MySQL_Thread::listener_handle_new_connection(MySQL_Data_Stream *myds, unsig
 	struct sockaddr *addr=(struct sockaddr *)malloc(sizeof(struct sockaddr));
 	socklen_t addrlen=sizeof(struct sockaddr);
 	memset(addr, 0, sizeof(struct sockaddr));
+	if (GloMTH->num_threads > 1) {
+		// there are more than 1 thread . We pause for a little bit to avoid all connections to be handled by the same thread
+		usleep(50+rand()%50);
+	}
 	c=accept(myds->fd, addr, &addrlen);
 	if (c>-1) { // accept() succeeded
 		// create a new client connection