If the system is as heavily loaded as you say, how do you prevent writer starvation? Or do things just grind along until sufficient threads are queued waiting for a write lock? David -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxxx For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: <a href=mailto:"dont@xxxxxxxxx";> email@xxxxxxxxx </a>