hi linux and java fan: I was leaving for jdk on linux for a weeks ,becase I have to face to the performance of the application . Now I found myself still a newer about the linux.Oh!.can anybody tell me more about the mem manager of the linux .and How many bytes of mem can me use in my single program .is the mem is line one .Does the mem assign like the xx95 or xxNT. thanks ! another linux fan optima ---------------------------------------------------------------------- To UNSUBSCRIBE, email to [EMAIL PROTECTED] with a subject of "unsubscribe". Trouble? Contact [EMAIL PROTECTED]