Path: utzoo!utgpu!news-server.csri.toronto.edu!bonnie.concordia.ca!uunet!virtech!cpcahil
From: cpcahil@virtech.uucp (Conor P. Cahill)
Newsgroups: comp.unix.questions
Subject: Re: memory/swap
Message-ID: <1991Jun07.125526.6653@virtech.uucp>
Date: 7 Jun 91 12:55:26 GMT
References: <1991Jun6.215038.20384@nntp-server.caltech.edu>
Organization: Virtual Technologies Inc.
Lines: 14

gwoho@nntp-server.caltech.edu (g liu) writes:

>a program like: for (;;) if (malloc(1000))puts("a");
>seems to me only to be able to allocate about 6m on this 8m 386
>sysv at&t unix machine. there must be about 24m of swap.
>why is this?

This is because the maximum program size is set to 6MB.  The 
tunable parameter MAXUMEM specifies how many 4K pages a programs 
virtual space is allowed to take up.
-- 
Conor P. Cahill            (703)430-9247        Virtual Technologies, Inc.
uunet!virtech!cpcahil                           46030 Manekin Plaza, Suite 160
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