From owner-freebsd-hackers  Wed Oct  8 14:22:36 1997
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To: Terry Lambert <tlambert@primenet.com>
cc: hackers@FreeBSD.ORG
Subject: Re: Wheres all my memory going? 
In-reply-to: Your message of "Wed, 08 Oct 1997 20:57:56 -0000."
             <199710082057.NAA11442@usr05.primenet.com> 
From: David Greenman <dg@root.com>
Reply-To: dg@root.com
Date: Wed, 08 Oct 1997 14:23:32 -0700
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>>    FreeBSD and other 4.4BSD derived OSes don't include the space consumed by
>> mmap'ed files (except the one being execed) in the 'SIZE'. The virtual size
>> as reported is the sum of text+data+bss+heap+stack. This is a "bug" of sorts,
>> but is difficult to fix.
>
>You mean "clean pages which have not triggered copy-on-write are not
>counted", right?

   No, I mean mmap'ed files (excluding the original executable) aren't counted
in the virtual size at all, ever - modified or not.

-DG

David Greenman
Core-team/Principal Architect, The FreeBSD Project