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From: "John S. Dyson" <toor@dyson.iquest.net>
Message-Id: <199605041603.LAA00602@dyson.iquest.net>
Subject: Re: used to think I understood ps ..
To: wilko@yedi.iaf.nl (Wilko Bulte)
Date: Sat, 4 May 1996 11:03:30 -0500 (EST)
Cc: terry@lambert.org, FreeBSD-hackers@FreeBSD.org
In-Reply-To: <199605032108.XAA03044@yedi.iaf.nl> from "Wilko Bulte" at May 3, 96 11:08:39 pm
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> 
> I'm not sure I understand your point. Considering:
> 
> # size libc.so.2.1
> text    data    bss     dec     hex
> 339968  16384   48004   404356  62b84
> 
> I'd assume a worst case program would need all of libc. The approx
> 7.5Mb RSS seems quite steep (to say the least). 
> 
cmp works by mmaping in the two files.  Mmaped regions are not included
in the VSZ calculations.  Only .text+.data+.bss are included.  RSS includes
everything that is mapped, including .text+.data+.bss and other mmaps like
shared libs and mapped files.

John