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Mail Archives: djgpp/2001/06/04/20:39:15

Date: Mon, 4 Jun 2001 20:33:38 -0400
Message-Id: <200106050033.UAA29487@envy.delorie.com>
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From: DJ Delorie <dj AT delorie DOT com>
To: djgpp AT delorie DOT com
CC: awhite AT mail DOT rosecom DOT ca
In-reply-to: <3B1C2662.A2575F0D@mail.rosecom.ca> (message from April on Mon,
04 Jun 2001 20:22:58 -0400)
Subject: Re: gprof question
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> I realize that this is a very ambiguous question, but what generally
> causes these interrupts to fire?  The program runs for about 50 seconds,
> and more than 30 seconds apparently are taken up by calls to this
> interrupt.  If I can acertain what causes it to fire, I might be able to
> alter my code and reduce this significant overhead - I hope :-)

Anything that does an OS call - read, time, sbrk (used by malloc),
sometimes getkey().

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