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Message-ID: <006a01c7ae97$7c225cf0$0600a8c0@ze4427wm>
From: "Aaron Gray" <angray AT beeb DOT net>
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References: <017001c7ae32$49dff3c0$0600a8c0 AT ze4427wm> <20070614034243 DOT GA15091 AT ednor DOT casa1 DOT cgf DOT cx>
Subject: Re: Cygwin allocted time slice
Date: Thu, 14 Jun 2007 16:20:04 +0100
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> On Thu, Jun 14, 2007 at 04:15:40AM +0100, Aaron Gray wrote:
>>Cygwin seems to only use a small amount of time slice relative to the
>>ammount of time slice availiable.  Compiles, builds and testsuite are
>>relly slow compared to MinGW which takes too much time.
>>
>>'time' results confirm this.  Process time is about 1/4 of the total
>>system time.
>>
>>It i very noticable on compiling and testing GCC as compared to the
>>same on Linux or MinGW.
>>
>>Is there any way to give Cygwin a bigger slice of the pie ?
>>
>>Say 50% or 75% ?
>
> How do you suppose Cygwin is managing this interesting feat of only
> using some of the CPU time?  What Windows API is Cygwin using to just
> grab a small slice of the time?

Weird I was getting very long compile times for GCC and on using 'time' was 
getting indications that make was only getting 25% of total system time.

I'll see if it is repeatable on another system.

> As a follow-up question:  Why do you suppose we are punishing you by
> not allowing Cygwin to use all of the CPU by default?
>
> Oh.  Wait.  WJM.  Nevermind.

Weird reply, no need to take the micky !

Aaron


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