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Date:	Mon, 14 Jun 2004 13:47:37 -0500
From:	Brian Ford <ford AT vss DOT fsi DOT com>
Reply-To:	cygwin AT cygwin DOT com
To:	fergus AT bonhard DOT uklinux DOT net
cc:	cygwin AT cygwin DOT com
Subject:	Re: FW: wish84 incredibly slow
In-Reply-To:	<200406130626.i5D6QrgN013801@mailgw01.flightsafety.com>
Message-ID:	<Pine.CYG.4.58.0406141344010.3560@fordpc.vss.fsi.com>
References:	<200406130626 DOT i5D6QrgN013801 AT mailgw01 DOT flightsafety DOT com>
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On Sun, 13 Jun 2004, fergus wrote:

> >> I have been using Cygwin on a very slow Toshiba.
> >> I have tried strace -o wish.log /bin/wish84
> >> but get a file an amazing 7000 lines long.
>
> > Sort wish.log on the first colum and see what calls
> > took the longest.

> In all cases the longest calls are those of the style
>
> 	[main] wish84 ---- normalize_posix_path:

Do you have any network drives in your path?

> but on every occasion that I tried this experiment, the longest individual
> call, dwarfing all others, is a call towards the end (actually 17th from
> last in all the examples of wish.log that I tried) beginning
>
> 	[unknown ...
>
> In one instance this call took more than 100 times longer than the next
> longest call, but usually the factor was order 10-30.

Could you send me the output of "fgrep unknown wish.log".  If the list
won't accept it, privately is fine.  I don't promise to find anything, but
I'm at least mildly interested.

-- 
Brian Ford
Senior Realtime Software Engineer
VITAL - Visual Simulation Systems
FlightSafety International
the best safety device in any aircraft is a well-trained pilot...

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