B19, performance using fopen()/fclose() on FAT16

Sat Dec 26 02:14:00 GMT 1998

Just a thought - do you have any form of virus checker on your system? If
so, try disabling it before running the tests.
I found that NAV _severely_ impacted performance when compiling.
Kind regards - Will.
_______________________________
Will Mooar
System Analyst
willm@ihug.co.nz
----- Original Message -----
From: Mumit Khan <khan@xraylith.wisc.edu>
To: John Blanton <john.blanton@aud.alcatel.com>
Cc: <gnu-win32@cygnus.com>
Sent: Friday, 25 December 1998 09:18
Subject: Re: B19, performance using fopen()/fclose() on FAT16
>John Blanton <john.blanton@aud.alcatel.com> writes:
>> Conducting performance tests of several porting tools we noticed
>> dramatically poor performance for the following case using FAT16 on
>> Windows NT:
>>Thanks for the testcase and the timing results. Very interesting. I
>would expect a significant slowdown using Cygwin, but didn't expect
>this bad.
>>Here's what I get on Ppro 200, 128MB, NT SP3/FAT, no CYGWIN env var,
>all binary mounts:
>>Cygwin B20:
> real 1m39.00s
> user 0m29.00s
> sys 1m4.00s
>>Specifying CYGWIN=nontea drops the time a few seconds.
>>MSVC
> real 0m15.00s
> user 0m3.00s
> sys 0m10.00s
>>UWIN
> real 0m53.00s
> user 0m17.00s
> sys 0m36.00s
>>> GNU-Win32 398.3
>> Linux (FAT) 6.2
>> Linux (Linux FS) 6.1
>> U/WIN 41.0
>> Win32 14.8
>>Your Cygwin time is much higher than mine for some reason.
>>Regards,
>Mumit
>>-
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