Matthias Fröhlich wrote:
> I recently profiled flightgear with gprof and with callgrind.
> One of the functions most cpu intensive function under Linux (fedora core 3)
> is the isspace() function in split.
> That might be even worse with the windows implementation of isspace.
Well, at this point i
On Freitag 27 Mai 2005 22:14, Andy Ross wrote:
> Even weirder: comment out the split() call, which is 100% CPU-bound
> (let me say that again: split() does no I/O and makes no direct calls
> to the OS kernel), and the runtime goes down to 1.3 seconds. Huh?
I recently profiled flightgear with gpro
Gear developers
discussions
Sent: Friday, May 27, 2005 4:14 PM
Subject: [Flightgear-devel] Cygwin
slowness
Well, there's some progress. I have a cygwin build, and
it's everybit at slow as Vivian says it is. And I've kinda/sorta
isolated theproblem. Here'
riginal Message -
From: Andy Ross
To: FlightGear developers
discussions
Sent: Friday, May 27, 2005 4:14 PM
Subject: [Flightgear-devel] Cygwin
slowness
Well, there's some progress. I have a cygwin build, and
it's everybit at slow as Vivian says it is. And I've kind
Vivian Meazza writes:
>
> Andy Ross wrote:
>
> >
> > Erik Hofman wrote:
> > > Norman Vine wrote:
> > > > FWIW I think these apply here
> > > > http://www.catb.org/~esr/faqs/smart-questions.html#id3001405
> > > > http://www.catb.org/~esr/faqs/smart-questions.html#keepcool
> > >
> > > These two co
Andy Ross wrote:
>
> Erik Hofman wrote:
> > Norman Vine wrote:
> > > FWIW I think these apply here
> > > http://www.catb.org/~esr/faqs/smart-questions.html#id3001405
> > > http://www.catb.org/~esr/faqs/smart-questions.html#keepcool
> >
> > These two contradict (You can't offend them but they can
Erik Hofman wrote:
> Norman Vine wrote:
> > FWIW I think these apply here
> > http://www.catb.org/~esr/faqs/smart-questions.html#id3001405
> > http://www.catb.org/~esr/faqs/smart-questions.html#keepcool
>
> These two contradict (You can't offend them but they can offend you).
> It's a nice document
Norman Vine wrote:
FWIW I think these apply here
http://www.catb.org/~esr/faqs/smart-questions.html#id3001405
http://www.catb.org/~esr/faqs/smart-questions.html#keepcool
These two contradict (You can't offend them but they can offend you).
It's a nice document on how to approach a three year o
Erik Hofman writes:
>
> bass pumped wrote:
> >>Well, I submitted it. Alas, it didn't go well. You can follow the
> >>flame war here:
> >>
> >> http://cygwin.com/ml/cygwin/2005-05/threads.html#01305
> >
> > I just read that... that guy certainly has a problem!!!
>
> Tell me about it, I've wor
bass pumped wrote:
Well, I submitted it. Alas, it didn't go well. You can follow the
flame war here:
http://cygwin.com/ml/cygwin/2005-05/threads.html#01305
I just read that... that guy certainly has a problem!!!
Tell me about it, I've worked with such an individual for more than five
ye
Andy Ross a écrit :
//
// VERY bad performance characteristics when linked against
// cygwin.dll. Watch under strace, and note that every N reads, there
// is an inexplicable delay of several milliseconds. Spinning in the
// malloc implementation?
The Debug build of MSVC has the exact same
> Well, I submitted it. Alas, it didn't go well. You can follow the
> flame war here:
>
> http://cygwin.com/ml/cygwin/2005-05/threads.html#01305
I just read that... that guy certainly has a problem!!!
___
Flightgear-devel mailing list
Flightgear-d
I wrote:
> No, that's dumb. I may not like windows, but cygwin is one of the few
> things that makes it bearable. :)
> [...]
> I'll try to dig up a cygwin mailing list to which to submit this.
Well, I submitted it. Alas, it didn't go well. You can follow the
flame war here:
http://cygwin.co
I wrote:
> The bottom line is that this is a cygwin bug and we can't fix it,
> sorry. Hopefully someone with more love for this platform than I
> (I've done my time, heh) can forward this to them and get it fixed.
No, that's dumb. I may not like windows, but cygwin is one of the few
things that
Andy Ross wrote:
> Well, there's some progress. I have a cygwin build, and it's every
> bit at slow as Vivian says it is. And I've kinda/sorta isolated the
> problem. Here's a program:
>
>// g++ -o aptdat aptdat.cc -I$FG/SimGear -L$FG/lib -lsgmisc -lz
>#include
>#include
>co
Well, there's some progress. I have a cygwin build, and it's every
bit at slow as Vivian says it is. And I've kinda/sorta isolated the
problem. Here's a program:
// g++ -o aptdat aptdat.cc -I$FG/SimGear -L$FG/lib -lsgmisc -lz
#include
#include
const int bufsz = 2048;
char buf[b
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