speed of X server

Suhaib Siddiqi ssiddiqi@inspirepharm.com
Tue Jul 3 13:36:00 GMT 2001


Cygwin UNIX emulation causes some slow down.

Suhaib

> -----Original Message-----
> From: Brian Michael Genisio [ mailto:genisiob@pilot.msu.edu ] 
> Sent: Tuesday, July 03, 2001 12:19 PM
> To: cygwin-xfree@sources.redhat.com
> Subject: speed of X server
> 
> 
> I love the Xfree distribution under windows.  Of course, 
> because of the cygwin
> layer, XFree in windows is quite a bit slower than XFree in 
> most UNIX flavors
> on the same hardware.  I was wondering why this is... to get 
> a handle on it.
> 
> Windows, in general is slower than most Unix flavors.  That 
> is the first
> problem, but then how does cygwin slow things down?  Does it 
> have to do with
> DLLs?  For instance, the latency for an XSync (which is 
> really just a call to
> XGetInputFocus) on XFree under cygwin is much longer than in 
> Linux on the same
> machine.
> 
> Are we dealing with network handling in the cygwin layer?  
> Possibly the select
> call is implemented slowly?  Or might this have to do with 
> the way Windows
> handles its scheduler?
> 
> I am very curious about this, so if anyone knows what it is about
> cygwin/windows that makes XFree so much slower.
> 
> Long Live Open Source!!!
> Brian
> 
> 
> --
> ---------------------------
> Brian Genisio
> genisiob@pilot.msu.edu
> 
> 
> 
> 
> 



More information about the Cygwin-xfree mailing list