Many, many thanks for the effort Russ. I'm not clear on next steps
but think I need to look at CentOS vs. others in terms of X. 

-----Original Message-----
From: R P Herrold [mailto:herr...@owlriver.com] 
Sent: Wednesday, September 29, 2010 8:40 AM

On Tue, 28 Sep 2010, R P Herrold wrote:

>> I am connecting from a PC to a Linux system running CentOS release 
>> 5.5 (Final) and it is extremely slow to render plots to the X11 
>> device.

> f <- function(n){
    for(i in 1:n) qqnorm(rnorm(100))
}
system.time(f(20))

> I'll get a packaging built under CentOS 5 on that other architecture 
> overnight, and supplement this post

done -- same sources and build environment, but a i686 rather than a a
x86_64 architecture.  Similar hardware at the remove unit in the local
subnet

It is noticeably sluggish in the rendering compared to local X client to
X server

> f <- function(n){
+    for(i in 1:n) qqnorm(rnorm(100))
+ }
> system.time(f(20))
    user  system elapsed
   0.953   0.185  36.992

-- Russ herrold

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