Re: PROOF: more things

On Thu, Feb 05, 2009 at 04:50:38PM +0100, Thiemo Nagel wrote:
> 1) I noticed that TChain::Draw() can be excruciating slow when the
> connection between X server and X client has high latency (most notably
> for multi-dimensional histograms).

Hi, Thiemo - take a look at VNC. For me, going from West coast Canada to CERN makes a whale of a difference compared to ssh-tunneled X11 (double tunnel, ssh to lxplus, then ssh to final machine). There is a trick for connecting VNC through the CERN firewall, see my instructions here:

http://daq-plone.triumf.ca/SM/docs/local/how-to-use-vnc

-- 
Konstantin Olchanski
Data Acquisition Systems: The Bytes Must Flow!
Email: olchansk-at-triumf-dot-ca
Snail mail: 4004 Wesbrook Mall, TRIUMF, Vancouver, B.C., V6T 2A3, Canada