VMD-L Mailing List

From: lam nguyen (lamvn08_at_gmail.com)
Date: Thu Nov 17 2011 - 14:05:18 CST

And if I have no VMD running I have:

        Free : 457 Mb
        Free : 458 Mb

Lam

On Thu, Nov 17, 2011 at 12:01 PM, lam nguyen <lamvn08_at_gmail.com> wrote:

> Sorry, my reply to Peter did not go to the list.
>
> Yes, I am using Nvidia-provided driver. I have tried quite a few of them.
> The current version is 280.13.
>
> Here is what I have doing /usr/bin/nvidia-smi -a |grep -i free
>
> Free : 4 Mb
> Free : 4 Mb
>
> Lam
>
>
> On Thu, Nov 17, 2011 at 11:30 AM, John Stone <johns_at_ks.uiuc.edu> wrote:
>
>>
>> Hi,
>> You didn't state what graphics driver you are using, but if you aren't
>> running the NVIDIA-provided drivers, that would be one of the first things
>> you should fix. If you're using the open-source drivers that ship with
>> ubuntu, you are surely bound to encounter various performance problems.
>> If you have the NVIDIA drivers installed, then please run this command
>> and tell me what it says, when you have 2 VMD sessions open and running:
>> /usr/bin/nvidia-smi -a |grep -i free
>>
>> Cheers,
>> John Stone
>> vmd_at_ks.uiuc.edu
>>
>> On Thu, Nov 17, 2011 at 09:16:10AM -0800, lam nguyen wrote:
>> > Doing this way helps a little bit. I can open 2 windows and enlarge
>> them
>> > without problem. But when I open the third one, my computer almost
>> > freezes.
>> > Lam
>> >
>> > On Wed, Nov 16, 2011 at 10:29 PM, Tristan Croll <
>> tristan.croll_at_qut.edu.au>
>> > wrote:
>> >
>> > Lam,
>> >
>> > In that case, *definitely* try disabling the X11 Composite
>> extension.
>> >
>> > sudo gedit /etc/X11/xorg.conf
>> >
>> > Then add to that file:
>> >
>> > Section "Extensions"
>> > A A A A Option A "Composite" "Disable"
>> > EndSection
>> >
>> > Cheers,
>> >
>> > Tristan
>> >
>> > From: owner-vmd-l_at_ks.uiuc.edu [mailto:owner-vmd-l_at_ks.uiuc.edu] On
>> Behalf
>> > Of lam nguyen
>> > Sent: Thursday, 17 November 2011 2:21 PM
>> > To: Ajasja LjubetiA:*
>> > Cc: vmd-l_at_ks.uiuc.edu
>> > Subject: Re: vmd-l: VMD slows down at multiple windows
>> > I have VMD 1.9. I have tried running it on ubuntu, kubuntu and
>> mint. I
>> > installed these three OS' to test which one I like most. I have VMD
>> > slows-down problem with all three systems. My Nvidia card is
>> quadro FX
>> > 580. I don't think I run out of memory because I have this problem
>> even
>> > right after restarting computer.
>> >
>> > Lam
>> > On Tue, Nov 15, 2011 at 1:08 AM, Ajasja LjubetiA:*
>> > <ajasja.ljubetic_at_gmail.com> wrote:
>> > Hi,
>> >
>> > I think you forgot toA mentionA some crucial information: Which OS
>> are
>> > you running, what VMD version and which Nvidia card?
>> >
>> > so I don't thinkA power is the problem.
>> >
>> > Yes, if power would be the problem, the computer wouldA probablyA
>> just
>> > reset. Perhaps you are running out of system or GPU memory?
>> > Ajasja
>> >
>> > On Mon, Nov 14, 2011 at 23:51, lam nguyen <lamvn08_at_gmail.com>
>> wrote:
>> > Hi all,
>> >
>> > There is an annoying VMD problem with my desktop. If I open
>> several VMD
>> > windows, from the third one they slow down a lot. It is a new
>> machine so
>> > I don't think the power is the problem. Because my 4 years old
>> laptop
>> > can handle many VMD windows without slowing them down. I wonder if
>> this
>> > has to do with Nvidia card?
>> >
>> > Is there anyone having the same trouble?
>> >
>> > Lam
>>
>> --
>> NIH Resource for Macromolecular Modeling and Bioinformatics
>> Beckman Institute for Advanced Science and Technology
>> University of Illinois, 405 N. Mathews Ave, Urbana, IL 61801
>> http://www.ks.uiuc.edu/~johns/ Phone: 217-244-3349
>> http://www.ks.uiuc.edu/Research/vmd/ Fax: 217-244-6078
>>
>
>