[Chimera-users] Fwd: Re: run chimera remotely over nice dcv
gregc at cgl.ucsf.edu
Mon Apr 23 09:48:15 PDT 2018
-------- Forwarded Message --------
Subject: Re: [Chimera-users] run chimera remotely over nice dcv
Date: Sat, 21 Apr 2018 13:20:11 +0200
From: Mihajlo Vanevic <m.vanevic at uu.nl>
To: Greg Couch <gregc at cgl.ucsf.edu>
Thank you very much for the prompt reply.
About ssh -X, indeed putting the compatible libGL.so from local machine
to Chimera's lib folder does the trick.
About Nice DCV, I have contacted Nice DCV developers and will
let you know if the problem is solved.
With best wishes,
On 04/20/2018 07:54 PM, Greg Couch wrote:
> Hi Mihajlo,
> We don't have any experience with Nice DCV, perhaps some other user on
> the mailing list can help. But guessing at possible problems, make
> sure that Chimera is displaying locally in Nice DCV virtual machine
> (the DISPLAY environment variable should be ":0"), and the remote
> display is done using the Nice DCV client.
> If, instead, you're using X11's remote display capability, then you
> wouldn't need to use Nice DCV, any virtual machine technology would do
> (or not do) -- the trick there is to have compatible OpenGL drivers on
> both the virtual machine and your local computer (running the X11
> server). Assuming compatible versions of Linux on both ends, you
> could copy libGL.so from your local machine to the Chimera's lib
> directory on the remote machine, and it should work.
> Good luck,
> On 4/20/2018 5:07 AM, Mihajlo Vanevic wrote:
>> Dear Chimera users and developers,
>> We are trying to run Chimera remotely on our cluster via Nice DCV
>> visualization software:
>> This package provides GPU acceleration for OpenGL and
>> DirectX applications. It indeed works for most of apps, however with
>> we get the following startup error
>> X Error of failed request: GLXBadContext
>> Major opcode of failed request: 152 (GLX)
>> Minor opcode of failed request: 5 (X_GLXMakeCurrent)
>> Serial number of failed request: 73
>> Current serial number in output stream: 73
>> Our cluster visualization node has nvidia GeForce GTX 1080 Ti cards
>> and nvidia drivers 384.81
>> Chimera works if we use software mesa rendering, but it would be great if
>> we can make it work remotely with hardware rendering.
>> With kind regards,
>> Mihajlo Vanevic
>> Cryo-EM group, Utrecht University
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