<p dir="ltr">> So if someone is running a Catalyst <br>
> instrumented code that is compiled on <br>
> a supercomputer with thousands of <br>
> back-end nodes, can they link to a <br>
> ParaView build or a Catalyst Edition <br>
> and expect the code to work?</p>
<p dir="ltr">Yes<br></p>
<p dir="ltr">> Do back-end nodes have X servers <br>
> available to them?</p>
<p dir="ltr">It depends. If the Catalyst or ParaView build your linking against is configured to use libGL, then yes. If, instead, it's configured to use libOSMesa or EGL, then no.</p>
<p dir="ltr">- Chuck</p>