{"id":393913,"date":"2024-11-12T22:50:29","date_gmt":"2024-11-12T22:50:29","guid":{"rendered":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/ansys-hfss-running-in-vnc-session-segfaults\/"},"modified":"2024-11-12T22:50:29","modified_gmt":"2024-11-12T22:50:29","slug":"ansys-hfss-running-in-vnc-session-segfaults","status":"publish","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/ansys-hfss-running-in-vnc-session-segfaults\/","title":{"rendered":"ANSYS HFSS running in VNC session &#8211;segfaults"},"content":{"rendered":"<p>&lt;p&gt;Hello ,&lt;br&gt;&lt;br&gt;We are reaching out because we are trying to help our client to run ANSYS HFSS on our cluster using ondemand VNC but it segfaults. &lt;br&gt;&lt;br&gt;### here some details&lt;br&gt;&lt;br&gt;Software version&lt;br&gt;ANSYS_HFSS\/2024.R2&lt;br&gt;&lt;br&gt;OS version&lt;br&gt;$ cat \/etc\/os-release&lt;br&gt;NAME=&#8221;Rocky Linux&#8221;&lt;br&gt;VERSION=&#8221;9.2 (Blue Onyx)&#8221;&lt;br&gt;&lt;br&gt;Running on a CPU only AMD node we see this segfault&lt;br&gt;\/software\/EasyBuild\/AMD_EPYC_7763_64-Core_Processor\/software\/ANSYS_HFSS\/2024.R2\/v242\/Linux64\/.setup_runtime: line 426: 3085979 Aborted (core dumped) &#8220;$@&#8221;&lt;br&gt;&lt;br&gt;We tried running on an Intel node with an L40 GPU and VirtualGL. We first see a&lt;br&gt;library load error from VirtualGl. Ultimatly it fails with the same type of segf&lt;br&gt;ault.&lt;br&gt;&lt;br&gt;$ vglrun -d \/dev\/dri\/card1 ansysedt&lt;br&gt;ERROR: ld.so: object &#8216;libvglfaker.so&#8217; from LD_PRELOAD cannot be preloaded (cannot open shared object file): ignored.&lt;br&gt;\/software\/EasyBuild\/AMD_EPYC_7763_64-Core_Processor\/software\/ANSYS_HFSS\/2024.R2\/v242\/Linux64\/.setup_runtime: line 426: 1003487 Aborted (core dumped) &#8220;$@&#8221;&lt;br&gt;&lt;br&gt;#### these are the dependencies&lt;br&gt;&lt;br&gt;Verifying dependencies &lt;br&gt;&lt;br&gt;[smohr@a-001 Linux64]$ export ANS_DEPCHECK=1 ; .\/ConfigureSoftware.bash &#8211;fullconfig&lt;br&gt;ANSYS Electromagnetics 24.2 Configuration&lt;br&gt;=========================================&lt;br&gt;Hostname: a-001&lt;br&gt;User: smohr&lt;br&gt;&lt;br&gt;&gt; Running first-time configuration&#8230;&lt;br&gt;- Verifying all software dependencies are available: Done&lt;br&gt;&lt;br&gt;- Retrieving user settings&#8230; Done&lt;br&gt;- Applying user settings&#8230; Done&lt;br&gt;- Configuring OCX files&#8230; Done&lt;br&gt;- Retrieving machine settings&#8230; Done&lt;br&gt;- Applying machine settings&#8230; Done&lt;br&gt;- Configuring binaries&#8230; Done&lt;br&gt;First-time configuration completed successfully.&lt;br&gt;&lt;br&gt;#### Please let us know if you have questions about this&lt;br&gt;&lt;br&gt;We were wondering if you could assist us to help fix this issue or direct us to who can help.&lt;br&gt;&lt;br&gt;Thanks&lt;br&gt;A&lt;\/p&gt;<\/p>\n","protected":false},"template":"","class_list":["post-393913","topic","type-topic","status-publish","hentry"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 4.9.10 - aioseo.com -->\n\t<meta name=\"description\" content=\"Hello ,We are reaching out because we are trying to help our client to run ANSYS HFSS on our cluster using ondemand VNC but it segfaults. ### here some detailsSoftware versionANSYS_HFSS\/2024.R2OS version$ cat 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Linux&quot;VERSION=&quot;9.2 (Blue Onyx)&quot;Running on a CPU only AMD node we see this segfault\/software\/EasyBuild\/AMD_EPYC_7763_64-Core_Processor\/software\/ANSYS_HFSS\/2024.R2\/v242\/Linux64\/.setup_runtime: line 426: 3085979 Aborted (core dumped) &quot;$@&quot;We 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