{"id":276633,"date":"2023-03-27T14:41:17","date_gmt":"2023-03-27T14:41:17","guid":{"rendered":"\/forum\/?post_type=topic&#038;p=276633"},"modified":"2023-03-27T14:41:17","modified_gmt":"2023-03-27T14:41:17","slug":"apdl-an-unexpected-error-segmentation-violation-has-occurred","status":"closed","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/apdl-an-unexpected-error-segmentation-violation-has-occurred\/","title":{"rendered":"APDL: An unexpected error ( Segmentation Violation ) has occurred"},"content":{"rendered":"<p>ANSYS version: 19.2&nbsp;<br \/>Platform: Linux CentOS 7.9&nbsp;<br \/>CPU: AMD EPYC 7552 48-Core<\/p>\n<p>Hi,&nbsp;<br \/>I&#8217;m performing a thermal numerical analysis of a 2 way FSI in Workbench: Fluent (VOF, Dynamic Mesh) + Transient Structural (Elements changed into Type 226) + System Coupling. I am using 46 cores for the analysis in Fluent and 36 cores for the Mechanical APDL. &nbsp;<br \/>After 2 weeks of analysis I am halfway through. The APDL .rst results file takes up 185 GB. However, from a certain Restart Point, saving the results ends with an error in Mechanical APDL:<\/p>\n<p><img decoding=\"async\" title=\"Mechanical_APDL\" src=\"\/forum\/wp-content\/uploads\/sites\/2\/2023\/03\/27-03-2023-1679927569-console1.PNG\" alt=\"An unexpected error ( Segmentation Violation ) has occurred\"><\/p>\n<p>Then, the solution process freeze. Reverting the analysis to a previous Restart Point also started causing this error. Other analyses on the workstation work fine. In the last correctly saved analysis, the memory allocation was as follows:<\/p>\n<p><img decoding=\"async\" title=\"Memory_Requested\" src=\"\/forum\/wp-content\/uploads\/sites\/2\/2023\/03\/27-03-2023-1679927803-console2.PNG\" alt=\"DISTRIBUTED ANSYS RUN COMPLETED\"><\/p>\n<p>I am urgently asking for help in finding the cause of the problem. Is the data still recoverable?<\/p>\n","protected":false},"template":"","class_list":["post-276633","topic","type-topic","status-closed","hentry"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 4.9.10 - aioseo.com -->\n\t<meta name=\"description\" content=\"ANSYS version: 19.2 Platform: Linux CentOS 7.9 CPU: AMD EPYC 7552 48-CoreHi, I&#039;m performing a thermal numerical analysis of a 2 way FSI in Workbench: Fluent (VOF, Dynamic Mesh) + Transient Structural (Elements changed into Type 226) + System Coupling. I am using 46 cores for the analysis in Fluent and 36 cores for the Mechanical APDL. 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I am using 46 cores for the analysis in Fluent and 36 cores for the Mechanical APDL. 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I am using 46 cores for the analysis in Fluent and 36 cores for the Mechanical APDL. 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I am using 46 cores for the analysis in Fluent and 36 cores for the Mechanical APDL. 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I am using 46 cores for the analysis in Fluent and 36 cores for the Mechanical APDL. 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I am using 46 cores for the analysis in Fluent and 36 cores for the Mechanical APDL. 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I am using 46 cores for the analysis in Fluent and 36 cores for the Mechanical APDL. 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