{"id":179002,"date":"2023-08-25T12:15:44","date_gmt":"2023-08-25T12:15:44","guid":{"rendered":"\/knowledge\/forums\/topic\/cache-flushing-flag-option-cflush-leads-to-a-crash-during-grid-building-process\/"},"modified":"2023-08-25T12:15:44","modified_gmt":"2023-08-25T12:15:44","slug":"cache-flushing-flag-option-cflush-leads-to-a-crash-during-grid-building-process","status":"publish","type":"topic","link":"https:\/\/innovationspace.ansys.com\/knowledge\/forums\/topic\/cache-flushing-flag-option-cflush-leads-to-a-crash-during-grid-building-process\/","title":{"rendered":"cache flushing flag option -cflush leads to a crash during grid building process"},"content":{"rendered":"<p>This is known issue on large memory linux machines. To workaround the issue ANSYS development has prepared a small patch to apply to existing installation which will allow the -cflush flag to invoke a separate process, before fluent execution. This will be default mechanism for future releases, but can be applied as a patch on 17.x installations.  KEYWORDS: Parallel, Performance, cache, flushing<\/p>\n<p>Attachments:<br \/>\n1. <a href=https:\/\/ansys13.ansys.com\/KnowledgeArticles\/Phase-3\/2043527\/2043527.zip>2043527.zip<\/a><br \/>\n2. <a href= https:\/\/ansys13.ansys.com\/KnowledgeArticles\/Phase-3\/2043527\/2043527_Fix_for_run_to_run_performance_issue-cflush.pdf>2043527_Fix_for_run_to_run_performance_issue-cflush.pdf<\/a><br \/>\n2. <a href= https:\/\/ansys13.ansys.com\/KnowledgeArticles\/Phase-3\/2043527\/2043527_README_INSTALL.pdf>2043527_README_INSTALL.pdf<\/a><\/p>\n","protected":false},"template":"","class_list":["post-179002","topic","type-topic","status-publish","hentry","topic-tag-17-2","topic-tag-fluent","topic-tag-fluid-dynamics","topic-tag-general-fluent","topic-tag-parallel"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 4.9.10 - aioseo.com -->\n\t<meta name=\"description\" content=\"This is known issue on large memory linux machines. 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