https://community.intel.com/t5/Intel-Moderncode-for-Parallel/How-to-set-the-page-size-with-Intel-processor/m-p/775838#M185 Hey hello everyone,<DIV></DIV><DIV>I'm not sure it's the right place to post this question. But I cannot find somewhere better.</DIV><DIV></DIV><DIV>My processor is Intel Xeon 5620, Since I get from the Intel's developer manual that it supports page sizes from 4K-1G. In my case, I wanted to use investigate the impact of the page sizes to my program's performance. But I cannot find some way to do it. Can anyone help me by telling me how to set the page sizes on this processor?</DIV><DIV></DIV><DIV>Do I need do BIOS setup, or some OS configuration, or can just using some inline assembly in the code to set the page size?</DIV><DIV></DIV><DIV>Thank you!</DIV> Mon, 29 Nov 2010 07:43:35 GMT yeyangever 2010-11-29T07:43:35Z https://community.intel.com/t5/Intel-Moderncode-for-Parallel/How-to-set-the-page-size-with-Intel-processor/m-p/775838#M185 Hey hello everyone,<DIV></DIV><DIV>I'm not sure it's the right place to post this question. But I cannot find somewhere better.</DIV><DIV></DIV><DIV>My processor is Intel Xeon 5620, Since I get from the Intel's developer manual that it supports page sizes from 4K-1G. In my case, I wanted to use investigate the impact of the page sizes to my program's performance. But I cannot find some way to do it. Can anyone help me by telling me how to set the page sizes on this processor?</DIV><DIV></DIV><DIV>Do I need do BIOS setup, or some OS configuration, or can just using some inline assembly in the code to set the page size?</DIV><DIV></DIV><DIV>Thank you!</DIV> Mon, 29 Nov 2010 07:43:35 GMT https://community.intel.com/t5/Intel-Moderncode-for-Parallel/How-to-set-the-page-size-with-Intel-processor/m-p/775838#M185 yeyangever 2010-11-29T07:43:35Z https://community.intel.com/t5/Intel-Moderncode-for-Parallel/How-to-set-the-page-size-with-Intel-processor/m-p/775839#M186 AFAIK the OS is responsible for all the virtual memory related stuff so I guess your OS needs to support changing the page size. But I never heard of something like this. Tue, 30 Nov 2010 10:20:08 GMT https://community.intel.com/t5/Intel-Moderncode-for-Parallel/How-to-set-the-page-size-with-Intel-processor/m-p/775839#M186 Taronyu 2010-11-30T10:20:08Z