https://community.intel.com/t5/Intel-Moderncode-for-Parallel/MONITOR-MWAIT-problem/m-p/883131#M3422 Hello,<BR /><BR />I am trying to implement MONITOR/MWAIT in Linux user space but I always get Illegal Instructions when I try to run it. Does anyone willing to share their MONITOR/MWAIT implementation? Thu, 11 Jun 2009 00:54:27 GMT ntjioe29 2009-06-11T00:54:27Z https://community.intel.com/t5/Intel-Moderncode-for-Parallel/MONITOR-MWAIT-problem/m-p/883131#M3422 Hello,<BR /><BR />I am trying to implement MONITOR/MWAIT in Linux user space but I always get Illegal Instructions when I try to run it. Does anyone willing to share their MONITOR/MWAIT implementation? Thu, 11 Jun 2009 00:54:27 GMT https://community.intel.com/t5/Intel-Moderncode-for-Parallel/MONITOR-MWAIT-problem/m-p/883131#M3422 ntjioe29 2009-06-11T00:54:27Z https://community.intel.com/t5/Intel-Moderncode-for-Parallel/MONITOR-MWAIT-problem/m-p/883132#M3423 <BR />You mayget somehelp from article <A href="http://software.intel.com/en-us/articles/how-to-use-the-monitor-and-mwait-streaming-simd-extensions-3-instructions/" target="_blank">http://software.intel.com/en-us/articles/how-to-use-the-monitor-and-mwait-streaming-simd-extensions-3-instructions/</A>. Thu, 11 Jun 2009 05:13:29 GMT https://community.intel.com/t5/Intel-Moderncode-for-Parallel/MONITOR-MWAIT-problem/m-p/883132#M3423 Om_S_Intel 2009-06-11T05:13:29Z https://community.intel.com/t5/Intel-Moderncode-for-Parallel/MONITOR-MWAIT-problem/m-p/883133#M3424 <DIV style="margin:0px;"> <DIV id="quote_reply" style="width: 100%; margin-top: 5px;"> <DIV style="margin-left:2px;margin-right:2px;">Quoting - <A href="https://community.intel.com/en-us/profile/431593">ntjioe29</A></DIV> <DIV style="background-color:#E5E5E5; padding:5px;border: 1px; border-style: inset;margin-left:2px;margin-right:2px;"><EM>Hello,<BR /><BR />I am trying to implement MONITOR/MWAIT in Linux user space but I always get Illegal Instructions when I try to run it. Does anyone willing to share their MONITOR/MWAIT implementation?</EM></DIV> </DIV> </DIV> <BR />From my experience they are usually just prohibited in user-space, like CLI/STI.<BR /><BR /> Thu, 11 Jun 2009 11:38:26 GMT https://community.intel.com/t5/Intel-Moderncode-for-Parallel/MONITOR-MWAIT-problem/m-p/883133#M3424 Dmitry_Vyukov 2009-06-11T11:38:26Z