Do you know where your processor spends its time?


	Do you know where your processor spends its time?

fuzzylogic181

1-22-2008 11:33 PM

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tags:

perfomance monitoring, windows

fuzzylogic181 says:

Performance monitoring of CPU in Priviledges and User modes.

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<div style="margin: 12px 0px; font-family: arial; color: #333333; background: #ffffff; border: solid 4px #e5e5e5; width: 100%; clear: left;"><div class="CM_CTB_Content_Wrap" style="margin: 0px; padding: 0px;background-color: #ffffff;"><div style="border-bottom: solid 1px #dcdcdc; white-space: nowrap; margin-bottom: 8px; background-color: #eeeeee ;background-image: url(http://www.clipmarks.com/images/source-bg.gif); background-repeat: repeat-x; height: 24px; line-height: 24px; vertical-align: middle; padding-bottom: 4px; color: #666666; font-size: 10px;" ><a href="http://clipmarks.com/clip-to-blog/" title="see clips that are hot right now"><img src="http://content.clipmarks.com/blog_embed/0009a294-df9d-48e7-8325-01e76780bc7d/D0C56C4B-67A6-43E6-A2E2-727D290E18B3/" alt="" width="19" height="19" border="0" style="vertical-align: middle; margin: 0px 4px; display: inline; border: none; float:none;" /></a>clipped from <a title="http://blogs.technet.com/askperf/archive/2008/01/18/do-you-know-where-your-processor-spends-its-time.aspx#2756682" href="http://blogs.technet.com/askperf/archive/2008/01/18/do-you-know-where-your-processor-spends-its-time.aspx#2756682" style="font-size: 11px;">blogs.technet.com</a></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://blogs.technet.com/askperf/archive/2008/01/18/do-you-know-where-your-processor-spends-its-time.aspx#2756682"><H1 class="entryviewheading">Do you know where your processor spends its time?</H1></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://blogs.technet.com/askperf/archive/2008/01/18/do-you-know-where-your-processor-spends-its-time.aspx#2756682"><P>There are two different states to be aware of when talking about processors executing instructions: Privileged mode and User mode.  Some operating system threads and interrupts (including all device driver functions) as well as Kernel-mode threads execute in privileged mode.  User mode is where program threads from applications and services execute.  User-mode threads cannot access system memory locations and perform OS functions directly.  So looking at this in the context of our post on Processor Bottlenecks, let's take a look at the relevant Performance Monitor counters.</P></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://blogs.technet.com/askperf/archive/2008/01/18/do-you-know-where-your-processor-spends-its-time.aspx#2756682">Conversely, if the bulk of the time is spent in User mode processing, you should start looking at which individual processes are consuming the CPU.  For Privileged mode processing, you may not find a clear relationship to any specific process. </blockquote></div><div style="margin: 0px 6px 6px 4px;"><table style="font-size: 11px;border-spacing: 0px;padding: 0px;" cellpadding="0" cellspacing="0" width="100%"><tr><td style="background:transparent;border-width:0px;padding:0px;">&nbsp;</td><td align="right" style="background:transparent;border-width:0px;padding:0px;width:107px" width="107"><a href="http://clipmarks.com/share/D0C56C4B-67A6-43E6-A2E2-727D290E18B3/blog/" title="blog or email this clip"><img src="http://content9.clipmarks.com/images/c2b-foot.png" border="0" alt="blog it" width="107" height="17" style="border-width:0px;padding:0px;margin:0px;" /></a></td></tr></table></div></div>

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