http://unmanageability.com/index.php/2006/02/10/top-10-things-that-you-must-monitor-on-any-server-to-look-for-performance-andor-scalability-issues/ Performance Within Reach Sat, 05 Jul 2008 18:42:29 +0000 hourly 1 http://wordpress.org/?v=3.0 http://unmanageability.com/index.php/2006/02/10/top-10-things-that-you-must-monitor-on-any-server-to-look-for-performance-andor-scalability-issues/comment-page-1/#comment-29 Kirk Fri, 10 Feb 2006 08:16:38 +0000 http://codeperformance.com/index.php/2006/02/10/top-10-things-that-you-must-monitor-on-any-server-to-look-for-performance-andor-scalability-issues/#comment-29 On point 2, hi system time is typically due to high level of interrupt handling or the inability of threads to consume their entire time slice resulting in a lot of context switching. Some sort of very short term lock contention without any other underlying contention issues is a typical cause of this problem. If you have an I/O bottlenecks typically will result in long response times with an inability to fully utilize the CPU. On point 2, hi system time is typically due to high level of interrupt handling or the inability of threads to consume their entire time slice resulting in a lot of context switching. Some sort of very short term lock contention without any other underlying contention issues is a typical cause of this problem. If you have an I/O bottlenecks typically will result in long response times with an inability to fully utilize the CPU.

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