Tuesday Feb 06, 2007

Solaris - measuring the memory overhead of my process


What's the memory overhead of my Solaris process?

I'd like to know the amount of additional system memory required when my process is running. It sounds like a simple request, but standard tools like ps, prstat, top and ps don't give me the information... here's how I currently go about measuring the memory overhead of my processes.
[Read More]

Friday Oct 20, 2006

DTrace and moving/rolling averages

A client asked me the other day if DTrace could be used to maintain a moving average...

DTrace has very powerful built-in support for various kinds of aggregations, including the support for maintaining an average value, But it doesn't have direct support for maintaining a moving average. Here's how to do it...[Read More]

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nickstephen

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