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I want to see if my process makes a lot of context switches. I also want to see how manpulating task groups affects the number of context switches.

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What OS? What version? What kernel? – Mikel May 25 '12 at 16:48
GNU/Linux 2.6.18 – luntain May 25 '12 at 17:28
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Check /proc/[pid]/status – Kevin May 25 '12 at 17:34

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pidstat(1) - Report statistics for Linux tasks. According to man pidstat it's so easy as just pidstat -w …

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