keskiviikko 27. helmikuuta 2013

Troubleshoot performance part 8 - generic short approach

Recommended approach for performance troubleshooting

I recommend running a benchmark for an hour (or longer) and putting the following processes to run in the background. These generate reports for the next hour and five minutes once a minute. Too short intervals may affect the results.  Use the guidelines to pinpoint areas for improvement or to prove that everything runs perfectly :-)

top –b –d 60.0 –n 65 >top.out 2>&1 &
iostat –kt 60 65 >iostat.out 2>&1 &
mpstat 60 65 >mpstat.out 2>&1 &

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