Capturing 'perf' data across mulitple files representing defined time periods

Updated -

When using perf to review event frequency during issues with a short time-frame, it is useful to capture multiple perf.data.<date> output files and associated archive data. Each output file can then represent a time-slice closely tuned to an issue's duration. Tuning perf data file size in this way can result in a more favourable signal-to-noise ratio which in tu...

Subscriber exclusive content

A Red Hat subscription provides unlimited access to our knowledgebase of over 48,000 articles and solutions.

Current Customers and Partners

Log in for full access

Log In
Close

Welcome! Check out the Getting Started with Red Hat page for quick tours and guides for common tasks.