Collaboration Summit 2013 - Linux Perf Tools: Overview and Current Developments
1,799 views · Published 20 April 2013 · 38:24 · Indexed 25 October 2026
Channel: The Linux Foundation · 2013 · Science & Technology
The Linux Foundation Collaboration Summit 2013 San Francisco, California Linux Perf Tools: Overview and Current Developments By Arnaldo Carvalho De Melo & Jiri Olsa This presentation will give an overview and current development stateof several new perf features, like: Perf diff enhancements: describing newly added computation data comparison methods ratio, delta and weighted diff plus introducing multiple perf data file comparison Group leader sampling: Describing new way of getting group's samples Callchains DWARF unwind: Moving towards libdwarf Default precise event setup: Forcing precise event profiling whenever possible Interval stat plotting: The stat command can now print event deltas at regular time interval. We will describe above features in detail and provide practical usage examples. In addition, this session will cover some 'want to have' features for the future, like: Event toggling event, Non-architectural events support the trace event library integration.
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