User Guide

Contents

ring-buffer

Limit the amount of raw data to be collected by setting the timer that enables the analysis only for the last seconds before the target or collection is terminated.

Syntax

-ring-buffer
=<integer>
Arguments
<
integer
>
Timer (in sec)
Actions Modified
Description
Use the
ring-buffer
action-option to limit the amount of raw data to be collected. The option sets the timer (in sec) that enables the analysis only for the last seconds before the target or collection is terminated.
Alternate Options
data-limit
Limit the amount of raw data (in MB) to be collected.
Enable a Hotspots analysis for the last 10 seconds before the collection is terminated.
vtune -collect hotspots -ring-buffer=10 myApp

Product and Performance Information

1

Performance varies by use, configuration and other factors. Learn more at www.Intel.com/PerformanceIndex.