User Guide

Contents

allow-multiple-runs

Enable multiple runs to achieve more precise results for hardware event-based collections.

Syntax

-allow-multiple-runs
-no-allow-multiple-runs
Default
-no-allow-multiple-runs
Actions Modified
Description
By default,
no-allow-multiple-runs
is enabled, and a
collect
or
collect-with
action performs a single analysis run. Performing multiple analysis runs can provide more precise results for hardware event-based collections. To enable event multiplexing, specify
allow-multiple-runs
.
This example runs the target application twice, collecting different events on each run.
vtune -collect hotspots -allow-multiple-runs -- /home/test/sample

Product and Performance Information

1

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