User Guide

  • 2020
  • 06/18/2020
  • Public Content
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

Intel's compilers may or may not optimize to the same degree for non-Intel microprocessors for optimizations that are not unique to Intel microprocessors. These optimizations include SSE2, SSE3, and SSSE3 instruction sets and other optimizations. Intel does not guarantee the availability, functionality, or effectiveness of any optimization on microprocessors not manufactured by Intel. Microprocessor-dependent optimizations in this product are intended for use with Intel microprocessors. Certain optimizations not specific to Intel microarchitecture are reserved for Intel microprocessors. Please refer to the applicable product User and Reference Guides for more information regarding the specific instruction sets covered by this notice.

Notice revision #20110804