Intel® VTune™ Profiler User Guide

User Guide

  • 2020
  • 06/18/2020
  • Public Content
Contents

Problem: System Functions Appear in the User Functions Only Mode

The
Call Stack Mode
 option on the filter bar is set to
Only user functions
 but system functions still appear in the result windows.

Cause

If there is a system function that has no user function calling it, the system function appears and its time is shown in the analysis result windows.

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