User Guide

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

Problem: Unknown Critical Error Due to Disabled Loopback Interface

Cause

When running a command line Linux* target analysis, the Intel®
VTune
Profiler
may display an error message: "
Fatal error: Unknown critical error
". One of possible reasons could be the disabled loopback interface.

Solution

Run the following command to enable the loopback interface:
ipconfig lo up
.

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