User Guide

  • 2022.2
  • 08/08/2022
  • Public Content
Contents

VT_timestart

double VT_timestart (void)

Description

Writes instrumentation code that works with MPI and non-MPI applications

Fortran

DOUBLE PRECISION VTTIMESTART()

Return values

Returns point in time in seconds when process started, or
VT_ERR_NOTINITIALIZED
.

Product and Performance Information

1

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