global timer {pbdMPI}

A Timing Function for SPMD Routines

Description

A timing function for use with parallel codes executed in the batch SPMD style.

Usage

comm.timer(timed, comm = .pbd_env$SPMD.CT$comm)

Arguments

timed

expression to be timed.

comm

a communicator number.

Details

Finds the min, mean, and max execution time across all independent processes executing the operation timed.

Author(s)

Drew Schmidt.

References

Programming with Big Data in R Website: https://pbdr.org/