make_reduction_phase_df: Extract reduction round information from an eventselection...

In marcpaterno/timestampr: Analysis of MPI timestamp logs

Description

Each row in the returned dataframe corresponds to one call to the reduceData function, for a given block.

Usage

make_reduction_phase_df(dx)

Arguments

dx	an eventselection raw dataframe

Details

The dataframe columns are:

rank

the MPI rank on which the call was made

start

time at start of function

mid

time after end of first loop

end

time at end of the function

duration

total function duration

deq

duration of first loop (dequeue and merge)

enq

duration of second loop (enqueue)

bid

id of block on which reduceData was called

nslices

number of SliceIDs carrired by this block after the merge

round

the reduction round

Value

a tibble containing reduction phases information

marcpaterno/timestampr documentation built on Jan. 12, 2022, 6:41 a.m.