User Guide

  • 2021.5
  • 06/28/2021
  • Public Content

Data Transfers per Rank

Key:
-r [--transfers-per-rank]
This chart shows the amount of data transferred by each MPI rank.

Example

| Data Transfers per Rank |--------------------------------------------------------- | Rank Volume(MB) Volume(%) Transfers |--------------------------------------------------------- 0001 22604.9 47.8261 1205911 0000 22604.9 47.8261 1206193 0002 12330 26.087 657791 0003 12330 26.087 657791 0004 6164.98 13.0435 328919 0005 6164.98 13.0435 328919 0006 6164.98 13.0435 328919 0007 6164.98 13.0435 328919 |========================================================= | TOTAL 47264.9 100 2.52168e+06 | AVG 11816.2 25 630420

Chart Entries

Columns
Rows
Rank
Rank number
Volume(MB)
Amount of data sent and received by the rank (in megabytes)
Volume(%)
Percentage of amount of data sent and received by the rank
Transfers
Number of messages sent and received by the rank
TOTAL
Halved sum of all values for the
Volume(MB)
and
Transfers
columns (due to each byte being sent and received, it is counted twice), total value for the
Volume(%)
column
AVG
Average values for all columns.

Product and Performance Information

1

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