Application Performance Snapshot User Guide for Linux* OS

Download PDF
ID 772048
Date 11/07/2023
Public

A newer version of this document is available. Customers should click here to go to the newest version.

Document Table of Contents
Document Table of Contents x
Application Performance Snapshot User's Guide for Linux* OS
Application Performance Snapshot User's Guide for Linux* OS x
Introducing Application Performance Snapshot Analyzing Applications Detailed Analyses Metrics Reference Known Issues and Limitations Notices and Disclaimers
Analyzing Applications x
Controlling Amount of Collected Data
Detailed Analyses x
Common Analyses MPI Analyses Outlier Detection
MPI Analyses x
Analysis Charts Filtering Capabilities Region Control with MPI_Pcontrol Creating Configuration File for Intel® Trace Collector
Analysis Charts x
Function Summary for All Ranks MPI Time per Rank Message Sizes Summary for All Ranks Data Transfers per Rank-to-Rank Communication Data Transfers per Rank Example Chart Entries Data Transfers per Function Node-to-Node Data Transfers Communicator List Detailed Information for Specific Ranks
Filtering Capabilities x
Filtering by Key Metric Filtering by Number of Lines Using Filter Combinations
Application Performance Snapshot User's Guide for Linux* OS

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.
Parent topic: Analysis Charts
Level Two Title