Application Performance Snapshot User Guide for Linux* OS

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ID 772048
Date 10/31/2024
Public
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
Application Performance Snapshot for Performance Analysis Analyzing Applications Detailed Analyses Metrics Reference Usage Considerations and Compatibility 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 Example Chart Entries Data Transfers per Rank-to-Rank Communication Data Transfers per Rank 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

Message Sizes Summary for All Ranks

Key:-m [--message-sizes]

This charts contains summary for all message sizes. This information can be especially useful for the Intel® MPI Library internal thresholds tuning.

Example 

| Message Sizes summary for all ranks
|-----------------------------------------------------------------------------------------------------
| Message size(B)       Volume(MB)        Volume(%)        Transfers        Time(sec)          Time(%)
|-----------------------------------------------------------------------------------------------------
                0             0.00             0.00          1353910            11.36            42.94
                4             0.80             0.00           209360             4.83            18.26
          4194304          8148.00            12.12             2037             1.59             6.01
            65536          7766.06            11.55           124257             1.14             4.29
          2097152          7954.00            11.83             3977             1.10             4.17
           131072          7772.12            11.56            62177             1.09             4.13
           262144          7784.25            11.58            31137             1.07             4.04
          1048576          7857.00            11.69             7857             1.06             4.01
           524288          7808.50            11.62            15617             1.05             3.95
            32768          6065.53             9.02           194097             0.68             2.58
            16384          3032.77             4.51           194097             0.40             1.51
| [filtered out 15 lines]
|=====================================================================================================
| TOTAL                   67220.46           100.00          4394694            26.46           100.00

Chart Entries

Columns
Rows
Message size(B) Message size (in bytes)
Volume(MB) Amount of data transferred by messages of this size (in megabytes)
Volume(%) Percentage of amount of data transferred by messages of this size
Transfers Number of messages of this size
Time(sec) Total transfer time of messages of this size (in seconds)
Time(%) Percentage of transfer time of messages of this size
TOTAL Total values for all columns
Parent topic: Analysis Charts
Level Two Title