tsx-hotspots Command Line Analysis

Note

This analysis is deprecated in GUI and available from command line only.

TSX Hotspots analysis type uses hardware event-based sampling collection and is targeted for the Intel® processors supporting Intel Transactional Synchronization Extensions (Intel TSX). This analysis type uses the UOPS_RETIRED.ALL_PS hardware event that emulates precise clockticks and helps identify performance-critical program units inside transactions.

Syntax

$ amplxe-cl -collect tsx-hotspots [-knob <knobName=knobValue>] [--] <target>

Knobs: sampling-interval, enable-stack-collection.

Note

For the most current information on available knobs (configuration options) for the TSX Hotspots analysis, enter:

$ amplxe-cl -help collect tsx-hotspots

Example

This example shows how to run the TSX Hotspots analysis on a Linux* myApplication with enabled call stacks and thread context switches advanced collection:

$ amplxe-cl -collect tsx-hotspots -knob enable-stack-collection=true -- home/test/myApplication

What's Next

When the data collection is complete, do one of the following to view the result:

For more complete information about compiler optimizations, see our Optimization Notice.
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