Parallel Performance Wizard

Parallel Performance Wizard (or PPW, for short) is a performance analysis tool designed for UPC and SHMEM programs.

The tool features an easy-to-use interface and tight integration with GAS programming models via the GASP interface.

Usage: ppwrun [opts] [program]
Run a program, setting up PPW environment variables

Profile options:
--comm-stats Enable communication stats
--line-comm-stats Enable detailed communication stats (per line)
--papi-metrics=LIST Comma-separated list of PAPI metrics to collect

Tracing options:
--trace Enable collection of trace data
--trace-buffer=N Set trace buffer size to N bytes

General options:
--bash Show bash commands for experiment setup and exit
--csh Show csh commands for experiment setup and exit
--disable Disable all performance data collection
--help Display this message
--output=FILE Set performance data filename to FILE

Example:
ppwrun --output=data.par --papi-metrics=PAPI_FP_OPS upcrun ...

What is new in this release:

• This version adds several improvements related to data handling in the PPW backend, SGI UPC support, and a number of bugfixes.

What is new in version 1.2:

• Assorted fixes and minor updates.