Last modified: 27 March 2012
Tool Name: h5perf
Syntax:
h5perf [-h | --help]
h5perf [options]

Purpose:
Tests Parallel HDF5 performance.

Description:
h5perf is a tool for testing the performance of the Parallel HDF5 Library. The tool can perform testing with 1-dimensional and 2-dimensional buffers and datasets. For details regarding data organization and access, see the “h5perf User Guide.”

The following environment variables have the following effects on h5perf behavior:
     HDF5_NOCLEANUP If set, h5perf does not remove data files.
(Default: Data files are removed.)
  HDF5_MPI_INFO Must be set to a string containing a list of semi-colon separated key=value pairs for the MPI INFO object.
Example:
  HDF5_PARAPREFIX   Sets the prefix for parallel output data files.

Options and Parameters:

Exit Status:
0 Succeeded.
>0     An error occurred.
History: