The HDF5 h5stat Tool

h5stat

Introduction

With h5stat, you can dump stats from an HDF5 file.

Usage

h5stat [OPTIONS] file

Error Report Option

• –enable-error-stack Prints messages from the HDF5 error stack as they occur. Optional value 2 also prints file open errors, –enable-error-stack=2.

Options

• –help Print a usage message and exit
• –version Print the library version number and exit
• –file Print file information
• –filemetadata Print file space information for file's metadata
• –group Print group information
• –links=N Set the threshold for the # of links when printing information for small groups. N is an integer greater than 0. The default threshold is 10.
• –groupmetadata Print file space information for groups' metadata
• –dset Print dataset information
• –dims=N Set the threshold for the dimension sizes when printing information for small datasets. N is an integer greater than 0. The default threshold is 10.
• –dsetmetadata Print file space information for datasets' metadata
• –dtypemetadata Print datasets' datatype information
• –attribute Print attribute information
• –numattrs=N Set the threshold for the number of attributes when printing information for small number of attributes. N is an integer greater than 0. The default threshold is 10.
• –freespace Print free space information
• –summary Print summary of file space information
• –page-buffer-size=N Set the page buffer cache size, N=non-negative integers
• –s3-cred=C Supply S3 authentication information to "ros3" vfd. Accepts tuple of

  (\<aws-region\>,\<access-id\>,\<access-key\>) 

  . If absent or C =

  (,,) 

  defaults to no-authentication. Has no effect if vfd flag not set to "ros3".
• –hdfs-attrs=A Supply configuration information to Hadoop VFD. Accepts tuple of

  (\<namenode name\>,\<namenode port\>,
                   ...\<kerberos cache path\>,\<username\>,\<buffer size\>) 

  If absent or A ==

  (,,,,) 

  all default values are used. Has no effect if vfd flag is not 'hdfs'.
  If an attribute is empty, a default value will be used.