Unix::Statgrab::sg_disk_io_stats(3)

NAME
Unix::Statgrab::sg_disk_io_stats - container for libstatgrab disk I/O statistics

DESCRIPTION
"Unix::Statgrab::sg_disk_io_stats" is a Perl package name providing accessors to bundled libstatgrab sg_disk_io_stats <http://www.i-scream.org/libstatgrab/docs/sg_get_disk_io_stats.3.html> disk I/O statistics.

METHODS

  nentries
Returns the number of entries in the container.

  systime
Returns the seconds since Epoch (0:00:00 on January, 1st 1970) of the time measure the disk I/O statistics.

  as_list
Deprecated alias of "fetchall_hash"

  fetchall_hash
Returns all records from sg_disk_io_stats <http://www.i-scream.org/libstatgrab/docs/sg_get_disk_io_stats.3.html> container as list of hash containing each datum name as key and the datum as value.

  fetchall_array
Returns all records from sg_disk_io_stats <http://www.i-scream.org/libstatgrab/docs/sg_get_disk_io_stats.3.html> container as list of arrays containing the values in following order:

  (disk_name read_bytes write_bytes systime)

in that order without leading headline.

  fetchall_table
Returns all records from sg_disk_io_stats <http://www.i-scream.org/libstatgrab/docs/sg_get_disk_io_stats.3.html> container as list of arrays containing the values in following order:

  (disk_name read_bytes write_bytes systime)

in that order including leading headline.

  fetchrow_arrayref($row = 0)
Returns one row as array containing values as above.

  fetchall_arrayref
Returns all records from sg_disk_io_stats <http://www.i-scream.org/libstatgrab/docs/sg_get_disk_io_stats.3.html> container as array of arrays without header.

  fetchrow_hashref($row = 0)
Returns one row as hash containing "{ disk_name => $self.disk_name($row), read_bytes => ... }".

  fetchall_hashref
Returns all records from sg_disk_io_stats <http://www.i-scream.org/libstatgrab/docs/sg_get_disk_io_stats.3.html> container as array of hashes.

  colnames
Returns list of column names: "(disk_name read_bytes write_bytes systime)"

  disk_name
Name of the disk device of the I/O statistics

  read_bytes
Bytes read from disk

  write_bytes
Bytes written to disk

  get_disk_io_stats_diff
Provides the difference between the last measurement and the recent one.

  $recent->get_disk_io_stats_diff($last);

AUTHOR
Jens Rehsack, <rehsack AT cpan.org>

COPYRIGHT AND LICENSE
Copyright (C) 2012-2018 by Jens Rehsack

This library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version.