1Unix::Statgrab::sg_cpu_UssteartsC(o3n)tributed Perl DocuUmneinxt:a:tSitoantgrab::sg_cpu_stats(3)
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NAME

6       Unix::Statgrab::sg_cpu_stats - container for libstatgrab CPU statistics
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DESCRIPTION

9       "Unix::Statgrab::sg_cpu_stats" is a Perl package name providing
10       accessors to bundled libstatgrab sg_cpu_stats <http://www.i-
11       scream.org/libstatgrab/docs/sg_get_cpu_stats.3.html> data collection.
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METHODS

14   nentries
15       Returns the number of entries in the container.
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17   systime
18       Returns the seconds since Epoch (0:00:00 on January, 1st 1970) of the
19       time measure the CPU statistics.
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21   as_list
22       Deprecated alias of "fetchall_hash"
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24   fetchall_hash
25       Returns all records from sg_cpu_stats <http://www.i-
26       scream.org/libstatgrab/docs/sg_get_cpu_stats.3.html> container as list
27       of hash containing each datum name as key and the datum as value.
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29   fetchall_array
30       Returns all records from sg_cpu_stats <http://www.i-
31       scream.org/libstatgrab/docs/sg_get_cpu_stats.3.html> container as list
32       of arrays containing the values in following order:
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34         (user kernel idle iowait swap nice total
35          context_switches voluntary_context_switches involuntary_context_switches
36          syscalls interrupts soft_interrupts
37          systime)
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39       in that order without leading headline.
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41   fetchall_table
42       Returns all records from sg_cpu_stats <http://www.i-
43       scream.org/libstatgrab/docs/sg_get_cpu_stats.3.html> container as list
44       of arrays containing the values in following order:
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46         (user kernel idle iowait swap nice total
47          context_switches voluntary_context_switches involuntary_context_switches
48          syscalls interrupts soft_interrupts
49          systime)
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51       in that order including leading headline.
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53   fetchrow_arrayref($row = 0)
54       Returns one row as array containing values as above.
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56   fetchall_arrayref
57       Returns all records from sg_cpu_stats <http://www.i-
58       scream.org/libstatgrab/docs/sg_get_cpu_stats.3.html> container as array
59       of arrays without header.
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61   fetchrow_hashref($row = 0)
62       Returns one row as hash containing "{ user => $self.user($row), kernel
63       => ... }".
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65   fetchall_hashref
66       Returns all records from sg_cpu_stats <http://www.i-
67       scream.org/libstatgrab/docs/sg_get_cpu_stats.3.html> container as array
68       of hashes.
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70   colnames
71       Returns list of column names: "(user kernel idle iowait swap nice total
72       context_switches voluntary_context_switches
73       involuntary_context_switches syscalls interrupts soft_interrupts
74       systime)"
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76   user
77       Clock ticks in user mode
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79   kernel
80       Clock ticks in kernel mode
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82   idle
83       Clock ticks while idle
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85   iowait
86       Clock ticks while waiting for outstanding I/O
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88   swap
89       Clock ticks while waiting for swap
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91   nice
92       Clock ticks in user mode with nice priority
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94   total
95       Overall clock ticks
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97   context_switches
98       Overall Context switches
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100   voluntary_context_switches
101       Voluntary context switches (See sched_yield(2)
102       <http://pubs.opengroup.org/onlinepubs/9699919799/functions/sched_yield.html>)
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104   involuntary_context_switches
105       Involuntary context switches
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107   syscalls
108       Number of syscalls
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110   interrupts
111       Amount of interrupts happened
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113   soft_interrupts
114       Amount of software triggered interrupts
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116   get_cpu_stats_diff
117       Provides the difference between the last measurement and the recent
118       one.
119
120         $recent->get_cpu_stats_diff($last);
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122   get_cpu_percents
123       Provides a percentage representation of the single cpu ticks measured.
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AUTHOR

126       Jens Rehsack, <rehsack AT cpan.org>
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129       Copyright (C) 2012-2018 by Jens Rehsack
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131       This library is free software; you can redistribute it and/or modify it
132       under the terms of the GNU Lesser General Public License as published
133       by the Free Software Foundation; either version 2.1 of the License, or
134       (at your option) any later version.
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138perl v5.34.0                      2022-01-21   Unix::Statgrab::sg_cpu_stats(3)
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