1 | <?xml version="1.0" encoding="ISO-8859-1"?>
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2 | <!DOCTYPE sect1 PUBLIC "-//OASIS//DTD DocBook XML V4.3//EN" "http://www.oasis-open.org/docbook/xml/4.3/docbookx.dtd" [
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3 | <!ENTITY % general-entities SYSTEM "../general.ent">
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4 | %general-entities;
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5 | ]>
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6 | <sect1 id="ch-system-procps" xreflabel="Procps">
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7 | <title>Procps-&procps-version;</title>
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8 | <?dbhtml filename="procps.html"?>
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9 |
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10 | <indexterm zone="ch-system-procps"><primary sortas="a-Procps">Procps</primary></indexterm>
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11 |
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12 | <para>The Procps package contains programs for monitoring processes.</para>
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13 |
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14 | <screen>&buildtime; 0.1 SBU
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15 | &diskspace; 6.2 MB</screen>
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16 |
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17 | <para>Procps installation depends on: Bash, Binutils, Coreutils, GCC, Glibc,
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18 | Make, Ncurses.</para>
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19 |
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20 |
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21 |
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22 | <sect2>
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23 | <title>Installation of Procps</title>
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24 |
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25 | <para>Compile Procps:</para>
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26 |
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27 | <screen><userinput>make</userinput></screen>
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28 |
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29 | <para>Install it:</para>
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30 |
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31 | <screen><userinput>make install</userinput></screen>
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32 |
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33 | <para>Remove a spurious library link:</para>
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34 |
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35 | <screen><userinput>rm /lib/libproc.so</userinput></screen>
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36 |
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37 | </sect2>
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38 |
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39 |
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40 | <sect2 id="contents-procps"><title>Contents of Procps</title>
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41 |
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42 | <para><emphasis>Installed programs</emphasis>: free, kill, pgrep, pkill,
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43 | pmap, ps, skill, snice, sysctl, tload, top, uptime, vmstat, w and watch</para>
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44 |
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45 | <para><emphasis>Installed library</emphasis>: libproc.so</para>
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46 |
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47 | </sect2>
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48 |
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49 |
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50 | <sect2><title>Short descriptions</title>
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51 |
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52 | <indexterm zone="ch-system-procps free"><primary sortas="b-free">free</primary></indexterm>
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53 | <para id="free"><command>free</command> reports the amount of free and used memory
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54 | in the system, both physical and swap memory.</para>
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55 |
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56 | <indexterm zone="ch-system-procps kill"><primary sortas="b-kill">kill</primary></indexterm>
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57 | <para id="kill"><command>kill</command> is used to send signals to processes.</para>
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58 |
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59 | <indexterm zone="ch-system-procps pgrep"><primary sortas="b-pgrep">pgrep</primary></indexterm>
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60 | <para id="pgrep"><command>pgrep</command> looks up processes based on their name
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61 | and other attributes.</para>
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62 |
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63 | <indexterm zone="ch-system-procps pkill"><primary sortas="b-pkill">pkill</primary></indexterm>
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64 | <para id="pkill"><command>pkill</command> signals processes based on their name
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65 | and other attributes.</para>
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66 |
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67 | <indexterm zone="ch-system-procps pmap"><primary sortas="b-pmap">pmap</primary></indexterm>
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68 | <para id="pmap"><command>pmap</command> reports the memory map of the given
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69 | process.</para>
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70 |
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71 | <indexterm zone="ch-system-procps ps"><primary sortas="b-ps">ps</primary></indexterm>
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72 | <para id="ps"><command>ps</command> gives a snapshot of the current processes.</para>
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73 |
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74 | <indexterm zone="ch-system-procps skill"><primary sortas="b-skill">skill</primary></indexterm>
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75 | <para id="skill"><command>skill</command> sends signals to processes matching the
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76 | given criteria.</para>
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77 |
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78 | <indexterm zone="ch-system-procps snice"><primary sortas="b-snice">snice</primary></indexterm>
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79 | <para id="snice"><command>snice</command> changes the scheduling priority of processes
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80 | matching the given criteria.</para>
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81 |
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82 | <indexterm zone="ch-system-procps sysctl"><primary sortas="b-sysctl">sysctl</primary></indexterm>
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83 | <para id="sysctl"><command>sysctl</command> modifies kernel parameters at run time.</para>
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84 |
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85 | <indexterm zone="ch-system-procps tload"><primary sortas="b-tload">tload</primary></indexterm>
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86 | <para id="tload"><command>tload</command> prints a graph of the current system load
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87 | average.</para>
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88 |
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89 | <indexterm zone="ch-system-procps top"><primary sortas="b-top">top</primary></indexterm>
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90 | <para id="top"><command>top</command> displays the top CPU processes. It provides
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91 | an ongoing look at processor activity in real time.</para>
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92 |
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93 | <indexterm zone="ch-system-procps uptime"><primary sortas="b-uptime">uptime</primary></indexterm>
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94 | <para id="uptime"><command>uptime</command> reports how long the system has been
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95 | running, how many users are logged on, and the system load averages.</para>
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96 |
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97 | <indexterm zone="ch-system-procps vmstat"><primary sortas="b-vmstat">vmstat</primary></indexterm>
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98 | <para id="vmstat"><command>vmstat</command> reports virtual memory statistics, giving
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99 | information about processes, memory, paging, block IO, traps, and CPU
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100 | activity.</para>
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101 |
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102 | <indexterm zone="ch-system-procps w"><primary sortas="b-w">w</primary></indexterm>
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103 | <para id="w"><command>w</command> shows which users are currently logged on,
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104 | where and since when.</para>
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105 |
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106 | <indexterm zone="ch-system-procps watch"><primary sortas="b-watch">watch</primary></indexterm>
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107 | <para id="watch"><command>watch</command> runs a given command repeatedly,
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108 | displaying the first screen-full of its output. This allows you to watch the
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109 | output change over time.</para>
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110 |
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111 | <indexterm zone="ch-system-procps libproc"><primary sortas="c-libproc">libproc</primary></indexterm>
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112 | <para id="libproc"><command>libproc</command> contains the functions used by most
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113 | programs in this package.</para>
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114 |
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115 | </sect2>
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116 |
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117 |
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118 |
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119 | </sect1>
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