procps.xml 9.7 KB

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  1. <?xml version="1.0" encoding="ISO-8859-1"?>
  2. <!DOCTYPE sect1 PUBLIC "-//OASIS//DTD DocBook XML V4.5//EN"
  3. "http://www.oasis-open.org/docbook/xml/4.5/docbookx.dtd" [
  4. <!ENTITY % general-entities SYSTEM "../general.ent">
  5. %general-entities;
  6. ]>
  7. <sect1 id="ch-system-procps" role="wrap">
  8. <?dbhtml filename="procps-ng.html"?>
  9. <sect1info condition="script">
  10. <productname>procps-ng</productname>
  11. <productnumber>&procps-ng-version;</productnumber>
  12. <address>&procps-ng-url;</address>
  13. </sect1info>
  14. <title>Procps-ng-&procps-ng-version;</title>
  15. <indexterm zone="ch-system-procps">
  16. <primary sortas="a-Procps">Procps-ng</primary>
  17. </indexterm>
  18. <sect2 role="package">
  19. <title/>
  20. <para>The Procps-ng package contains programs for monitoring processes.</para>
  21. <segmentedlist>
  22. <segtitle>&buildtime;</segtitle>
  23. <segtitle>&diskspace;</segtitle>
  24. <seglistitem>
  25. <seg>&procps-ng-ch6-sbu;</seg>
  26. <seg>&procps-ng-ch6-du;</seg>
  27. </seglistitem>
  28. </segmentedlist>
  29. </sect2>
  30. <sect2 role="installation">
  31. <title>Installation of Procps-ng</title>
  32. <para>Now prepare procps-ng for compilation:</para>
  33. <screen revision="sysv"><userinput remap="configure">./configure --prefix=/usr \
  34. --exec-prefix= \
  35. --libdir=/usr/lib \
  36. --docdir=/usr/share/doc/procps-ng-&procps-ng-version; \
  37. --disable-static \
  38. --disable-kill</userinput></screen>
  39. <screen revision="systemd"><userinput remap="configure">./configure --prefix=/usr \
  40. --exec-prefix= \
  41. --libdir=/usr/lib \
  42. --docdir=/usr/share/doc/procps-ng-&procps-ng-version; \
  43. --disable-static \
  44. --disable-kill \
  45. --with-systemd</userinput></screen>
  46. <variablelist>
  47. <title>The meaning of the configure options:</title>
  48. <varlistentry>
  49. <term><parameter>--disable-kill</parameter></term>
  50. <listitem>
  51. <para>This switch disables building the <command>kill</command>
  52. command that will be installed by the Util-linux package.</para>
  53. </listitem>
  54. </varlistentry>
  55. </variablelist>
  56. <para>Compile the package:</para>
  57. <screen><userinput remap="make">make</userinput></screen>
  58. <para>The test suite needs some custom modifications for LFS.
  59. Remove the test that fails when scripting does not use a tty device.
  60. To run the test suite, run the following commands:</para>
  61. <screen><userinput remap="test">sed -i -r 's|(pmap_initname)\\\$|\1|' testsuite/pmap.test/pmap.exp
  62. make check</userinput></screen>
  63. <para>Install the package:</para>
  64. <screen><userinput remap="install">make install</userinput></screen>
  65. <para>Finally, move essential libraries to a location that can be found if
  66. <filename class="directory">/usr</filename> is not mounted.</para>
  67. <screen><userinput remap="install">mv -v /usr/lib/libprocps.so.* /lib
  68. ln -sfv ../../lib/$(readlink /usr/lib/libprocps.so) /usr/lib/libprocps.so</userinput></screen>
  69. </sect2>
  70. <sect2 id="contents-procps" role="content">
  71. <title>Contents of Procps-ng</title>
  72. <segmentedlist>
  73. <segtitle>Installed programs</segtitle>
  74. <segtitle>Installed library</segtitle>
  75. <segtitle>Installed directories</segtitle>
  76. <seglistitem>
  77. <seg>free, pgrep, pidof, pkill, pmap, ps, pwdx, slabtop,
  78. sysctl, tload, top, uptime, vmstat, w, and watch</seg>
  79. <seg>libprocps.so</seg>
  80. <seg>/usr/include/proc and /usr/share/doc/procps-ng-&procps-ng-version;</seg>
  81. </seglistitem>
  82. </segmentedlist>
  83. <variablelist>
  84. <bridgehead renderas="sect3">Short Descriptions</bridgehead>
  85. <?dbfo list-presentation="list"?>
  86. <?dbhtml list-presentation="table"?>
  87. <varlistentry id="free">
  88. <term><command>free</command></term>
  89. <listitem>
  90. <para>Reports the amount of free and used memory (both physical and
  91. swap memory) in the system</para>
  92. <indexterm zone="ch-system-procps free">
  93. <primary sortas="b-free">free</primary>
  94. </indexterm>
  95. </listitem>
  96. </varlistentry>
  97. <varlistentry id="pgrep">
  98. <term><command>pgrep</command></term>
  99. <listitem>
  100. <para>Looks up processes based on their name and other attributes</para>
  101. <indexterm zone="ch-system-procps pgrep">
  102. <primary sortas="b-pgrep">pgrep</primary>
  103. </indexterm>
  104. </listitem>
  105. </varlistentry>
  106. <varlistentry id="pidof">
  107. <term><command>pidof</command></term>
  108. <listitem>
  109. <para>Reports the PIDs of the given programs</para>
  110. <indexterm zone="ch-system-procps pidof">
  111. <primary sortas="b-pidof">pidof</primary>
  112. </indexterm>
  113. </listitem>
  114. </varlistentry>
  115. <varlistentry id="pkill">
  116. <term><command>pkill</command></term>
  117. <listitem>
  118. <para>Signals processes based on their name and other attributes</para>
  119. <indexterm zone="ch-system-procps pkill">
  120. <primary sortas="b-pkill">pkill</primary>
  121. </indexterm>
  122. </listitem>
  123. </varlistentry>
  124. <varlistentry id="pmap">
  125. <term><command>pmap</command></term>
  126. <listitem>
  127. <para>Reports the memory map of the given process</para>
  128. <indexterm zone="ch-system-procps pmap">
  129. <primary sortas="b-pmap">pmap</primary>
  130. </indexterm>
  131. </listitem>
  132. </varlistentry>
  133. <varlistentry id="ps">
  134. <term><command>ps</command></term>
  135. <listitem>
  136. <para>Lists the current running processes</para>
  137. <indexterm zone="ch-system-procps ps">
  138. <primary sortas="b-ps">ps</primary>
  139. </indexterm>
  140. </listitem>
  141. </varlistentry>
  142. <varlistentry id="pwdx">
  143. <term><command>pwdx</command></term>
  144. <listitem>
  145. <para>Reports the current working directory of a process</para>
  146. <indexterm zone="ch-system-procps pwdx">
  147. <primary sortas="b-pwdx">pwdx</primary>
  148. </indexterm>
  149. </listitem>
  150. </varlistentry>
  151. <varlistentry id="slabtop">
  152. <term><command>slabtop</command></term>
  153. <listitem>
  154. <para>Displays detailed kernel slap cache information in real time</para>
  155. <indexterm zone="ch-system-procps slabtop">
  156. <primary sortas="b-slabtop">slabtop</primary>
  157. </indexterm>
  158. </listitem>
  159. </varlistentry>
  160. <varlistentry id="sysctl">
  161. <term><command>sysctl</command></term>
  162. <listitem>
  163. <para>Modifies kernel parameters at run time</para>
  164. <indexterm zone="ch-system-procps sysctl">
  165. <primary sortas="b-sysctl">sysctl</primary>
  166. </indexterm>
  167. </listitem>
  168. </varlistentry>
  169. <varlistentry id="tload">
  170. <term><command>tload</command></term>
  171. <listitem>
  172. <para>Prints a graph of the current system load average</para>
  173. <indexterm zone="ch-system-procps tload">
  174. <primary sortas="b-tload">tload</primary>
  175. </indexterm>
  176. </listitem>
  177. </varlistentry>
  178. <varlistentry id="top">
  179. <term><command>top</command></term>
  180. <listitem>
  181. <para>Displays a list of the most CPU intensive processes; it
  182. provides an ongoing look at processor activity in real time</para>
  183. <indexterm zone="ch-system-procps top">
  184. <primary sortas="b-top">top</primary>
  185. </indexterm>
  186. </listitem>
  187. </varlistentry>
  188. <varlistentry id="uptime">
  189. <term><command>uptime</command></term>
  190. <listitem>
  191. <para>Reports how long the system has been running, how many users are
  192. logged on, and the system load averages</para>
  193. <indexterm zone="ch-system-procps uptime">
  194. <primary sortas="b-uptime">uptime</primary>
  195. </indexterm>
  196. </listitem>
  197. </varlistentry>
  198. <varlistentry id="vmstat">
  199. <term><command>vmstat</command></term>
  200. <listitem>
  201. <para>Reports virtual memory statistics, giving information about
  202. processes, memory, paging, block Input/Output (IO), traps, and CPU
  203. activity</para>
  204. <indexterm zone="ch-system-procps vmstat">
  205. <primary sortas="b-vmstat">vmstat</primary>
  206. </indexterm>
  207. </listitem>
  208. </varlistentry>
  209. <varlistentry id="w">
  210. <term><command>w</command></term>
  211. <listitem>
  212. <para>Shows which users are currently logged on, where, and since
  213. when</para>
  214. <indexterm zone="ch-system-procps w">
  215. <primary sortas="b-w">w</primary>
  216. </indexterm>
  217. </listitem>
  218. </varlistentry>
  219. <varlistentry id="watch">
  220. <term><command>watch</command></term>
  221. <listitem>
  222. <para>Runs a given command repeatedly, displaying the first
  223. screen-full of its output; this allows a user to watch the output
  224. change over time</para>
  225. <indexterm zone="ch-system-procps watch">
  226. <primary sortas="b-watch">watch</primary>
  227. </indexterm>
  228. </listitem>
  229. </varlistentry>
  230. <varlistentry id="libprocps">
  231. <term><filename class="libraryfile">libprocps</filename></term>
  232. <listitem>
  233. <para>Contains the functions used by most programs in this
  234. package</para>
  235. <indexterm zone="ch-system-procps libprocps">
  236. <primary sortas="c-libprocps">libprocps</primary>
  237. </indexterm>
  238. </listitem>
  239. </varlistentry>
  240. </variablelist>
  241. </sect2>
  242. </sect1>