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	<title>pstree &amp;laquo; WordPress.com Tag Feed</title>
	<link>http://en.wordpress.com/tag/pstree/</link>
	<description>Feed of posts on WordPress.com tagged "pstree"</description>
	<pubDate>Fri, 25 Dec 2009 18:36:40 +0000</pubDate>

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<item>
<title><![CDATA[Ferramentas que auxiliam na monitoração de processos]]></title>
<link>http://ivanix.wordpress.com/2009/01/17/ferramentas-que-auxiliam-na-monitoracao-de-processos/</link>
<pubDate>Sat, 17 Jan 2009 16:38:27 +0000</pubDate>
<dc:creator>Nix</dc:creator>
<guid>http://ivanix.wordpress.com/2009/01/17/ferramentas-que-auxiliam-na-monitoracao-de-processos/</guid>
<description><![CDATA[Em dois posts, comentei sobre os comandos ps, kill, fg, bg, nice, renice&#8230; Nesse post, quero fa]]></description>
<content:encoded><![CDATA[Em dois posts, comentei sobre os comandos ps, kill, fg, bg, nice, renice&#8230; Nesse post, quero fa]]></content:encoded>
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<title><![CDATA[Eliminar procesos "zombies" de SSH]]></title>
<link>http://yvoictra.wordpress.com/2008/11/07/eliminar_procesos_zombies_ssh/</link>
<pubDate>Fri, 07 Nov 2008 22:57:04 +0000</pubDate>
<dc:creator>yvoictra</dc:creator>
<guid>http://yvoictra.wordpress.com/2008/11/07/eliminar_procesos_zombies_ssh/</guid>
<description><![CDATA[Hay veces que con SSH se cierran mal las conexiones, y se quedan procesos abiertos (zombies) en la m]]></description>
<content:encoded><![CDATA[<div class='snap_preview'><p>Hay veces que con SSH se cierran mal las conexiones, y se quedan procesos abiertos (zombies) en la máquina que tiene el <a href="http://en.wikipedia.org/wiki/Ssh">demonio de SSH</a>.</p>
<p>Ejemplo:</p>
<p><code>#ps -ef<br />
calidad   7762  7761  0 Nov03 ?        00:00:00 [scp] &#60;defunct&#62;<br />
root      1898  2384  0 Nov03 ?        00:00:00 sshd -i -f /etc/ssh/sshd_config<br />
calidad   1913  1898  0 Nov03 ?        00:00:00 sshd -i -f /etc/ssh/sshd_config<br />
calidad   1914  1913  0 Nov03 ?        00:00:00 [scp] &#60;defunct&#62;<br />
root      4664  2384  0 Nov03 ?        00:00:00 sshd -i -f /etc/ssh/sshd_config<br />
calidad   4669  4664  0 Nov03 ?        00:00:00 sshd -i -f /etc/ssh/sshd_config<br />
calidad   4670  4669  0 Nov03 ?        00:00:00 [scp] &#60;defunct&#62;<br />
root      6344  2384  0 Nov03 ?        00:00:00 sshd -i -f /etc/ssh/sshd_config<br />
calidad   6349  6344  0 Nov03 ?        00:00:00 sshd -i -f /etc/ssh/sshd_config<br />
calidad   6350  6349  0 Nov03 ?        00:00:00 [scp] &#60;defunct&#62;</code></p>
<p>Para eliminar estas sesiones que se quedan sin cerrar correctamente, se puede enviar la señal de reinicio al proceso de SSH, por cada una de las sesiones mal cerradas:</p>
<p><code>pstree -cpal &#124; egrep [s]shd &#124; perl -lne '($i)=(/(\d+)/); `kill -1 $i`'</code></p>
<p>Con esto conseguimos que se reinicien todas las conexiones de SSH que tiene la máquina.</p>
<p>(Recuerda que hay que tener <a href="http://www.perl.org/">Perl</a> instalado para poder ejecutar el comando anterior).</p>
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<item>
<title><![CDATA[Comandos Unix para administrar sistemas]]></title>
<link>http://yvoictra.wordpress.com/2008/10/12/comandos-unix-para-administrar-sistemas/</link>
<pubDate>Sun, 12 Oct 2008 11:56:04 +0000</pubDate>
<dc:creator>yvoictra</dc:creator>
<guid>http://yvoictra.wordpress.com/2008/10/12/comandos-unix-para-administrar-sistemas/</guid>
<description><![CDATA[Hoy he descubiertos dos nuevos comandos para Unix bastante útiles a la hora de la administración de ]]></description>
<content:encoded><![CDATA[<div class='snap_preview'><p>Hoy he descubiertos dos nuevos comandos para Unix bastante útiles a la hora de la administración de un sistema:</p>
<ul>
<li><strong>pstree -cpal:</strong> Muestra de forma jerárquica los procesos que tiene el sistema corriendo.</li>
<li><strong>pstree -p 2323:</strong> Muestra la jerarquía de procesos a partir del proceso 2323.</li>
<li><strong>lsof</strong>: (ls Open Files) Muestra los descriptores de fichero que tiene el sistema abiertos, ya sean descriptores de ficheros, o conexiones de red&#8230; que UNIX las trata también como descriptores de fichero.</li>
<li><strong>watch</strong> <strong>-d</strong>: Ejecuta un comando cada X segundos, y muestra la diferencia de la salida por pantalla con respecto a la iteración anterior.</li>
</ul>
<p>Más información: <a href="http://en.wikipedia.org/wiki/Watch_(Unix)">watch</a>, <a href="http://digitalprognosis.com/blog/2008/02/14/troubleshooting-running-systems-with-lsof/">lsof</a>, <a href="http://www.linfo.org/pstree.html">pstree</a>.</p>
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<title><![CDATA[Debian : austérité = fiabilité ? pstree et demons à l'installation...]]></title>
<link>http://haveacafe.wordpress.com/2008/09/12/debian-austerite-fiabilite-pstree-et-demons-a-linstallation/</link>
<pubDate>Fri, 12 Sep 2008 12:20:15 +0000</pubDate>
<dc:creator>haveacafe</dc:creator>
<guid>http://haveacafe.wordpress.com/2008/09/12/debian-austerite-fiabilite-pstree-et-demons-a-linstallation/</guid>
<description><![CDATA[Je viens de passer un serveur dédié sur un systeme debian, après avoir essuyé un probleme de bootloa]]></description>
<content:encoded><![CDATA[<div class='snap_preview'><p>Je viens de passer un serveur dédié sur un systeme <a href="http://www.debian.org/" target="_self">debian</a>, après avoir essuyé un probleme de bootloader en tentant d&#8217;installer une ubuntu avec une <a href="http://fr.wikipedia.org/wiki/Partition_de_disque_dur#Partition_.C3.A9tendue.2C_lecteurs_logiques">partition etendue</a>&#8230; (bug de l&#8217;installateur ou probleme de l&#8217;hébergeur ?).</p>
<p>Installation sans souci.Premier réflexe: quels sont les processus qui tournent. Je tape <em>pstree</em>, qui me repond un beau &#8220;comand not found&#8221;&#8230;</p>
<p>Pour avoir <em>pstree</em> en ligne de commande sous debian, il faut installer le paquet <strong>psmisc:</strong></p>
<p>En root, il faut donc taper <strong>apt-get install psmisc</strong>, et roule ma poule.</p>
<p>Résultat des courses:</p>
<blockquote><p>init-+-acpid<br />
&#124;-atd<br />
&#124;-cron<br />
&#124;-6*[getty]<br />
&#124;-inetd<br />
&#124;-klogd<br />
&#124;-named&#8212;3*[{named}]<br />
&#124;-ntpd&#8212;ntpd<br />
&#124;-portmap<br />
&#124;-rpc.statd<br />
&#124;-sensord<br />
&#124;-snmpd<br />
&#124;-sshd&#8212;sshd&#8212;sshd&#8212;bash&#8212;su&#8212;bash&#8212;pstree<br />
&#124;-syslogd<br />
`-udevd</p></blockquote>
<p>Va falloir faire du ménage&#8230;</p>
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<title><![CDATA[Il comando "pstree"...]]></title>
<link>http://rejex.wordpress.com/2008/07/31/il-comando-pstree/</link>
<pubDate>Thu, 31 Jul 2008 11:39:06 +0000</pubDate>
<dc:creator>jp</dc:creator>
<guid>http://rejex.wordpress.com/2008/07/31/il-comando-pstree/</guid>
<description><![CDATA[Salve gente. Chi &#8220;gioca&#8221; con Linux avrà spesso utilizzato la combo ps/grep in one-liner ]]></description>
<content:encoded><![CDATA[Salve gente. Chi &#8220;gioca&#8221; con Linux avrà spesso utilizzato la combo ps/grep in one-liner ]]></content:encoded>
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<title><![CDATA[Managing Resources in Ubuntu 8.04]]></title>
<link>http://beginlinux.wordpress.com/2008/06/21/managing-resources-in-ubuntu-804/</link>
<pubDate>Sat, 21 Jun 2008 12:42:22 +0000</pubDate>
<dc:creator>beginlinux</dc:creator>
<guid>http://beginlinux.wordpress.com/2008/06/21/managing-resources-in-ubuntu-804/</guid>
<description><![CDATA[When any Linux system is operating there hundreds of processes that could be running. A basic unders]]></description>
<content:encoded><![CDATA[When any Linux system is operating there hundreds of processes that could be running. A basic unders]]></content:encoded>
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<item>
<title><![CDATA[psmisc: да разгледаме от близо стандартният пакет]]></title>
<link>http://debianbg.wordpress.com/2008/04/04/psmisc-%d0%b4%d0%b0-%d1%80%d0%b0%d0%b7%d0%b3%d0%bb%d0%b5%d0%b4%d0%b0%d0%bc%d0%b5-%d0%be%d1%82-%d0%b1%d0%bb%d0%b8%d0%b7%d0%be-%d1%81%d1%82%d0%b0%d0%bd%d0%b4%d0%b0%d1%80%d1%82%d0%bd%d0%b8%d1%8f%d1%82/</link>
<pubDate>Fri, 04 Apr 2008 15:16:53 +0000</pubDate>
<dc:creator>tonitochev</dc:creator>
<guid>http://debianbg.wordpress.com/2008/04/04/psmisc-%d0%b4%d0%b0-%d1%80%d0%b0%d0%b7%d0%b3%d0%bb%d0%b5%d0%b4%d0%b0%d0%bc%d0%b5-%d0%be%d1%82-%d0%b1%d0%bb%d0%b8%d0%b7%d0%be-%d1%81%d1%82%d0%b0%d0%bd%d0%b4%d0%b0%d1%80%d1%82%d0%bd%d0%b8%d1%8f%d1%82/</guid>
<description><![CDATA[Оригинал: «psmisc: a closer look to a standard package» Източник:http://citkit.ru/articles/699/ Авто]]></description>
<content:encoded><![CDATA[Оригинал: «psmisc: a closer look to a standard package» Източник:http://citkit.ru/articles/699/ Авто]]></content:encoded>
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<title><![CDATA[pstree (프로세스 상관관계 알기)]]></title>
<link>http://spaceufo.wordpress.com/2008/03/06/pstree-%ed%94%84%eb%a1%9c%ec%84%b8%ec%8a%a4-%ec%83%81%ea%b4%80%ea%b4%80%ea%b3%84-%ec%95%8c%ea%b8%b0/</link>
<pubDate>Thu, 06 Mar 2008 23:24:34 +0000</pubDate>
<dc:creator>spaceufo</dc:creator>
<guid>http://spaceufo.wordpress.com/2008/03/06/pstree-%ed%94%84%eb%a1%9c%ec%84%b8%ec%8a%a4-%ec%83%81%ea%b4%80%ea%b4%80%ea%b3%84-%ec%95%8c%ea%b8%b0/</guid>
<description><![CDATA[시스템에서 돌아가고 있는 프로세스들은 서로 연관성을 갖고 실행된다. 프로세스들 간의 연결 구조를 트리 형식으로 출력 [서식] &nbsp; pstree [-옵션] [프로세스 ID |]]></description>
<content:encoded><![CDATA[시스템에서 돌아가고 있는 프로세스들은 서로 연관성을 갖고 실행된다. 프로세스들 간의 연결 구조를 트리 형식으로 출력 [서식] &nbsp; pstree [-옵션] [프로세스 ID |]]></content:encoded>
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