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	<title>Menéame: comentarios [1326889]</title>
	<link>http://www.meneame.net</link>
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	<pubDate>Tue, 26 Jul 2011 18:43:44 +0000</pubDate>
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		<meneame:comment_id>8824871</meneame:comment_id>
		<meneame:link_id>1326889</meneame:link_id>
		<meneame:order>10</meneame:order>
		<meneame:user>listuam</meneame:user>
		<meneame:votes>0</meneame:votes>
		<meneame:karma>9</meneame:karma>
		<meneame:url>https://www.meneame.net/story/linus-opina-sobre-user-space</meneame:url>
		<title>#10 Linus opina sobre el user space</title>
		<link>https://www.meneame.net/story/linus-opina-sobre-user-space/c010#c-10</link>
		<pubDate>Tue, 26 Jul 2011 18:43:44 +0000</pubDate>
		<dc:creator>listuam</dc:creator>
		<guid>https://www.meneame.net/story/linus-opina-sobre-user-space/c010#c-10</guid>
		<description><![CDATA[<p>gracias <a class="tooltip c:1326889-5" href="https://www.meneame.net/story/linus-opina-sobre-user-space/c05#c-5" rel="nofollow">#5</a>, el móvil cerró la sesión y al abrirla de nuevo ya no había posibilidades de editarla. Quise decir troleando.</p><p>&#187;&nbsp;autor: <strong>listuam</strong></p>]]></description>
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	<item>
		<meneame:comment_id>8823874</meneame:comment_id>
		<meneame:link_id>1326889</meneame:link_id>
		<meneame:order>9</meneame:order>
		<meneame:user>hurd</meneame:user>
		<meneame:votes>0</meneame:votes>
		<meneame:karma>8</meneame:karma>
		<meneame:url>https://www.meneame.net/story/linus-opina-sobre-user-space</meneame:url>
		<title>#9 Linus opina sobre el user space</title>
		<link>https://www.meneame.net/story/linus-opina-sobre-user-space/c09#c-9</link>
		<pubDate>Tue, 26 Jul 2011 15:36:03 +0000</pubDate>
		<dc:creator>hurd</dc:creator>
		<guid>https://www.meneame.net/story/linus-opina-sobre-user-space/c09#c-9</guid>
		<description><![CDATA[<p><img data-src="https://cdn.mnmstatic.net/v_149/img/menemojis/36/troll.png" alt=":troll:" title=":troll:" width="18" height="18" src="https://cdn.mnmstatic.net/v_149/img/g.gif" class="emoji lazy" /></p><p>&#187;&nbsp;autor: <strong>hurd</strong></p>]]></description>
	</item>

	<item>
		<meneame:comment_id>8823572</meneame:comment_id>
		<meneame:link_id>1326889</meneame:link_id>
		<meneame:order>8</meneame:order>
		<meneame:user>berzasnon</meneame:user>
		<meneame:votes>1</meneame:votes>
		<meneame:karma>18</meneame:karma>
		<meneame:url>https://www.meneame.net/story/linus-opina-sobre-user-space</meneame:url>
		<title>#8 Linus opina sobre el user space</title>
		<link>https://www.meneame.net/story/linus-opina-sobre-user-space/c08#c-8</link>
		<pubDate>Tue, 26 Jul 2011 14:50:14 +0000</pubDate>
		<dc:creator>berzasnon</dc:creator>
		<guid>https://www.meneame.net/story/linus-opina-sobre-user-space/c08#c-8</guid>
		<description><![CDATA[<p>Tampoco es para tanto, eso es apenas un 5 en el trollómetro de Linus <img data-src="https://cdn.mnmstatic.net/v_149/img/menemojis/36/lol.gif" alt="xD" title=":lol: xD" width="18" height="18" src="https://cdn.mnmstatic.net/v_149/img/g.gif" class="emoji lazy" /><br />
<br />
<a class="tooltip c:1326889-6" href="https://www.meneame.net/story/linus-opina-sobre-user-space/c06#c-6" rel="nofollow">#6</a> Linux es el núcleo de sistema operativo. Como tal tiene total acceso al hardware, y presta servicios a los demás programas a través de llamadas al sistema. No sería lógico que, por ejemplo, un editor de texto pudiera escribir lo que quisiera en la parte del disco duro que quisiera, o que pudiera acaparar toda la RAM del sistema. Para evitar problemas como ése se definen dos espacios de memoria: el <i>kernel space</i>, que es donde se ejecuta el núcleo, con sus módulos y sus drivers, y el <i>user space</i>, que es donde se ejecutan los programas de usuario (el mismo escritorio, editores de texto, navegadores de internet, reproductores de <strike>porno</strike> vídeo...).<br />
<br />
Cualquier programa que provoque un error en el <i>kernel space</i> puede provocar que la máquina se pete y haya que reiniciarla. Sin embargo, si un programa falla en el <i>user space</i> se irá a la mierda ese programa, mientras que los demás seguirán como si tal cosa.<br />
<br />
Por eso la idea es que en el <i>kernel space</i> vaya el software mínimo imprescindible, y que si algo puede ir en <i>user space</i> vaya allí (aunque se ve que Linus no es siempre de esa opinión). Puede haber motivos para escoger que un programa en concreto, pudiendo funcionar en ambos, se meta en <i>kernel space</i>; por ejemplo, si el rendimiento de ese programa es algo crítico.</p><p>&#187;&nbsp;autor: <strong>berzasnon</strong></p>]]></description>
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	<item>
		<meneame:comment_id>8823558</meneame:comment_id>
		<meneame:link_id>1326889</meneame:link_id>
		<meneame:order>7</meneame:order>
		<meneame:user>activez</meneame:user>
		<meneame:votes>0</meneame:votes>
		<meneame:karma>6</meneame:karma>
		<meneame:url>https://www.meneame.net/story/linus-opina-sobre-user-space</meneame:url>
		<title>#7 Linus opina sobre el user space</title>
		<link>https://www.meneame.net/story/linus-opina-sobre-user-space/c07#c-7</link>
		<pubDate>Tue, 26 Jul 2011 14:48:05 +0000</pubDate>
		<dc:creator>activez</dc:creator>
		<guid>https://www.meneame.net/story/linus-opina-sobre-user-space/c07#c-7</guid>
		<description><![CDATA[<p>De todo el hilo me quedo con esto:<br />
<br />
&#62; But all that said, there is still one person who has the real final word<br />
&#62; here, and he's made it clear how he feels about this type of kernel/user<br />
&#62; split.<br />
<br />
Well that's great and all - I would just emphasize we're all going to be<br />
working on this code cooperatively for a long time to come. More time<br />
spent discussing technical issues to where we can all reach a grumbling<br />
consensus will ultimately bear more fruit than appeals to the Hierarchy.</p><p>&#187;&nbsp;autor: <strong>activez</strong></p>]]></description>
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	<item>
		<meneame:comment_id>8823319</meneame:comment_id>
		<meneame:link_id>1326889</meneame:link_id>
		<meneame:order>6</meneame:order>
		<meneame:user>--23023--</meneame:user>
		<meneame:votes>0</meneame:votes>
		<meneame:karma>9</meneame:karma>
		<meneame:url>https://www.meneame.net/story/linus-opina-sobre-user-space</meneame:url>
		<title>#6 Linus opina sobre el user space</title>
		<link>https://www.meneame.net/story/linus-opina-sobre-user-space/c06#c-6</link>
		<pubDate>Tue, 26 Jul 2011 14:12:05 +0000</pubDate>
		<dc:creator>--23023--</dc:creator>
		<guid>https://www.meneame.net/story/linus-opina-sobre-user-space/c06#c-6</guid>
		<description><![CDATA[<p>q es el user space???</p><p>&#187;&nbsp;autor: <strong>--23023--</strong></p>]]></description>
	</item>

	<item>
		<meneame:comment_id>8823096</meneame:comment_id>
		<meneame:link_id>1326889</meneame:link_id>
		<meneame:order>5</meneame:order>
		<meneame:user>www.meneame.net</meneame:user>
		<meneame:votes>0</meneame:votes>
		<meneame:karma>7</meneame:karma>
		<meneame:url>https://www.meneame.net/story/linus-opina-sobre-user-space</meneame:url>
		<title>#5 Linus opina sobre el user space</title>
		<link>https://www.meneame.net/story/linus-opina-sobre-user-space/c05#c-5</link>
		<pubDate>Tue, 26 Jul 2011 13:36:02 +0000</pubDate>
		<dc:creator>www.meneame.net</dc:creator>
		<guid>https://www.meneame.net/story/linus-opina-sobre-user-space/c05#c-5</guid>
		<description><![CDATA[<p><a class="tooltip c:1326889-3" href="https://www.meneame.net/story/linus-opina-sobre-user-space/c03#c-3" rel="nofollow">#3</a>, editado el enlace. ¿Por &#34;torelando&#34; quieres decir &#34;troleando&#34;? Puedes editarlo haciendo click en el lápiz al final de la entradilla.<br />
Si otro día tienes problemas, pide ayuda en <a href="http://www.meneame.net/sneak.php" title="www.meneame.net/sneak.php" rel="nofollow">www.meneame.net/sneak.php</a></p><p>&#187;&nbsp;autor: <strong>www.meneame.net</strong></p>]]></description>
	</item>

	<item>
		<meneame:comment_id>8823087</meneame:comment_id>
		<meneame:link_id>1326889</meneame:link_id>
		<meneame:order>4</meneame:order>
		<meneame:user>--241290--</meneame:user>
		<meneame:votes>0</meneame:votes>
		<meneame:karma>7</meneame:karma>
		<meneame:url>https://www.meneame.net/story/linus-opina-sobre-user-space</meneame:url>
		<title>#4 Linus opina sobre el user space</title>
		<link>https://www.meneame.net/story/linus-opina-sobre-user-space/c04#c-4</link>
		<pubDate>Tue, 26 Jul 2011 13:34:31 +0000</pubDate>
		<dc:creator>--241290--</dc:creator>
		<guid>https://www.meneame.net/story/linus-opina-sobre-user-space/c04#c-4</guid>
		<description><![CDATA[<p>[Usuario deshabilitado]</p><p>&#187;&nbsp;autor: <strong>--241290--</strong></p>]]></description>
	</item>

	<item>
		<meneame:comment_id>8823040</meneame:comment_id>
		<meneame:link_id>1326889</meneame:link_id>
		<meneame:order>3</meneame:order>
		<meneame:user>listuam</meneame:user>
		<meneame:votes>0</meneame:votes>
		<meneame:karma>9</meneame:karma>
		<meneame:url>https://www.meneame.net/story/linus-opina-sobre-user-space</meneame:url>
		<title>#3 Linus opina sobre el user space</title>
		<link>https://www.meneame.net/story/linus-opina-sobre-user-space/c03#c-3</link>
		<pubDate>Tue, 26 Jul 2011 13:27:55 +0000</pubDate>
		<dc:creator>listuam</dc:creator>
		<guid>https://www.meneame.net/story/linus-opina-sobre-user-space/c03#c-3</guid>
		<description><![CDATA[<p>Por favor, un editor que me ayude.</p><p>&#187;&nbsp;autor: <strong>listuam</strong></p>]]></description>
	</item>

	<item>
		<meneame:comment_id>8823017</meneame:comment_id>
		<meneame:link_id>1326889</meneame:link_id>
		<meneame:order>2</meneame:order>
		<meneame:user>--51656--</meneame:user>
		<meneame:votes>1</meneame:votes>
		<meneame:karma>16</meneame:karma>
		<meneame:url>https://www.meneame.net/story/linus-opina-sobre-user-space</meneame:url>
		<title>#2 Linus opina sobre el user space</title>
		<link>https://www.meneame.net/story/linus-opina-sobre-user-space/c02#c-2</link>
		<pubDate>Tue, 26 Jul 2011 13:23:38 +0000</pubDate>
		<dc:creator>--51656--</dc:creator>
		<guid>https://www.meneame.net/story/linus-opina-sobre-user-space/c02#c-2</guid>
		<description><![CDATA[<p><a class="tooltip l:1326889" href="https://www.meneame.net/story/linus-opina-sobre-user-space" rel="nofollow">#0</a> Torelando? <img data-src="https://cdn.mnmstatic.net/v_149/img/menemojis/36/shocked.gif" alt=":-O" title=":-O" width="18" height="18" src="https://cdn.mnmstatic.net/v_149/img/g.gif" class="emoji lazy" /></p><p>&#187;&nbsp;autor: <strong>--51656--</strong></p>]]></description>
	</item>

	<item>
		<meneame:comment_id>8823016</meneame:comment_id>
		<meneame:link_id>1326889</meneame:link_id>
		<meneame:order>1</meneame:order>
		<meneame:user>--254627--</meneame:user>
		<meneame:votes>1</meneame:votes>
		<meneame:karma>11</meneame:karma>
		<meneame:url>https://www.meneame.net/story/linus-opina-sobre-user-space</meneame:url>
		<title>#1 Linus opina sobre el user space</title>
		<link>https://www.meneame.net/story/linus-opina-sobre-user-space/c01#c-1</link>
		<pubDate>Tue, 26 Jul 2011 13:23:24 +0000</pubDate>
		<dc:creator>--254627--</dc:creator>
		<guid>https://www.meneame.net/story/linus-opina-sobre-user-space/c01#c-1</guid>
		<description><![CDATA[<p><a class="tooltip l:1326889" href="https://www.meneame.net/story/linus-opina-sobre-user-space" rel="nofollow">#0</a> Se te ha colado un http:// al final del link.</p><p>&#187;&nbsp;autor: <strong>--254627--</strong></p>]]></description>
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