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	<id>https://itgamal.app.uib.no/index.php?action=history&amp;feed=atom&amp;title=Ubuntu_cluster</id>
	<title>Ubuntu cluster - Sideversjonshistorikk</title>
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	<updated>2026-04-28T08:22:02Z</updated>
	<subtitle>Versjonshistorikk for denne siden på wikien</subtitle>
	<generator>MediaWiki 1.42.3</generator>
	<entry>
		<id>https://itgamal.app.uib.no/index.php?title=Ubuntu_cluster&amp;diff=31386&amp;oldid=prev</id>
		<title>Mihho på 19. apr. 2024 kl. 10:02</title>
		<link rel="alternate" type="text/html" href="https://itgamal.app.uib.no/index.php?title=Ubuntu_cluster&amp;diff=31386&amp;oldid=prev"/>
		<updated>2024-04-19T10:02:27Z</updated>

		<summary type="html">&lt;p&gt;&lt;/p&gt;
&lt;table style=&quot;background-color: #fff; color: #202122;&quot; data-mw=&quot;interface&quot;&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
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				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;← Eldre sideversjon&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Sideversjonen fra 19. apr. 2024 kl. 10:02&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l1&quot;&gt;Linje 1:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Linje 1:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-side-deleted&quot;&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;{{Ikke oppdatert}}&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Under følger en liten liste over de viktigste endringene relatert til cluster / regnemaskiner etter overgangen fra Fedora til Ubuntu, sommeren 2012.&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Under følger en liten liste over de viktigste endringene relatert til cluster / regnemaskiner etter overgangen fra Fedora til Ubuntu, sommeren 2012.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>Mihho</name></author>
	</entry>
	<entry>
		<id>https://itgamal.app.uib.no/index.php?title=Ubuntu_cluster&amp;diff=12082&amp;oldid=prev</id>
		<title>Kbo041: oppretter arbeidsutkast</title>
		<link rel="alternate" type="text/html" href="https://itgamal.app.uib.no/index.php?title=Ubuntu_cluster&amp;diff=12082&amp;oldid=prev"/>
		<updated>2012-06-08T14:00:58Z</updated>

		<summary type="html">&lt;p&gt;oppretter arbeidsutkast&lt;/p&gt;
&lt;p&gt;&lt;b&gt;Ny side&lt;/b&gt;&lt;/p&gt;&lt;div&gt;Under følger en liten liste over de viktigste endringene relatert til cluster / regnemaskiner etter overgangen fra Fedora til Ubuntu, sommeren 2012.&lt;br /&gt;
&lt;br /&gt;
=== OpenMPI / Mpich2 ===&lt;br /&gt;
&lt;br /&gt;
I de fleste clusterinstallasjoner installeres nå både OpenMPI og Mpich2. Disse skal i teorien ha lik syntaks, men i praksis er det endel udokumenterte forskjeller.&lt;br /&gt;
&lt;br /&gt;
Om man starter mpiexec eller mpirun vil det være OpenMPI som blir kjørt.&lt;br /&gt;
&lt;br /&gt;
Ønsker du å bruke Mpich2 kan du starte det på denne måten: mpiexec.mpich2 , på samme måte kan du eksplisitt be om OpenMPI: mpiexec.openmpi&lt;br /&gt;
&lt;br /&gt;
I OpenMPI versjon 1.3 og oppover prosessmanageren &amp;#039;mpd&amp;#039; byttet ut med &amp;#039;Hydra&amp;#039;. Hydra startes automatisk og du trenger som regel ikke å tenke noe mer over den.&lt;br /&gt;
&lt;br /&gt;
mpiexec.mpich2 -f hosts -iface eth0 -n 2 -v ./program&lt;br /&gt;
&lt;br /&gt;
[[Kategori:Sider under utvikling]]&lt;br /&gt;
&lt;br /&gt;
[[Kategori:Sider under utvikling]]&lt;/div&gt;</summary>
		<author><name>Kbo041</name></author>
	</entry>
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