<?xml version="1.0" encoding="utf-8"?><!DOCTYPE article  PUBLIC '-//OASIS//DTD DocBook XML V4.4//EN'  'http://www.docbook.org/xml/4.4/docbookx.dtd'><article><articleinfo><title>InfolabServers2</title><revhistory><revision><revnumber>10</revnumber><date>2012-10-23 19:51:32</date><authorinitials>akrevl</authorinitials></revision><revision><revnumber>9</revnumber><date>2012-10-23 19:51:20</date><authorinitials>akrevl</authorinitials></revision><revision><revnumber>8</revnumber><date>2012-10-23 19:50:52</date><authorinitials>akrevl</authorinitials></revision><revision><revnumber>7</revnumber><date>2012-10-23 19:49:07</date><authorinitials>akrevl</authorinitials></revision><revision><revnumber>6</revnumber><date>2012-10-23 19:48:51</date><authorinitials>akrevl</authorinitials></revision><revision><revnumber>5</revnumber><date>2012-10-23 19:48:07</date><authorinitials>akrevl</authorinitials></revision><revision><revnumber>4</revnumber><date>2012-10-23 19:48:00</date><authorinitials>akrevl</authorinitials></revision><revision><revnumber>3</revnumber><date>2012-10-23 19:40:04</date><authorinitials>akrevl</authorinitials></revision><revision><revnumber>2</revnumber><date>2012-10-23 19:33:11</date><authorinitials>akrevl</authorinitials></revision><revision><revnumber>1</revnumber><date>2012-10-23 19:32:26</date><authorinitials>akrevl</authorinitials></revision></revhistory></articleinfo><section><title>Infolab Servers</title><section><title>Compute Servers</title><informaltable><tgroup cols="5"><colspec colname="col_0"/><colspec colname="col_1"/><colspec colname="col_2"/><colspec colname="col_3"/><colspec colname="col_4"/><tbody><row rowsep="1"><entry colsep="1" rowsep="1"><para> CPU cores </para></entry><entry colsep="1" rowsep="1"><para> RAM </para></entry><entry colsep="1" rowsep="1"><para> Details </para></entry><entry colsep="1" rowsep="1"><para> CPU usage </para></entry><entry colsep="1" rowsep="1"><para> RAM usage </para></entry></row><row rowsep="1"><entry colsep="1" rowsep="1"><para> <emphasis role="strong">240</emphasis> </para></entry><entry colsep="1" rowsep="1"><para> <emphasis role="strong">2392 GB</emphasis> </para></entry><entry colsep="1" rowsep="1"><para> <ulink url="http://snap.stanford.edu/moin/InfolabServers2/moin/InfolabServersMetrics#">Details</ulink> </para></entry><entry colsep="1" rowsep="1"><para> <inlinemediaobject><imageobject><imagedata fileref="http://ilmon.stanford.edu/ganglia/graph.php?g=cpu_report&amp;z=medium&amp;c=InfolabServers&amp;m=load_one&amp;r=hour&amp;s=descending&amp;hc=4&amp;mc=2"/></imageobject><textobject><phrase>http://ilmon.stanford.edu/ganglia/graph.php?g=cpu_report&amp;z=medium&amp;c=InfolabServers&amp;m=load_one&amp;r=hour&amp;s=descending&amp;hc=4&amp;mc=2</phrase></textobject></inlinemediaobject> </para></entry><entry colsep="1" rowsep="1"><para> <inlinemediaobject><imageobject><imagedata fileref="http://ilmon.stanford.edu/ganglia/graph.php?g=mem_report&amp;z=medium&amp;c=InfolabServers&amp;m=load_one&amp;r=hour&amp;s=descending&amp;hc=4&amp;mc=2"/></imageobject><textobject><phrase>http://ilmon.stanford.edu/ganglia/graph.php?g=mem_report&amp;z=medium&amp;c=InfolabServers&amp;m=load_one&amp;r=hour&amp;s=descending&amp;hc=4&amp;mc=2</phrase></textobject></inlinemediaobject> </para></entry></row></tbody></tgroup></informaltable></section><section><title>Infolab Hadoop Cluster</title><informaltable><tgroup cols="5"><colspec colname="col_0"/><colspec colname="col_1"/><colspec colname="col_2"/><colspec colname="col_3"/><colspec colname="col_4"/><tbody><row rowsep="1"><entry colsep="1" rowsep="1"><para> CPU cores </para></entry><entry colsep="1" rowsep="1"><para> RAM </para></entry><entry colsep="1" rowsep="1"><para> Details </para></entry><entry colsep="1" rowsep="1"><para> CPU usage </para></entry><entry colsep="1" rowsep="1"><para> RAM usage </para></entry></row><row rowsep="1"><entry colsep="1" rowsep="1"><para> <emphasis role="strong">256</emphasis> </para></entry><entry colsep="1" rowsep="1"><para> <emphasis role="strong">512 GB</emphasis> </para></entry><entry colsep="1" rowsep="1"><para> <ulink url="http://snap.stanford.edu/moin/InfolabServers2/moin/InfolabHadoopMetrics#">Details</ulink> </para></entry><entry colsep="1" rowsep="1"><para> <inlinemediaobject><imageobject><imagedata fileref="http://ilmon.stanford.edu/ganglia/graph.php?g=cpu_report&amp;z=medium&amp;c=InfolabHadoop&amp;m=load_one&amp;r=hour&amp;s=descending&amp;hc=4&amp;mc=2"/></imageobject><textobject><phrase>http://ilmon.stanford.edu/ganglia/graph.php?g=cpu_report&amp;z=medium&amp;c=InfolabHadoop&amp;m=load_one&amp;r=hour&amp;s=descending&amp;hc=4&amp;mc=2</phrase></textobject></inlinemediaobject> </para></entry><entry colsep="1" rowsep="1"><para> <inlinemediaobject><imageobject><imagedata fileref="http://ilmon.stanford.edu/ganglia/graph.php?g=mem_report&amp;z=medium&amp;c=InfolabHadoop&amp;m=load_one&amp;r=hour&amp;s=descending&amp;hc=4&amp;mc=2"/></imageobject><textobject><phrase>http://ilmon.stanford.edu/ganglia/graph.php?g=mem_report&amp;z=medium&amp;c=InfolabHadoop&amp;m=load_one&amp;r=hour&amp;s=descending&amp;hc=4&amp;mc=2</phrase></textobject></inlinemediaobject> </para></entry></row></tbody></tgroup></informaltable></section><section><title>Infolab Compute Cluster</title><informaltable><tgroup cols="5"><colspec colname="col_0"/><colspec colname="col_1"/><colspec colname="col_2"/><colspec colname="col_3"/><colspec colname="col_4"/><tbody><row rowsep="1"><entry colsep="1" rowsep="1"><para> CPU cores </para></entry><entry colsep="1" rowsep="1"><para> RAM </para></entry><entry colsep="1" rowsep="1"><para> Details </para></entry><entry colsep="1" rowsep="1"><para> CPU usage </para></entry><entry colsep="1" rowsep="1"><para> RAM usage </para></entry></row><row rowsep="1"><entry colsep="1" rowsep="1"><para> <emphasis role="strong">896</emphasis> </para></entry><entry colsep="1" rowsep="1"><para> <emphasis role="strong">1792 GB</emphasis> </para></entry><entry colsep="1" rowsep="1"><para> <ulink url="http://snap.stanford.edu/moin/InfolabServers2/moin/InfolabComputeMetrics#">Details</ulink> </para></entry><entry colsep="1" rowsep="1"><para> <inlinemediaobject><imageobject><imagedata fileref="http://ilmon.stanford.edu/ganglia/graph.php?g=cpu_report&amp;z=medium&amp;c=InfolabHadoop&amp;m=load_one&amp;r=hour&amp;s=descending&amp;hc=4&amp;mc=2"/></imageobject><textobject><phrase>http://ilmon.stanford.edu/ganglia/graph.php?g=cpu_report&amp;z=medium&amp;c=InfolabHadoop&amp;m=load_one&amp;r=hour&amp;s=descending&amp;hc=4&amp;mc=2</phrase></textobject></inlinemediaobject> </para></entry><entry colsep="1" rowsep="1"><para> <inlinemediaobject><imageobject><imagedata fileref="http://ilmon.stanford.edu/ganglia/graph.php?g=mem_report&amp;z=medium&amp;c=InfolabHadoop&amp;m=load_one&amp;r=hour&amp;s=descending&amp;hc=4&amp;mc=2"/></imageobject><textobject><phrase>http://ilmon.stanford.edu/ganglia/graph.php?g=mem_report&amp;z=medium&amp;c=InfolabHadoop&amp;m=load_one&amp;r=hour&amp;s=descending&amp;hc=4&amp;mc=2</phrase></textobject></inlinemediaobject> </para></entry></row></tbody></tgroup></informaltable></section><section><title>Hadoop Cluster</title><informaltable><tgroup cols="12"><colspec colname="col_0"/><colspec colname="col_1"/><colspec colname="col_2"/><colspec colname="col_3"/><colspec colname="col_4"/><colspec colname="col_5"/><colspec colname="col_6"/><colspec colname="col_7"/><colspec colname="col_8"/><colspec colname="col_9"/><colspec colname="col_10"/><colspec colname="col_11"/><tbody><row rowsep="1"><entry colsep="1" rowsep="1"><para> Server     </para></entry><entry colsep="1" rowsep="1"><para> OS          </para></entry><entry colsep="1" rowsep="1"><para> Memory [GB] </para></entry><entry colsep="1" rowsep="1"><para> CPU Type     </para></entry><entry colsep="1" rowsep="1"><para> Arch   </para></entry><entry colsep="1" rowsep="1"><para> CPU Speed </para></entry><entry colsep="1" rowsep="1"><para> CPUs </para></entry><entry colsep="1" rowsep="1"><para> Cores </para></entry><entry colsep="1" rowsep="1"><para> Threads </para></entry><entry colsep="1" rowsep="1"><para> Local Storage [TB] </para></entry><entry colsep="1" rowsep="1"><para> Login   </para></entry><entry colsep="1" rowsep="1"><para> Description </para></entry></row><row rowsep="1"><entry colsep="1" rowsep="1"><para> ilc0-ilc21 </para></entry><entry colsep="1" rowsep="1"><para> Ubuntu 10.04 </para></entry><entry colsep="1" rowsep="1"><para> 4 </para></entry><entry colsep="1" rowsep="1"><para> Core2 Q6600 </para></entry><entry colsep="1" rowsep="1"><para> 64 bit </para></entry><entry colsep="1" rowsep="1"><para> 2.4 </para></entry><entry colsep="1" rowsep="1"><para> 1 </para></entry><entry colsep="1" rowsep="1"><para> 4 </para></entry><entry colsep="1" rowsep="1"><para> 4 </para></entry><entry colsep="1" rowsep="1"><para> 3.6 </para></entry><entry colsep="1" rowsep="1"><para> Other </para></entry><entry colsep="1" rowsep="1"><para> Hadoop nodes </para></entry></row></tbody></tgroup></informaltable></section><section><title>Infrastructure Servers</title><informaltable><tgroup cols="12"><colspec colname="col_0"/><colspec colname="col_1"/><colspec colname="col_2"/><colspec colname="col_3"/><colspec colname="col_4"/><colspec colname="col_5"/><colspec colname="col_6"/><colspec colname="col_7"/><colspec colname="col_8"/><colspec colname="col_9"/><colspec colname="col_10"/><colspec colname="col_11"/><tbody><row rowsep="1"><entry colsep="1" rowsep="1"><para> Server     </para></entry><entry colsep="1" rowsep="1"><para> OS          </para></entry><entry colsep="1" rowsep="1"><para> Memory [GB] </para></entry><entry colsep="1" rowsep="1"><para> CPU Type     </para></entry><entry colsep="1" rowsep="1"><para> Arch   </para></entry><entry colsep="1" rowsep="1"><para> CPU Speed </para></entry><entry colsep="1" rowsep="1"><para> CPUs </para></entry><entry colsep="1" rowsep="1"><para> Cores </para></entry><entry colsep="1" rowsep="1"><para> Threads </para></entry><entry colsep="1" rowsep="1"><para> Local Storage [TB] </para></entry><entry colsep="1" rowsep="1"><para> Login   </para></entry><entry colsep="1" rowsep="1"><para> Description </para></entry></row><row rowsep="1"><entry colsep="1" rowsep="1"><para> <ulink url="http://snap.stanford.edu/moin/InfolabServers2/moin/il-fs-1#">il-fs-1</ulink> </para></entry><entry colsep="1" rowsep="1"><para> CentOS 5.8 </para></entry><entry colsep="1" rowsep="1"><para> 12 </para></entry><entry colsep="1" rowsep="1"><para> Xeon E5620 </para></entry><entry colsep="1" rowsep="1"><para> 64 bit </para></entry><entry colsep="1" rowsep="1"><para> 2.66 </para></entry><entry colsep="1" rowsep="1"><para> 1 </para></entry><entry colsep="1" rowsep="1"><para> 4 </para></entry><entry colsep="1" rowsep="1"><para> 8 </para></entry><entry colsep="1" rowsep="1"><para> 18 </para></entry><entry colsep="1" rowsep="1"><para> CS </para></entry><entry colsep="1" rowsep="1"><para> New file server </para></entry></row><row rowsep="1"><entry colsep="1" rowsep="1"><para> <ulink url="http://snap.stanford.edu/moin/InfolabServers2/moin/Snap#">Snap</ulink> </para></entry><entry colsep="1" rowsep="1"><para> CentOS 5.3 </para></entry><entry colsep="1" rowsep="1"><para> 8 </para></entry><entry colsep="1" rowsep="1"><para> Core2 Q9400 </para></entry><entry colsep="1" rowsep="1"><para> 64 bit </para></entry><entry colsep="1" rowsep="1"><para> 2.66 </para></entry><entry colsep="1" rowsep="1"><para> 1 </para></entry><entry colsep="1" rowsep="1"><para> 4 </para></entry><entry colsep="1" rowsep="1"><para> 4 </para></entry><entry colsep="1" rowsep="1"><para> 5.3 </para></entry><entry colsep="1" rowsep="1"><para> Infolab </para></entry><entry colsep="1" rowsep="1"><para> SNAP group's web server </para></entry></row><row rowsep="1"><entry colsep="1" rowsep="1"><para> <ulink url="http://snap.stanford.edu/moin/InfolabServers2/moin/Shark#">Shark</ulink> </para></entry><entry colsep="1" rowsep="1"><para> Fedora 8 </para></entry><entry colsep="1" rowsep="1"><para> 4 </para></entry><entry colsep="1" rowsep="1"><para> Xeon MP </para></entry><entry colsep="1" rowsep="1"><para> 32 bit </para></entry><entry colsep="1" rowsep="1"><para> 2.0 </para></entry><entry colsep="1" rowsep="1"><para> 4 </para></entry><entry colsep="1" rowsep="1"><para> 4 </para></entry><entry colsep="1" rowsep="1"><para> 8 </para></entry><entry colsep="1" rowsep="1"><para> 0.04 </para></entry><entry colsep="1" rowsep="1"><para> Infolab </para></entry><entry colsep="1" rowsep="1"><para> Remote login server </para></entry></row><row rowsep="1"><entry colsep="1" rowsep="1"><para> <ulink url="http://snap.stanford.edu/moin/InfolabServers2/moin/Skate#">Skate</ulink> </para></entry><entry colsep="1" rowsep="1"><para> Fedora 8 </para></entry><entry colsep="1" rowsep="1"><para> 4 </para></entry><entry colsep="1" rowsep="1"><para> Xeon MP </para></entry><entry colsep="1" rowsep="1"><para> 32 bit </para></entry><entry colsep="1" rowsep="1"><para> 2.0 </para></entry><entry colsep="1" rowsep="1"><para> 4 </para></entry><entry colsep="1" rowsep="1"><para> 4 </para></entry><entry colsep="1" rowsep="1"><para> 8 </para></entry><entry colsep="1" rowsep="1"><para> 0.04 </para></entry><entry colsep="1" rowsep="1"><para> Infolab </para></entry><entry colsep="1" rowsep="1"><para> ? </para></entry></row><row rowsep="1"><entry colsep="1" rowsep="1"><para> <ulink url="http://snap.stanford.edu/moin/InfolabServers2/moin/Whale#">Whale</ulink> </para></entry><entry colsep="1" rowsep="1"><para> N/A </para></entry><entry colsep="1" rowsep="1"><para> 32 </para></entry><entry colsep="1" rowsep="1"><para> Opteron 865 </para></entry><entry colsep="1" rowsep="1"><para> 64 bit </para></entry><entry colsep="1" rowsep="1"><para> 1.8 </para></entry><entry colsep="1" rowsep="1"><para> 4 </para></entry><entry colsep="1" rowsep="1"><para> 8 </para></entry><entry colsep="1" rowsep="1"><para> 8 </para></entry><entry colsep="1" rowsep="1"><para> N/A </para></entry><entry colsep="1" rowsep="1"><para> N/A </para></entry><entry colsep="1" rowsep="1"><para> Crawling server </para></entry></row><row rowsep="1"><entry colsep="1" rowsep="1"><para> <ulink url="http://snap.stanford.edu/moin/InfolabServers2/moin/Silk#">Silk</ulink> </para></entry><entry colsep="1" rowsep="1"><para> CentOS 6.3 </para></entry><entry colsep="1" rowsep="1"><para> 24 </para></entry><entry colsep="1" rowsep="1"><para> Xeon W5580 </para></entry><entry colsep="1" rowsep="1"><para> 64 bit </para></entry><entry colsep="1" rowsep="1"><para> 3.2 </para></entry><entry colsep="1" rowsep="1"><para> 4 </para></entry><entry colsep="1" rowsep="1"><para> 8 </para></entry><entry colsep="1" rowsep="1"><para> 8 </para></entry><entry colsep="1" rowsep="1"><para> N/A </para></entry><entry colsep="1" rowsep="1"><para> N/A </para></entry><entry colsep="1" rowsep="1"><para> Crawling server </para></entry></row><row rowsep="1"><entry colsep="1" rowsep="1"><para> <ulink url="http://snap.stanford.edu/moin/InfolabServers2/moin/ilvm1#">ilvm1</ulink> </para></entry><entry colsep="1" rowsep="1"><para> Vmware ESXi 5.1 </para></entry><entry colsep="1" rowsep="1"><para> 64 </para></entry><entry colsep="1" rowsep="1"><para> Xeon E5-2640 </para></entry><entry colsep="1" rowsep="1"><para> 64 bit </para></entry><entry colsep="1" rowsep="1"><para> 2.5 </para></entry><entry colsep="1" rowsep="1"><para> 2 </para></entry><entry colsep="1" rowsep="1"><para> 12 </para></entry><entry colsep="1" rowsep="1"><para> 24 </para></entry><entry colsep="1" rowsep="1"><para> 4 </para></entry><entry colsep="1" rowsep="1"><para> N/A </para></entry><entry colsep="1" rowsep="1"><para> Virtual infrastructure server 1 </para></entry></row><row rowsep="1"><entry colsep="1" rowsep="1"><para> <ulink url="http://snap.stanford.edu/moin/InfolabServers2/moin/ilvm2#">ilvm2</ulink> </para></entry><entry colsep="1" rowsep="1"><para> Vmware ESXi 5.1 </para></entry><entry colsep="1" rowsep="1"><para> 64 </para></entry><entry colsep="1" rowsep="1"><para> Xeon E5-2640 </para></entry><entry colsep="1" rowsep="1"><para> 64 bit </para></entry><entry colsep="1" rowsep="1"><para> 2.5 </para></entry><entry colsep="1" rowsep="1"><para> 2 </para></entry><entry colsep="1" rowsep="1"><para> 12 </para></entry><entry colsep="1" rowsep="1"><para> 24 </para></entry><entry colsep="1" rowsep="1"><para> 4 </para></entry><entry colsep="1" rowsep="1"><para> N/A </para></entry><entry colsep="1" rowsep="1"><para> Virtual infrastructure server 2 </para></entry></row></tbody></tgroup></informaltable><!--rule (<hr>) is not applicable to 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