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<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>16.1. The System VM Template</title><link rel="stylesheet" type="text/css" href="Common_Content/css/default.css" /><link rel="stylesheet" media="print" href="Common_Content/css/print.css" type="text/css" /><meta name="generator" content="publican 2.8" /><meta name="package" content="Apache_CloudStack-Admin_Guide-4.0.0-incubating-en-US-1-" /><link rel="home" href="index.html" title="CloudStack Administrator's Guide" /><link rel="up" href="working-with-system-vm.html" title="Chapter 16. Working with System Virtual Machines" /><link rel="prev" href="working-with-system-vm.html" title="Chapter 16. Working with System Virtual Machines" /><link rel="next" href="multiple-system-vm-vmware.html" title="16.2. Multiple System VM Support for VMware" /></head><body><p id="title"><a class="left" href="http://cloudstack.org"><img src="Common_Content/images/image_left.png" alt="Product Site" /></a><a class="right" href="http://docs.cloudstack.org"><img src="Common_Content/images/image_right.png" alt="Documentation Site" /></a></p><ul class="docnav"><li class="previous"><a accesskey="p" href="working-with-system-vm.html"><strong>Prev</strong></a></li><li class="next"><a accesskey="n" href="multiple-system-vm-vmware.html"><strong>Next</strong></a></li></ul><div xml:lang="en-US" class="section" id="system-vm-template" lang="en-US"><div class="titlepage"><div><div><h2 class="title" id="system-vm-template">16.1. The System VM Template</h2></div></div></div><div class="para">
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The System VMs come from a single template. The System VM has the following characteristics:
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Debian 6.0 ("Squeeze"), 2.6.32 kernel with the latest security patches from the Debian security APT repository
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Has a minimal set of packages installed thereby reducing the attack surface
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32-bit for enhanced performance on Xen/VMWare
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pvops kernel with Xen PV drivers, KVM virtio drivers, and VMware tools for optimum performance on all hypervisors
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Xen tools inclusion allows performance monitoring
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Latest versions of HAProxy, iptables, IPsec, and Apache from debian repository ensures improved security and speed
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</div></li><li class="listitem"><div class="para">
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Latest version of JRE from Sun/Oracle ensures improved security and speed
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</div></li></ul></div></div><ul class="docnav"><li class="previous"><a accesskey="p" href="working-with-system-vm.html"><strong>Prev</strong>Chapter 16. Working with System Virtual Machines</a></li><li class="up"><a accesskey="u" href="#"><strong>Up</strong></a></li><li class="home"><a accesskey="h" href="index.html"><strong>Home</strong></a></li><li class="next"><a accesskey="n" href="multiple-system-vm-vmware.html"><strong>Next</strong>16.2. Multiple System VM Support for VMware</a></li></ul></body></html>
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