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2.8 KiB
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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>16.5. Secondary Storage VM</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="virtual-router.html" title="16.4. Virtual Router" /><link rel="next" href="sys-reliability-and-ha.html" title="Chapter 17. System Reliability and High Availability" /></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="virtual-router.html"><strong>Prev</strong></a></li><li class="next"><a accesskey="n" href="sys-reliability-and-ha.html"><strong>Next</strong></a></li></ul><div xml:lang="en-US" class="section" id="secondary-storage-vm" lang="en-US"><div class="titlepage"><div><div><h2 class="title" id="secondary-storage-vm">16.5. Secondary Storage VM</h2></div></div></div><div class="para">
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In addition to the hosts, CloudStack’s Secondary Storage VM mounts and writes to secondary storage.
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Submissions to secondary storage go through the Secondary Storage VM. The Secondary Storage VM can retrieve templates and ISO images from URLs using a variety of protocols.
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The secondary storage VM provides a background task that takes care of a variety of secondary storage activities: downloading a new template to a Zone, copying templates between Zones, and snapshot backups.
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The administrator can log in to the secondary storage VM if needed.
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</div></div><ul class="docnav"><li class="previous"><a accesskey="p" href="virtual-router.html"><strong>Prev</strong>16.4. Virtual Router</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="sys-reliability-and-ha.html"><strong>Next</strong>Chapter 17. System Reliability and High Availabil...</a></li></ul></body></html>
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