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	<title>Backdrift &#187; Xen</title>
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	<link>http://backdrift.org</link>
	<description></description>
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		<title>Efficient Xen Backups Using LVM and Rsnapshot</title>
		<link>http://backdrift.org/efficient-xen-backups-using-lvm-and-rsnapshot</link>
		<comments>http://backdrift.org/efficient-xen-backups-using-lvm-and-rsnapshot#comments</comments>
		<pubDate>Sun, 25 Apr 2010 14:14:48 +0000</pubDate>
		<dc:creator>Keith</dc:creator>
				<category><![CDATA[Uncategorized]]></category>
		<category><![CDATA[backup]]></category>
		<category><![CDATA[Debian]]></category>
		<category><![CDATA[linux]]></category>
		<category><![CDATA[lvm]]></category>
		<category><![CDATA[open source]]></category>
		<category><![CDATA[redhat]]></category>
		<category><![CDATA[rsnapshot]]></category>
		<category><![CDATA[snapshot]]></category>
		<category><![CDATA[ubuntu]]></category>
		<category><![CDATA[unix]]></category>
		<category><![CDATA[Xen]]></category>

		<guid isPermaLink="false">http://backdrift.org/?p=420</guid>
		<description><![CDATA[Effectively backing up your virtual machines is a problem with a multitude of potential solutions.  Many solutions are centered around making a copy of the full volume(s) upon which your virtual machine(s) reside.  But what happens if you want to recover just a single file and not the entire VM?  And is [...]]]></description>
		<wfw:commentRss>http://backdrift.org/efficient-xen-backups-using-lvm-and-rsnapshot/feed</wfw:commentRss>
		<slash:comments>4</slash:comments>
		</item>
		<item>
		<title>Xen block iSCSI script with multipath support</title>
		<link>http://backdrift.org/xen-block-iscsi-script-with-multipath-support</link>
		<comments>http://backdrift.org/xen-block-iscsi-script-with-multipath-support#comments</comments>
		<pubDate>Tue, 27 Oct 2009 20:34:19 +0000</pubDate>
		<dc:creator>admin</dc:creator>
				<category><![CDATA[Uncategorized]]></category>
		<category><![CDATA[iSCSI]]></category>
		<category><![CDATA[linux]]></category>
		<category><![CDATA[Multipath]]></category>
		<category><![CDATA[redhat]]></category>
		<category><![CDATA[Xen]]></category>

		<guid isPermaLink="false">http://backdrift.org/?p=232</guid>
		<description><![CDATA[When connecting a server to a storage area network (SAN) its important to make certain that you&#8217;re hosts are prepared for the occasional blip in SAN connectivity.  Device mapper multipath to the rescue!  Multipath is an abstraction layer between you and the raw block devices which allows for multiple I/O paths or networks [...]]]></description>
		<wfw:commentRss>http://backdrift.org/xen-block-iscsi-script-with-multipath-support/feed</wfw:commentRss>
		<slash:comments>13</slash:comments>
		</item>
		<item>
		<title>Virtual Private Servers at Backdrift</title>
		<link>http://backdrift.org/vps</link>
		<comments>http://backdrift.org/vps#comments</comments>
		<pubDate>Mon, 19 Oct 2009 01:36:35 +0000</pubDate>
		<dc:creator>admin</dc:creator>
				<category><![CDATA[Uncategorized]]></category>
		<category><![CDATA[Hosting]]></category>
		<category><![CDATA[linux]]></category>
		<category><![CDATA[VPS]]></category>
		<category><![CDATA[Xen]]></category>

		<guid isPermaLink="false">http://backdrift.org/?p=199</guid>
		<description><![CDATA[Currently backdrift.org is running on a Xen VM.  In order to make this more affordable and better utilize the co-located hardware, we&#8217;re offering dedicated VMs for lease on the primary backdrift.org server.
$20 per month gets you:

2x AMD Opteron VCPUs @ 2.6GHz
1G RAM
100GB Disk (on underlying RAID-1)
Un-metered bandwidth on bonded T1s (3mbps burstable)

Its a great [...]]]></description>
		<wfw:commentRss>http://backdrift.org/vps/feed</wfw:commentRss>
		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>Xen PvGrub Howto</title>
		<link>http://backdrift.org/xen-pvgrub-howto</link>
		<comments>http://backdrift.org/xen-pvgrub-howto#comments</comments>
		<pubDate>Fri, 16 Oct 2009 15:49:01 +0000</pubDate>
		<dc:creator>admin</dc:creator>
				<category><![CDATA[Uncategorized]]></category>
		<category><![CDATA[CentOS]]></category>
		<category><![CDATA[Debian]]></category>
		<category><![CDATA[Grub]]></category>
		<category><![CDATA[kernel]]></category>
		<category><![CDATA[linux]]></category>
		<category><![CDATA[PVGrub]]></category>
		<category><![CDATA[redhat]]></category>
		<category><![CDATA[RHEL]]></category>
		<category><![CDATA[Xen]]></category>

		<guid isPermaLink="false">http://backdrift.org/?p=147</guid>
		<description><![CDATA[kernel = "/usr/lib/xen/boot/pv-grub-x86_32.gz"
extra = "(hd0)/boot/grub/grub.conf"
#end pvgrub

disk = [ 'phy:/dev/vg0/vm_superchunk-root,xvda1,w', \
         'phy:/dev/vg0/vm_superchunk-swap,xvda2,w' ];]]></description>
		<wfw:commentRss>http://backdrift.org/xen-pvgrub-howto/feed</wfw:commentRss>
		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>How to Hot Add/Remove Memory from a Xen Domain</title>
		<link>http://backdrift.org/xen-memory-hot-add-and-remove</link>
		<comments>http://backdrift.org/xen-memory-hot-add-and-remove#comments</comments>
		<pubDate>Thu, 19 Mar 2009 02:22:52 +0000</pubDate>
		<dc:creator>admin</dc:creator>
				<category><![CDATA[Uncategorized]]></category>
		<category><![CDATA[high availability]]></category>
		<category><![CDATA[linux]]></category>
		<category><![CDATA[Virtualization]]></category>
		<category><![CDATA[Xen]]></category>

		<guid isPermaLink="false">http://backdrift.org/dist/wordpress/?p=48</guid>
		<description><![CDATA[ Overview 
Xen 3+ supports memory &#8220;ballooning&#8221; which allows you to hot add and remove memory from a running system.   It is a nice feature and has come in handy for me on many occasions.
 Memory Hot Remove Example 
Lets say I have a virtual machine named foo which I&#8217;ve given 1024 megs [...]]]></description>
		<wfw:commentRss>http://backdrift.org/xen-memory-hot-add-and-remove/feed</wfw:commentRss>
		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>Live Migration and Synchronous Replicated Storage With Xen, DRBD and LVM</title>
		<link>http://backdrift.org/live-migration-and-synchronous-replicated-storage-with-xen-drbd-and-lvm</link>
		<comments>http://backdrift.org/live-migration-and-synchronous-replicated-storage-with-xen-drbd-and-lvm#comments</comments>
		<pubDate>Sun, 11 Jan 2009 18:09:29 +0000</pubDate>
		<dc:creator>admin</dc:creator>
				<category><![CDATA[Uncategorized]]></category>
		<category><![CDATA[drbd]]></category>
		<category><![CDATA[high availability]]></category>
		<category><![CDATA[infrastructure]]></category>
		<category><![CDATA[linux]]></category>
		<category><![CDATA[lvm]]></category>
		<category><![CDATA[redhat]]></category>
		<category><![CDATA[scalability]]></category>
		<category><![CDATA[storage]]></category>
		<category><![CDATA[systems administration]]></category>
		<category><![CDATA[unix]]></category>
		<category><![CDATA[Virtualization]]></category>
		<category><![CDATA[Xen]]></category>

		<guid isPermaLink="false">http://backdrift.org/dist/wordpress/?p=3</guid>
		<description><![CDATA[Xen LVM &#38; DRBD Overview

The Xen Hypervisor provides a great deal of flexibility and high availability options when it comes to deploying virtual machines.  One of the most attractive features it offers is called live migration.  Live migration is the ability to take a running virtual machine (&#8220;domU&#8221;) and move it from one [...]]]></description>
		<wfw:commentRss>http://backdrift.org/live-migration-and-synchronous-replicated-storage-with-xen-drbd-and-lvm/feed</wfw:commentRss>
		<slash:comments>5</slash:comments>
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