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	<title>Backdrift &#187; redhat</title>
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	<link>http://backdrift.org</link>
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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>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>Fixing pivotroot: pivot_root(/sysroot,/sysroot/initrd) failed: 2 umount error</title>
		<link>http://backdrift.org/fixing-pivotroot-pivot_rootsysrootsysrootinitrd-failed-2-umount-error</link>
		<comments>http://backdrift.org/fixing-pivotroot-pivot_rootsysrootsysrootinitrd-failed-2-umount-error#comments</comments>
		<pubDate>Tue, 12 May 2009 18:42:48 +0000</pubDate>
		<dc:creator>admin</dc:creator>
				<category><![CDATA[Uncategorized]]></category>
		<category><![CDATA[fix]]></category>
		<category><![CDATA[initrd]]></category>
		<category><![CDATA[kernel]]></category>
		<category><![CDATA[redhat]]></category>
		<category><![CDATA[rhel3]]></category>

		<guid isPermaLink="false">http://backdrift.org/?p=133</guid>
		<description><![CDATA[So last night a RHEL3 machine at went down for patching and sadly it didn&#8217;t come back.  Here&#8217;s what was sitting on the console when I got to the console.  Nice&#8230; a kernel panic :/

pivotroot: pivot_root&#40;/sysroot,/sysroot/initrd&#41; failed: 2 umount
/initrd/proc failed: 2 Freeing ununsed kernel memory: 228k freed Kernel
panic: No init found. Try passing [...]]]></description>
		<wfw:commentRss>http://backdrift.org/fixing-pivotroot-pivot_rootsysrootsysrootinitrd-failed-2-umount-error/feed</wfw:commentRss>
		<slash:comments>1</slash:comments>
		</item>
		<item>
		<title>How to configure network bonding in Linux</title>
		<link>http://backdrift.org/howtonetworkbonding</link>
		<comments>http://backdrift.org/howtonetworkbonding#comments</comments>
		<pubDate>Sat, 14 Mar 2009 02:45:47 +0000</pubDate>
		<dc:creator>admin</dc:creator>
				<category><![CDATA[Uncategorized]]></category>
		<category><![CDATA[bonding]]></category>
		<category><![CDATA[CentOS]]></category>
		<category><![CDATA[cisco]]></category>
		<category><![CDATA[gentoo]]></category>
		<category><![CDATA[ios]]></category>
		<category><![CDATA[lacp]]></category>
		<category><![CDATA[linux]]></category>
		<category><![CDATA[networking]]></category>
		<category><![CDATA[redhat]]></category>

		<guid isPermaLink="false">http://backdrift.org/dist/wordpress/?p=12</guid>
		<description><![CDATA[(Update: Feb 5, 2010 &#8211; I even more recently obtained a Cisco IOS switch and have included the configuration bits for IOS below.)
I recently obtained a Dell PowerConnect 5224 Gigabit switch which has the ability to combine multiple twisted-pair or fiber Ethernet links into one fault-tolerant and load balanced logical link. It also appears that [...]]]></description>
		<wfw:commentRss>http://backdrift.org/howtonetworkbonding/feed</wfw:commentRss>
		<slash:comments>2</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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