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	<title>Backdrift &#187; Uncategorized</title>
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	<link>http://backdrift.org</link>
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		<title>How To Create OOM Killer Exceptions in Linux</title>
		<link>http://backdrift.org/how-to-create-oom-killer-exceptions</link>
		<comments>http://backdrift.org/how-to-create-oom-killer-exceptions#comments</comments>
		<pubDate>Wed, 19 Oct 2011 18:59:21 +0000</pubDate>
		<dc:creator>Keith</dc:creator>
				<category><![CDATA[Uncategorized]]></category>
		<category><![CDATA[bash]]></category>
		<category><![CDATA[cron]]></category>
		<category><![CDATA[Debian]]></category>
		<category><![CDATA[killer]]></category>
		<category><![CDATA[linux]]></category>
		<category><![CDATA[memory]]></category>
		<category><![CDATA[oom]]></category>
		<category><![CDATA[out of memory]]></category>
		<category><![CDATA[redhat]]></category>
		<category><![CDATA[scripting]]></category>
		<category><![CDATA[shell]]></category>
		<category><![CDATA[sysadmin]]></category>
		<category><![CDATA[troubleshooting]]></category>
		<category><![CDATA[ubuntu]]></category>
		<category><![CDATA[unix]]></category>

		<guid isPermaLink="false">http://backdrift.org/?p=1426</guid>
		<description><![CDATA[When a linux machine runs extremely low on memory the kernel begins deciding which processes it thinks are least important and starts killing them off in order to keep the processes it thinks are more important running. Unfortunately, the kernel OOM (out of memory) killer rarely makes the right decision, and your system is usually [...]]]></description>
		<wfw:commentRss>http://backdrift.org/how-to-create-oom-killer-exceptions/feed</wfw:commentRss>
		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>wwt (Wiimms WBFS Tool) Usage Examples</title>
		<link>http://backdrift.org/wwt-wiimms-wbfs-tool-usage-examples</link>
		<comments>http://backdrift.org/wwt-wiimms-wbfs-tool-usage-examples#comments</comments>
		<pubDate>Sat, 15 Oct 2011 00:52:20 +0000</pubDate>
		<dc:creator>Keith</dc:creator>
				<category><![CDATA[Uncategorized]]></category>

		<guid isPermaLink="false">http://backdrift.org/?p=1402</guid>
		<description><![CDATA[It took me a bit of trial and error to get this tool to do exactly what I wanted, so here are a few quick examples that hopefully will save you some time. Updating the WBFS partition Copy everything in the /source/path directory to the wbfs partition (auto detected) that doesn&#8217;t already exist on the [...]]]></description>
		<wfw:commentRss>http://backdrift.org/wwt-wiimms-wbfs-tool-usage-examples/feed</wfw:commentRss>
		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>Time Management For Recovering Sysadmins</title>
		<link>http://backdrift.org/time-management-for-recovering-sysadmins</link>
		<comments>http://backdrift.org/time-management-for-recovering-sysadmins#comments</comments>
		<pubDate>Wed, 22 Jun 2011 03:58:47 +0000</pubDate>
		<dc:creator>Keith</dc:creator>
				<category><![CDATA[Uncategorized]]></category>
		<category><![CDATA[advice]]></category>
		<category><![CDATA[concentration]]></category>
		<category><![CDATA[interrupts]]></category>
		<category><![CDATA[linux]]></category>
		<category><![CDATA[management]]></category>
		<category><![CDATA[puppet]]></category>
		<category><![CDATA[sysadmin]]></category>
		<category><![CDATA[time]]></category>
		<category><![CDATA[tips]]></category>
		<category><![CDATA[unix]]></category>

		<guid isPermaLink="false">http://backdrift.org/?p=1169</guid>
		<description><![CDATA[Everybody has heard the usual time management lecture; plan your day in advance, work from a list, don&#8217;t multitask. All fine and good, but this advice doesn&#8217;t really address the constant interruptions that sysadmins deal with. Let&#8217;s be honest, it&#8217;s really hard to focus on getting shit done while you&#8217;re constantly being pinged for help [...]]]></description>
		<wfw:commentRss>http://backdrift.org/time-management-for-recovering-sysadmins/feed</wfw:commentRss>
		<slash:comments>3</slash:comments>
		</item>
		<item>
		<title>What Could Have Saved Dropbox?</title>
		<link>http://backdrift.org/what-could-have-saved-dropbox</link>
		<comments>http://backdrift.org/what-could-have-saved-dropbox#comments</comments>
		<pubDate>Tue, 21 Jun 2011 19:40:52 +0000</pubDate>
		<dc:creator>Keith</dc:creator>
				<category><![CDATA[Uncategorized]]></category>
		<category><![CDATA[auth]]></category>
		<category><![CDATA[authentication]]></category>
		<category><![CDATA[bug]]></category>
		<category><![CDATA[dev]]></category>
		<category><![CDATA[devops]]></category>
		<category><![CDATA[dropbox]]></category>
		<category><![CDATA[file]]></category>
		<category><![CDATA[security]]></category>
		<category><![CDATA[sysadmin]]></category>
		<category><![CDATA[web]]></category>

		<guid isPermaLink="false">http://backdrift.org/?p=1165</guid>
		<description><![CDATA[Well, the cat is out of the bag. Dropbox has announced that they accidentally introduced (and then quickly remediated) a bug that had disabled authentication. This left the front door wide open to all of their 25+ million accounts for a few hours. Certainly a big mistake, but this makes me wonder. Is this the [...]]]></description>
		<wfw:commentRss>http://backdrift.org/what-could-have-saved-dropbox/feed</wfw:commentRss>
		<slash:comments>2</slash:comments>
		</item>
		<item>
		<title>Freeing Disk Space in Linux</title>
		<link>http://backdrift.org/freeing-disk-space-in-linux</link>
		<comments>http://backdrift.org/freeing-disk-space-in-linux#comments</comments>
		<pubDate>Tue, 14 Jun 2011 21:42:01 +0000</pubDate>
		<dc:creator>Keith</dc:creator>
				<category><![CDATA[Uncategorized]]></category>
		<category><![CDATA[amazon]]></category>
		<category><![CDATA[cloud]]></category>
		<category><![CDATA[Debian]]></category>
		<category><![CDATA[disk]]></category>
		<category><![CDATA[ec2]]></category>
		<category><![CDATA[ext]]></category>
		<category><![CDATA[ext2]]></category>
		<category><![CDATA[ext3]]></category>
		<category><![CDATA[ext4]]></category>
		<category><![CDATA[filesystem]]></category>
		<category><![CDATA[linux]]></category>
		<category><![CDATA[nas]]></category>
		<category><![CDATA[redhat]]></category>
		<category><![CDATA[RHEL]]></category>
		<category><![CDATA[san]]></category>
		<category><![CDATA[space]]></category>
		<category><![CDATA[storage]]></category>
		<category><![CDATA[sysadmin]]></category>
		<category><![CDATA[ubuntu]]></category>
		<category><![CDATA[unix]]></category>

		<guid isPermaLink="false">http://backdrift.org/?p=1150</guid>
		<description><![CDATA[Did you know that most filesystems reserve a percentage of the available free space as an emergency reserve for when the disk becomes full? This is a great safety mechanism if you&#8217;re running critical applications or database, but in many cases all this reserved space winds up going to waste. Especially so in the case [...]]]></description>
		<wfw:commentRss>http://backdrift.org/freeing-disk-space-in-linux/feed</wfw:commentRss>
		<slash:comments>2</slash:comments>
		</item>
		<item>
		<title>Converting Windows Guests From VMWare ESX to KVM With Virtio Drivers</title>
		<link>http://backdrift.org/converting-windows-guests-from-vmware-esx-to-kvm-with-virtio-drivers</link>
		<comments>http://backdrift.org/converting-windows-guests-from-vmware-esx-to-kvm-with-virtio-drivers#comments</comments>
		<pubDate>Fri, 10 Jun 2011 08:12:47 +0000</pubDate>
		<dc:creator>Keith</dc:creator>
				<category><![CDATA[Uncategorized]]></category>
		<category><![CDATA[0x7b]]></category>
		<category><![CDATA[2003]]></category>
		<category><![CDATA[2k3]]></category>
		<category><![CDATA[blue screen]]></category>
		<category><![CDATA[bsod]]></category>
		<category><![CDATA[CentOS]]></category>
		<category><![CDATA[conversion]]></category>
		<category><![CDATA[esx]]></category>
		<category><![CDATA[kvm]]></category>
		<category><![CDATA[libvirt]]></category>
		<category><![CDATA[linux]]></category>
		<category><![CDATA[mergeide]]></category>
		<category><![CDATA[migration]]></category>
		<category><![CDATA[red hat]]></category>
		<category><![CDATA[RHEL]]></category>
		<category><![CDATA[sysadmin]]></category>
		<category><![CDATA[v2v]]></category>
		<category><![CDATA[viostor]]></category>
		<category><![CDATA[virtio]]></category>
		<category><![CDATA[virtual]]></category>
		<category><![CDATA[Virtualization]]></category>
		<category><![CDATA[vm]]></category>
		<category><![CDATA[vmware]]></category>
		<category><![CDATA[windows]]></category>

		<guid isPermaLink="false">http://backdrift.org/?p=1029</guid>
		<description><![CDATA[The below steps were tested while pulling my hair out trying to migrate a Windows 2k3 guest from VMWare ESX to KVM managed by libvirt, hopefully this will save you from much windows related pain and suffering. Prep the VM while it&#8217;s still running in VMware Download MergeIDE.zip and run MergeIDE.bat. This is a really [...]]]></description>
		<wfw:commentRss>http://backdrift.org/converting-windows-guests-from-vmware-esx-to-kvm-with-virtio-drivers/feed</wfw:commentRss>
		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>Mounting a File System on a Partition Inside of an LVM Volume</title>
		<link>http://backdrift.org/mounting-a-file-system-on-a-partition-inside-of-an-lvm-volume</link>
		<comments>http://backdrift.org/mounting-a-file-system-on-a-partition-inside-of-an-lvm-volume#comments</comments>
		<pubDate>Thu, 12 May 2011 23:17:34 +0000</pubDate>
		<dc:creator>Keith</dc:creator>
				<category><![CDATA[Uncategorized]]></category>
		<category><![CDATA[fdisk]]></category>
		<category><![CDATA[filesystem]]></category>
		<category><![CDATA[kpartx]]></category>
		<category><![CDATA[kvm]]></category>
		<category><![CDATA[linux]]></category>
		<category><![CDATA[lvm]]></category>
		<category><![CDATA[partition]]></category>
		<category><![CDATA[storage]]></category>
		<category><![CDATA[sysadmin]]></category>
		<category><![CDATA[unix]]></category>
		<category><![CDATA[Virtualization]]></category>
		<category><![CDATA[Xen]]></category>

		<guid isPermaLink="false">http://backdrift.org/?p=932</guid>
		<description><![CDATA[In my linux virtual environment I am using LVM volumes as the backing devices for virtual machines. Each of these LVM volumes contains a partition table splitting the LVM volume into at least one linux partition and one swap partition. In order to access these partitions from the dom0 host itself we can use the [...]]]></description>
		<wfw:commentRss>http://backdrift.org/mounting-a-file-system-on-a-partition-inside-of-an-lvm-volume/feed</wfw:commentRss>
		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>Coping With Cloud Downtime</title>
		<link>http://backdrift.org/coping-with-cloud-downtime</link>
		<comments>http://backdrift.org/coping-with-cloud-downtime#comments</comments>
		<pubDate>Thu, 21 Apr 2011 21:12:53 +0000</pubDate>
		<dc:creator>Keith</dc:creator>
				<category><![CDATA[Uncategorized]]></category>
		<category><![CDATA[apache]]></category>
		<category><![CDATA[aws]]></category>
		<category><![CDATA[cloud]]></category>
		<category><![CDATA[downtime]]></category>
		<category><![CDATA[ec2]]></category>
		<category><![CDATA[HA]]></category>
		<category><![CDATA[iaas]]></category>
		<category><![CDATA[linux]]></category>
		<category><![CDATA[mylvmbackup]]></category>
		<category><![CDATA[mysql]]></category>
		<category><![CDATA[puppet]]></category>
		<category><![CDATA[rdiff-backup]]></category>
		<category><![CDATA[rsnapshot]]></category>
		<category><![CDATA[rsync]]></category>
		<category><![CDATA[s3]]></category>
		<category><![CDATA[unix]]></category>

		<guid isPermaLink="false">http://backdrift.org/?p=952</guid>
		<description><![CDATA[In light of the recent Amazon cloud service interruptions it seems like a good time to share some ideas about how to help keep cloud hosted services available during unexpected and potentially long lasting outages. Each of these items can be implemented using free and open source software either hosted in your own datacenter or [...]]]></description>
		<wfw:commentRss>http://backdrift.org/coping-with-cloud-downtime/feed</wfw:commentRss>
		<slash:comments>3</slash:comments>
		</item>
		<item>
		<title>Ubuntu Lucid 10.04 Cobbler Kickstart Setup How To</title>
		<link>http://backdrift.org/ubuntu-lucid-10-04-cobbler-kickstart-setup-how-to</link>
		<comments>http://backdrift.org/ubuntu-lucid-10-04-cobbler-kickstart-setup-how-to#comments</comments>
		<pubDate>Fri, 18 Feb 2011 00:28:42 +0000</pubDate>
		<dc:creator>Keith</dc:creator>
				<category><![CDATA[Uncategorized]]></category>
		<category><![CDATA[10.04]]></category>
		<category><![CDATA[automation]]></category>
		<category><![CDATA[build]]></category>
		<category><![CDATA[cobbler]]></category>
		<category><![CDATA[howto]]></category>
		<category><![CDATA[kickstart]]></category>
		<category><![CDATA[linux]]></category>
		<category><![CDATA[lucid]]></category>
		<category><![CDATA[preseed]]></category>
		<category><![CDATA[pxe]]></category>
		<category><![CDATA[sysadmin]]></category>
		<category><![CDATA[ubunut]]></category>
		<category><![CDATA[unix]]></category>

		<guid isPermaLink="false">http://backdrift.org/?p=934</guid>
		<description><![CDATA[Importing the ISO At the time of this writing the version of cobbler available for CentOS-5 via the EPEL repo was 2.0.3.1. This version doesn&#8217;t seem to include proper support for &#8220;breeds&#8221; other than redhat, allthough it is alluded to in the documentation. So, in order to import the ubuntu media, I had to perform [...]]]></description>
		<wfw:commentRss>http://backdrift.org/ubuntu-lucid-10-04-cobbler-kickstart-setup-how-to/feed</wfw:commentRss>
		<slash:comments>3</slash:comments>
		</item>
		<item>
		<title>Finding a MAC Address in VMware ESX</title>
		<link>http://backdrift.org/finding-a-mac-address-in-vmware-esx</link>
		<comments>http://backdrift.org/finding-a-mac-address-in-vmware-esx#comments</comments>
		<pubDate>Thu, 17 Feb 2011 00:07:35 +0000</pubDate>
		<dc:creator>Keith</dc:creator>
				<category><![CDATA[Uncategorized]]></category>
		<category><![CDATA[address]]></category>
		<category><![CDATA[bash]]></category>
		<category><![CDATA[howto]]></category>
		<category><![CDATA[IP]]></category>
		<category><![CDATA[mac]]></category>
		<category><![CDATA[networking]]></category>
		<category><![CDATA[scripting]]></category>
		<category><![CDATA[sysadmin]]></category>
		<category><![CDATA[Virtualization]]></category>
		<category><![CDATA[vmware]]></category>

		<guid isPermaLink="false">http://backdrift.org/?p=918</guid>
		<description><![CDATA[Sometimes you just have to trace a system down by its MAC address. It could be a security incident, an abuse complaint or perhaps a long forgotten legacy system. Whatever it is, you don&#8217;t have much info to work with, but you do have a hardware address. Sadly, VMware doesn&#8217;t seem to have an easy [...]]]></description>
		<wfw:commentRss>http://backdrift.org/finding-a-mac-address-in-vmware-esx/feed</wfw:commentRss>
		<slash:comments>0</slash:comments>
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