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	<title>hmarcy.com &#187; KVM</title>
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	<link>http://www.hmarcy.com</link>
	<description>&#34;What would you do if you knew you could not fail ?&#34; Robert H. Schuller</description>
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		<title>First contribution to the Fedora Project</title>
		<link>http://www.hmarcy.com/2011/06/first-contribution-to-the-fedora-project/</link>
		<comments>http://www.hmarcy.com/2011/06/first-contribution-to-the-fedora-project/#comments</comments>
		<pubDate>Sat, 25 Jun 2011 09:52:36 +0000</pubDate>
		<dc:creator>Hervé</dc:creator>
				<category><![CDATA[KVM]]></category>
		<category><![CDATA[Linux]]></category>

		<guid isPermaLink="false">http://www.hmarcy.com/?p=639</guid>
		<description><![CDATA[Yesterday, I have contributed for  the first time to the Fedora Project, the Linux distribution sponsored by Red Hat. I have started translating in French the Virtualization Guide for Fedora 15. I used to translate a little bit for Ubuntu, but since I switched my desktop to Fedora, I feel more interested in Fedora now. [...]]]></description>
			<content:encoded><![CDATA[<p>Yesterday, I have contributed for  the first time to the <a title="Fedora Project" href="http://fedoraproject.org/" target="_blank">Fedora Project</a>, the Linux distribution sponsored by Red Hat. I have started translating in French the <a title="Transifex - Fedora translation" href="https://www.transifex.net/projects/p/fedora/r/fedora-15-docs/l/fr/" target="_blank">Virtualization Guide for Fedora 15</a>. I used to translate a little bit for Ubuntu, but since I switched my desktop to Fedora, I feel more interested in Fedora now.</p>
<p>I think it is important to give back, at least a little bit, to the community. I use Linux for 8+ years now and this would have never been possible without the time and effort put by the volunteers in the various projects of the Linux ecosystem. My way of thanking them is to get involved myself and help spread Free software.</p>
<p>Beyond the translation, I also intend to get more involved in the Fedora community in the future&#8230;</p>
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		<title>Red Hat summit &amp; JBoss World 2010 – third and final day</title>
		<link>http://www.hmarcy.com/2010/06/red-hat-summit-jboss-world-2010-%e2%80%93-third-and-final-day/</link>
		<comments>http://www.hmarcy.com/2010/06/red-hat-summit-jboss-world-2010-%e2%80%93-third-and-final-day/#comments</comments>
		<pubDate>Sat, 26 Jun 2010 00:42:15 +0000</pubDate>
		<dc:creator>Hervé</dc:creator>
				<category><![CDATA[IT]]></category>
		<category><![CDATA[JBoss]]></category>
		<category><![CDATA[Job]]></category>
		<category><![CDATA[KVM]]></category>
		<category><![CDATA[Linux]]></category>

		<guid isPermaLink="false">http://www.hmarcy.com/?p=269</guid>
		<description><![CDATA[To conclude this excellent event, I have attended two last sessions. One about Red Hat online storage reconfiguration, both for virtual (RHEL &#38; RHEV) and physical environments and the second about networking for RHEL6, that was focused around IPv6. All in all, it was definitely  worth attending this event. Given my role at HP, I [...]]]></description>
			<content:encoded><![CDATA[<p>To conclude this excellent event, I have attended two last sessions. One about Red Hat online storage reconfiguration, both for virtual (RHEL &amp; RHEV) and physical environments and the second about networking for RHEL6, that was focused around IPv6.</p>
<p>All in all, it was definitely  worth attending this event. Given my role at HP, I regularly participate in similar events and I have found it well executed. Not all sessions were equal both in their content and delivery, but the informations I have gathered in Boston will definitely help me better understanding and managing Red Hat and JBoss on HP servers.</p>
<p>The <a title="Slides of the summit presentation" href="http://www.redhat.com/promo/summit/2010/presentations/" target="_blank">slides of all presentations</a> are now available. Enjoy !</p>
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		<title>Red Hat summit &amp; JBoss World 2010 – second day</title>
		<link>http://www.hmarcy.com/2010/06/red-hat-summit-jboss-world-2010-%e2%80%93-second-day/</link>
		<comments>http://www.hmarcy.com/2010/06/red-hat-summit-jboss-world-2010-%e2%80%93-second-day/#comments</comments>
		<pubDate>Sat, 26 Jun 2010 00:19:10 +0000</pubDate>
		<dc:creator>Hervé</dc:creator>
				<category><![CDATA[IT]]></category>
		<category><![CDATA[JBoss]]></category>
		<category><![CDATA[Job]]></category>
		<category><![CDATA[KVM]]></category>
		<category><![CDATA[Linux]]></category>

		<guid isPermaLink="false">http://www.hmarcy.com/?p=262</guid>
		<description><![CDATA[After a very interesting first day, the Red Hat Summit / JBoss world went on with a first session about a performance comparison of the Daytrader JEE benchmark on JBoss EAP vs. Websphere. This 2-tier (app server &#38; database) benchmark was created by IBM for Websphere and subsequently released as open-source project under the Apache [...]]]></description>
			<content:encoded><![CDATA[<p>After a very interesting <a title="Red Hat summit &amp; JBoss World 2010 – first day" href="http://www.hmarcy.com/2010/06/red-hat-summit-jboss-world-2010-first-day/">first day</a>, the Red Hat Summit / JBoss world went on with a first session about a performance comparison of the <a title="The Apache Daytrader webpage" href="https://cwiki.apache.org/GMOxDOC20/daytrader.html" target="_blank">Daytrader JEE benchmark</a> on JBoss EAP vs. Websphere. This 2-tier (app server &amp; database) benchmark was created by IBM for Websphere and subsequently released as open-source project under the Apache license.<br />
The presenters were employees of the <a title="USAA website" href="https://www.usaa.com" target="_blank">USAA</a> and managed to install Daytrader on JBoss &amp; DB2, reaching 80% of the performance level of Websphere, for a license cost extremely inferior. I look forward to receiving the installation details about installing Daytrader on JBoss, since the current documentation is not very comprehensive.</p>
<p>The second presentation was made by the technical director of the JBoss project at Red Hat about tuning of JBoss.</p>
<p>I then attended a presentation about SElinux that was unfortunately not technical enough and did not meet my expectations.</p>
<p>However, the two last presentations (actually, one presentation filling two time slots) were absolutely fantastic. One kernel developer and a guy from Red Hat&#8217;s performance team have made a presentation about tuning Red Hat. It could not go further, as far as the technical level is concerned, and the questions from the audience were also interesting.</p>
<p>Finally, the day ended with a party in the <a title="Wikipedia page about the Faneuil hall" href="http://en.wikipedia.org/wiki/Faneuil_hall" target="_blank">Faneuil hall</a> in Boston and in the surrounding pubs.</p>
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		<title>Red Hat summit &amp; JBoss World 2010 &#8211; first day</title>
		<link>http://www.hmarcy.com/2010/06/red-hat-summit-jboss-world-2010-first-day/</link>
		<comments>http://www.hmarcy.com/2010/06/red-hat-summit-jboss-world-2010-first-day/#comments</comments>
		<pubDate>Thu, 24 Jun 2010 02:21:28 +0000</pubDate>
		<dc:creator>Hervé</dc:creator>
				<category><![CDATA[IT]]></category>
		<category><![CDATA[Job]]></category>
		<category><![CDATA[KVM]]></category>
		<category><![CDATA[Linux]]></category>

		<guid isPermaLink="false">http://www.hmarcy.com/?p=247</guid>
		<description><![CDATA[I am taking part to this year&#8217;s Red Hat summit &#38; JBoss World in Boston, Massachusetts. The first day started with a good keynote speech from Red Hat&#8217;s CEO, Jim Whitehurst, who talked about the shift that software companies will have to make in the future towards more modularity and more openness. He also mentioned [...]]]></description>
			<content:encoded><![CDATA[<p>I am taking part to this year&#8217;s <a title="Red Hat summit &amp; JBoss World 2010" href="http://www.redhat.com/summit" target="_blank">Red Hat summit &amp; JBoss World</a> in Boston, Massachusetts.</p>
<p>The first day started with a good keynote speech from Red Hat&#8217;s CEO, Jim Whitehurst, who talked about the shift that software companies will have to make in the future towards more modularity and more openness. He also mentioned how customers could get their money trapped in IT projects for several reasons: complexity, project failures, etc.  It was not a revolutionary speech, but rather a well executed introduction to Red Hat&#8217;s vision for the future.</p>
<p>Then came Paul Cormier, Red Hat&#8217;s VP for products and technologies who did the dirty job and first explained how Oracle wants to lock customers in their proprietary model with Solaris, Weblogic and the Oracle database.<br />
Wait a second, isn&#8217;t that exactly what IBM is trying to do with AIX, Websphere and DB2 ? Of course yes, but IBM being the top sponsor of the event, Mr. Cormier preferred to target Oracle. Fair enough. Then Mr. Cormier tried to show us how Microsoft, VMware and Novell were offering closed proprietary solutions. Even though Red Hat remains a model in terms of a company making money out of open-source software, I do not buy what Mr. Cormier said about Novell and VMware. Novell remains a strong Linux vendor that is committed to open-source software and VMware, even though it is based on a proprietary and costly model, does an interesting job from a standards perspective: they have backed the OVF standard for virtual machines and have acquired SpringSource, a company selling free software.</p>
<p>Finally, a Cisco VP came to tell us how simple the world is with <a title="Cisco UCS" href="http://www.cisco.com/en/US/netsol/ns944/index.html?POSITION=SEM&amp;COUNTRY_SITE=us&amp;CAMPAIGN=HN&amp;CREATIVE=Data+Center&amp;REFERRING_SITE=Google&amp;KEYWORD=cisco+UCS" target="_blank">UCS</a>. The more Cisco presentations I am hearing, the more I find their architecture complicated and their rip-and-replace-and-buy-new-switches approach brutal. But I have never seen their systems in action so far.</p>
<p>Following the keynote, I chose the 2 hours lab on Red Hat Enterprise Virtualization (<a title="Red Hat Enterprise Virtualization" href="http://www.redhat.com/virtualization/rhev/server/" target="_blank">RHEV</a>). Even though the management interface is not as polished as VMware Vcenter (it lacks, for instance, the storage view) and even though storage online migration is not available, it will, in my humble opinion, cover the needs of 85% of the customers for a much lower price.</p>
<p>I then attended a session about achieving best I/O performance, both storage and networking, in a KVM virtualized environment., followed by a great presentation about how to setup a clustered environment with Red Hat 6. Even though RHEL6 is still in beta, the cluster management tool looks really promising.</p>
<p>Finally, I attended two sessions: one about SOA architectures in the cloud and RESTful applications with JBoss SOA platform which were fine.</p>
<p>To conclude the day, Red Hat organized an on-site party with a barbecue. It was interesting to see Jim Whitehurst, Red Hat&#8217;s CEO, be there and discuss very simply with the attendees.</p>
<p>All in all, it was a very interesting day and I am looking forward to seeing tomorrow&#8217;s presentations!</p>
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		<title>Enable Intel VT on a HP laptop</title>
		<link>http://www.hmarcy.com/2008/10/enable-intel-vt-on-a-hp-laptop/</link>
		<comments>http://www.hmarcy.com/2008/10/enable-intel-vt-on-a-hp-laptop/#comments</comments>
		<pubDate>Sun, 05 Oct 2008 13:13:20 +0000</pubDate>
		<dc:creator>Hervé</dc:creator>
				<category><![CDATA[KVM]]></category>
		<category><![CDATA[Linux]]></category>
		<category><![CDATA[Xen]]></category>
		<category><![CDATA[HP]]></category>
		<category><![CDATA[Virtualization]]></category>

		<guid isPermaLink="false">http://www.hmarcy.com/?p=106</guid>
		<description><![CDATA[Intel VT technology is especially useful if you want to use virtualization technology such as Xen or KVM. I personnally had the following problem after trying to insert the kvm-intel module on my Ubuntu 8.04 : sudo modprobe kvm-intel FATAL: Error inserting kvm_intel (/lib/modules/2.6.20-6-generic/kernel/drivers/kvm/kvm-intel.ko): Operation not permitted In order to fully use your Intel processor [...]]]></description>
			<content:encoded><![CDATA[<p>Intel VT technology is especially useful if you want to use virtualization technology such as Xen or KVM.<br />
I personnally had the following problem after trying to insert the kvm-intel module on my Ubuntu 8.04 :</p>
<p>sudo modprobe kvm-intel<br />
FATAL: Error inserting kvm_intel (/lib/modules/2.6.20-6-generic/kernel/drivers/kvm/kvm-intel.ko): Operation not permitted</p>
<p>In order to fully use your Intel processor on a HP laptop, follow the following steps :</p>
<p>- boot your computer<br />
- when the BIOS window shows up, enter the BIOS manager<br />
- enable the Virtualization technology in the BIOS menu<br />
- save the changes and exit<br />
- shut down your computer<br />
- remove the battery and put it back in your PC<br />
- boot your computer</p>
<p>and Intel VT should work without problem.</p>
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