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	<title>Comments on: Cloud Computing practice: Rocks + Eucalyptus installation</title>
	<atom:link href="http://www.fabiopedrazzoli.com/2008/08/testing-cloud-computing-with-eucalyptus/feed/" rel="self" type="application/rss+xml" />
	<link>http://www.fabiopedrazzoli.com/2008/08/testing-cloud-computing-with-eucalyptus/</link>
	<description>Sharing unconditionally is the true source of love.</description>
	<lastBuildDate>Mon, 05 Jul 2010 08:06:17 +0000</lastBuildDate>
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		<title>By: Saurabh</title>
		<link>http://www.fabiopedrazzoli.com/2008/08/testing-cloud-computing-with-eucalyptus/comment-page-1/#comment-113</link>
		<dc:creator>Saurabh</dc:creator>
		<pubDate>Thu, 10 Jun 2010 10:42:11 +0000</pubDate>
		<guid isPermaLink="false">http://www.fabiopedrazzoli.com/?p=3#comment-113</guid>
		<description>Respected Mr. Fabio
With respect to your blog entry dated 26th of August, 2008, we would highly appreciate if you agree to discuss the setting up of a rocks cluster with us.
Please do get in touch at the given e-mail ID
Any help would be deeply appreciated.
Thank you.</description>
		<content:encoded><![CDATA[<p>Respected Mr. Fabio<br />
With respect to your blog entry dated 26th of August, 2008, we would highly appreciate if you agree to discuss the setting up of a rocks cluster with us.<br />
Please do get in touch at the given e-mail ID<br />
Any help would be deeply appreciated.<br />
Thank you.</p>
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	<item>
		<title>By: Arvindh.L</title>
		<link>http://www.fabiopedrazzoli.com/2008/08/testing-cloud-computing-with-eucalyptus/comment-page-1/#comment-28</link>
		<dc:creator>Arvindh.L</dc:creator>
		<pubDate>Thu, 27 Aug 2009 08:09:33 +0000</pubDate>
		<guid isPermaLink="false">http://www.fabiopedrazzoli.com/?p=3#comment-28</guid>
		<description>Hi Fabio,

I have a problem in configuring eucalyptus cloud on the existing rocks cluser configured with 4 server.

From the Frond-end server im able to run virsh list :

[root@rocks ~]# virsh list
 Id Name                 State
----------------------------------
  0 Domain-0             running

But when i run on the compute nodes i get the following error:

[root@compute-0-0 ~]# virsh list
error: failed to connect to the hypervisor

But thru virt-manager im able to connect to the front-end..

Eucalyptus needs virsh list to show the null domain on the compute nodes to start eucalytus on compute nodes.

Can you please help me in resolving this..

Regards,
Arvindh.L</description>
		<content:encoded><![CDATA[<p>Hi Fabio,</p>
<p>I have a problem in configuring eucalyptus cloud on the existing rocks cluser configured with 4 server.</p>
<p>From the Frond-end server im able to run virsh list :</p>
<p>[root@rocks ~]# virsh list<br />
 Id Name                 State<br />
&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;-<br />
  0 Domain-0             running</p>
<p>But when i run on the compute nodes i get the following error:</p>
<p>[root@compute-0-0 ~]# virsh list<br />
error: failed to connect to the hypervisor</p>
<p>But thru virt-manager im able to connect to the front-end..</p>
<p>Eucalyptus needs virsh list to show the null domain on the compute nodes to start eucalytus on compute nodes.</p>
<p>Can you please help me in resolving this..</p>
<p>Regards,<br />
Arvindh.L</p>
]]></content:encoded>
	</item>
	<item>
		<title>By: Deependu</title>
		<link>http://www.fabiopedrazzoli.com/2008/08/testing-cloud-computing-with-eucalyptus/comment-page-1/#comment-10</link>
		<dc:creator>Deependu</dc:creator>
		<pubDate>Mon, 13 Oct 2008 13:53:51 +0000</pubDate>
		<guid isPermaLink="false">http://www.fabiopedrazzoli.com/?p=3#comment-10</guid>
		<description>Hey Fabio,
I was able sort out the problem. it was some problem with Rocks 5.0 i guess. I downloaded the Rocks 5.1 it worked fine for me. Please look how I installed, and here I am stuck in the end.

The setup of the machines is as follows:
Server :
	HD Size:- 60 GB
	Ram Size:- 1500 MB
Clients:
	HD Size :- 30 GB
	Ram Size:- 512 MB

With the DVD I am able to install Frontend on Server by firing the command:-
		&lt;b&gt;build appliance=vm-server&lt;/b&gt;

Front node is working fine, with all the rolls properly installed.

Now, to install the vmcontainer I fire the command

	&lt;b&gt;insert-ethers&quot; and selected vm-container&lt;/b&gt;

The client machine are able to network boot and get the image from the server.
All the client machine is installed using the PXE network boot and started successfully.

Up till now:-

I have one server which has got the front end installed on it.
2 Client machines installed using PXE boot.
Server Ip:- 
	Cluster.local (name)
	10.1.1.1/16 
	192.168.0.40/16
Client ip:
	Client 1:-
		hosted-vm-0-0
		10.1.255.254/16
	Client 2:- 
		hosted-vm-0-1
		10.1.255.253/16
Now, these physical machine has to be included in the frontend.
I fire this command:-

&lt;b&gt;rocks add cluster fqdn = &quot;cluster.local&quot; ip=&quot;10.1.1.1&quot; num-computes = &quot;2&quot;&lt;/b&gt;

I got the output 

	created frontend VM named:frontend-0-0-0
		created compute VM named:hosted-vm-0-0-0
		created compute VM named:hosted-vm-0-1-0

After this successfull creation of the frontend-0-0-0 I fire this command:-

	&lt;b&gt;rocks start host vm cluster.local&lt;/b&gt;

It is fired without any error message.

than finally I fire :-

	&lt;b&gt;virt-manager&lt;/b&gt;

The virtual console comes, I connect to the localhost:-

	HERE COMES THE PROBLEM :-
		I can only see Domain-0, there is no frontend-0-0-0 virtual machine foamed under Domain-0,( as shown in manual)

I have been trying to resolve how to get this frontend-0-0-0, but not able to figure out.

Please let me know where I am getting wrong.In case if I am wrong somewhere please guide me.

I have read on some of discussion thread that there were able to install Rocks cluster on VMWARE, but none of them 
give any thing regarding this problem.

Let me know if any other information is required.

With regards
Deependu</description>
		<content:encoded><![CDATA[<p>Hey Fabio,<br />
I was able sort out the problem. it was some problem with Rocks 5.0 i guess. I downloaded the Rocks 5.1 it worked fine for me. Please look how I installed, and here I am stuck in the end.</p>
<p>The setup of the machines is as follows:<br />
Server :<br />
	HD Size:- 60 GB<br />
	Ram Size:- 1500 MB<br />
Clients:<br />
	HD Size :- 30 GB<br />
	Ram Size:- 512 MB</p>
<p>With the DVD I am able to install Frontend on Server by firing the command:-<br />
		<b>build appliance=vm-server</b></p>
<p>Front node is working fine, with all the rolls properly installed.</p>
<p>Now, to install the vmcontainer I fire the command</p>
<p>	<b>insert-ethers&#8221; and selected vm-container</b></p>
<p>The client machine are able to network boot and get the image from the server.<br />
All the client machine is installed using the PXE network boot and started successfully.</p>
<p>Up till now:-</p>
<p>I have one server which has got the front end installed on it.<br />
2 Client machines installed using PXE boot.<br />
Server Ip:-<br />
	Cluster.local (name)<br />
	10.1.1.1/16<br />
	192.168.0.40/16<br />
Client ip:<br />
	Client 1:-<br />
		hosted-vm-0-0<br />
		10.1.255.254/16<br />
	Client 2:-<br />
		hosted-vm-0-1<br />
		10.1.255.253/16<br />
Now, these physical machine has to be included in the frontend.<br />
I fire this command:-</p>
<p><b>rocks add cluster fqdn = &#8220;cluster.local&#8221; ip=&#8221;10.1.1.1&#8243; num-computes = &#8220;2&#8243;</b></p>
<p>I got the output </p>
<p>	created frontend VM named:frontend-0-0-0<br />
		created compute VM named:hosted-vm-0-0-0<br />
		created compute VM named:hosted-vm-0-1-0</p>
<p>After this successfull creation of the frontend-0-0-0 I fire this command:-</p>
<p>	<b>rocks start host vm cluster.local</b></p>
<p>It is fired without any error message.</p>
<p>than finally I fire :-</p>
<p>	<b>virt-manager</b></p>
<p>The virtual console comes, I connect to the localhost:-</p>
<p>	HERE COMES THE PROBLEM :-<br />
		I can only see Domain-0, there is no frontend-0-0-0 virtual machine foamed under Domain-0,( as shown in manual)</p>
<p>I have been trying to resolve how to get this frontend-0-0-0, but not able to figure out.</p>
<p>Please let me know where I am getting wrong.In case if I am wrong somewhere please guide me.</p>
<p>I have read on some of discussion thread that there were able to install Rocks cluster on VMWARE, but none of them<br />
give any thing regarding this problem.</p>
<p>Let me know if any other information is required.</p>
<p>With regards<br />
Deependu</p>
]]></content:encoded>
	</item>
	<item>
		<title>By: admin</title>
		<link>http://www.fabiopedrazzoli.com/2008/08/testing-cloud-computing-with-eucalyptus/comment-page-1/#comment-9</link>
		<dc:creator>admin</dc:creator>
		<pubDate>Thu, 02 Oct 2008 08:17:33 +0000</pubDate>
		<guid isPermaLink="false">http://www.fabiopedrazzoli.com/?p=3#comment-9</guid>
		<description>Hi Deependu,
I deployed my setup with real computers and not within VMWare, so maybe there&#039;s something bad in the Rock&#039;s View of resources inside the virtual environment, mind that the default Rocks implementation is based on a Linux CentOS distribution.
I suggest you to try it first on real hardware and yes you need at least 2GB RAM.
Hope this helps
Please do not hesitate to post updates on your research

Good luck :)
Fabio</description>
		<content:encoded><![CDATA[<p>Hi Deependu,<br />
I deployed my setup with real computers and not within VMWare, so maybe there&#8217;s something bad in the Rock&#8217;s View of resources inside the virtual environment, mind that the default Rocks implementation is based on a Linux CentOS distribution.<br />
I suggest you to try it first on real hardware and yes you need at least 2GB RAM.<br />
Hope this helps<br />
Please do not hesitate to post updates on your research</p>
<p>Good luck :)<br />
Fabio</p>
]]></content:encoded>
	</item>
	<item>
		<title>By: Deependu</title>
		<link>http://www.fabiopedrazzoli.com/2008/08/testing-cloud-computing-with-eucalyptus/comment-page-1/#comment-8</link>
		<dc:creator>Deependu</dc:creator>
		<pubDate>Wed, 01 Oct 2008 20:17:25 +0000</pubDate>
		<guid isPermaLink="false">http://www.fabiopedrazzoli.com/?p=3#comment-8</guid>
		<description>Hey Fabio,
I tried what you have given in the blog. I am trying to install the Rock in VMWARE, but the problem is, when i am trying to insall it using Frontend command, it is hanging in the final scripts, It is not completing the installsation, can u plesae help me out. One thing more, is it necessary to give 2 GB ram to this machine...</description>
		<content:encoded><![CDATA[<p>Hey Fabio,<br />
I tried what you have given in the blog. I am trying to install the Rock in VMWARE, but the problem is, when i am trying to insall it using Frontend command, it is hanging in the final scripts, It is not completing the installsation, can u plesae help me out. One thing more, is it necessary to give 2 GB ram to this machine&#8230;</p>
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