<html xmlns:v="urn:schemas-microsoft-com:vml" xmlns:o="urn:schemas-microsoft-com:office:office" xmlns:w="urn:schemas-microsoft-com:office:word" xmlns:m="http://schemas.microsoft.com/office/2004/12/omml" xmlns="http://www.w3.org/TR/REC-html40"><head><META HTTP-EQUIV="Content-Type" CONTENT="text/html; charset=us-ascii"><meta name=Generator content="Microsoft Word 12 (filtered medium)"><style><!--
/* Font Definitions */
@font-face
{font-family:"Cambria Math";
panose-1:2 4 5 3 5 4 6 3 2 4;}
@font-face
{font-family:Calibri;
panose-1:2 15 5 2 2 2 4 3 2 4;}
@font-face
{font-family:Tahoma;
panose-1:2 11 6 4 3 5 4 4 2 4;}
@font-face
{font-family:CourierNewPSMT;
panose-1:0 0 0 0 0 0 0 0 0 0;}
/* Style Definitions */
p.MsoNormal, li.MsoNormal, div.MsoNormal
{margin:0in;
margin-bottom:.0001pt;
font-size:12.0pt;
font-family:"Times New Roman","serif";}
a:link, span.MsoHyperlink
{mso-style-priority:99;
color:blue;
text-decoration:underline;}
a:visited, span.MsoHyperlinkFollowed
{mso-style-priority:99;
color:purple;
text-decoration:underline;}
p.MsoAcetate, li.MsoAcetate, div.MsoAcetate
{mso-style-priority:99;
mso-style-link:"Balloon Text Char";
margin:0in;
margin-bottom:.0001pt;
font-size:8.0pt;
font-family:"Tahoma","sans-serif";}
span.apple-converted-space
{mso-style-name:apple-converted-space;}
span.BalloonTextChar
{mso-style-name:"Balloon Text Char";
mso-style-priority:99;
mso-style-link:"Balloon Text";
font-family:"Tahoma","sans-serif";}
span.EmailStyle20
{mso-style-type:personal-reply;
font-family:"Calibri","sans-serif";
color:#1F497D;}
.MsoChpDefault
{mso-style-type:export-only;
font-size:10.0pt;}
@page WordSection1
{size:8.5in 11.0in;
margin:1.0in 1.0in 1.0in 1.0in;}
div.WordSection1
{page:WordSection1;}
--></style><!--[if gte mso 9]><xml>
<o:shapedefaults v:ext="edit" spidmax="1026" />
</xml><![endif]--><!--[if gte mso 9]><xml>
<o:shapelayout v:ext="edit">
<o:idmap v:ext="edit" data="1" />
</o:shapelayout></xml><![endif]--></head><body lang=EN-US link=blue vlink=purple><div class=WordSection1><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>But does the controller speak the same to any compute node, regardless of the underlying hypervisor, or is there something special for KVM vs Xen, for example? What I’m trying to do is not configure qemu if I don’t need to.<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><div><div style='border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0in 0in 0in'><p class=MsoNormal><b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>From:</span></b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'> Remo Mattei [mailto:Remo@italy1.com] <br><b>Sent:</b> Friday, June 13, 2014 9:15 AM<br><b>To:</b> O'Reilly, Dan<br><b>Cc:</b> openstack@lists.openstack.org<br><b>Subject:</b> Re: [Openstack] Compute servers configuration - best practices<o:p></o:p></span></p></div></div><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Nope the controller does not care where it runs. AZ allows you to select the dest and its’ pretty nice since you can have a sever with SSD or VMware etc…<o:p></o:p></p><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p><div><div><p class=MsoNormal>On Jun 13, 2014, at 8:12, O'Reilly, Dan <<a href="mailto:Daniel.OReilly@dish.com">Daniel.OReilly@dish.com</a>> wrote:<o:p></o:p></p></div><p class=MsoNormal><br><br><o:p></o:p></p><div><div><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Right. So, to do that, do I have to use something like qemu, or does the controller care? Which is another way of asking, does the controller need to know that 1 node is Xen, one is KVM and one is VMware? And if so, how is that configured?</span><o:p></o:p></p></div><div><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'> </span><o:p></o:p></p></div><div><div style='border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0in 0in 0in'><div><p class=MsoNormal><b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>From:</span></b><span class=apple-converted-space><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'> </span></span><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>Remo Mattei [<a href="mailto:Remo@italy1.com"><span style='color:purple'>mailto:Remo@italy1.com</span></a>]<span class=apple-converted-space> </span><br><b>Sent:</b><span class=apple-converted-space> </span>Friday, June 13, 2014 9:11 AM<br><b>To:</b><span class=apple-converted-space> </span>O'Reilly, Dan<br><b>Cc:</b><span class=apple-converted-space> </span><a href="mailto:openstack@lists.openstack.org"><span style='color:purple'>openstack@lists.openstack.org</span></a><br><b>Subject:</b><span class=apple-converted-space> </span>Re: [Openstack] Compute servers configuration - best practices</span><o:p></o:p></p></div></div></div><div><p class=MsoNormal> <o:p></o:p></p></div><div><p class=MsoNormal>No, <o:p></o:p></p></div><div><div><p class=MsoNormal>you need to configure your nova.conf file on each node so then you are set. <o:p></o:p></p></div></div><div><div><p class=MsoNormal> <o:p></o:p></p></div></div><div><div><p class=MsoNormal> <o:p></o:p></p></div><div><div><div><p class=MsoNormal>On Jun 13, 2014, at 8:10, O'Reilly, Dan <<a href="mailto:Daniel.OReilly@dish.com"><span style='color:purple'>Daniel.OReilly@dish.com</span></a>> wrote:<o:p></o:p></p></div></div><div><p class=MsoNormal><br><br><br><o:p></o:p></p></div><div><div><div><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Ah, yes. But does that still affect how Openstack (specifically, the controller and compute nodes) must be configured to use Xen/KVM/VMware?</span><o:p></o:p></p></div></div><div><div><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'> </span><o:p></o:p></p></div></div><div><div><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Thanks!</span><o:p></o:p></p></div></div><div><div><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'> </span><o:p></o:p></p></div></div><div><div style='border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0in 0in 0in'><div><p class=MsoNormal><b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>From:</span></b><span class=apple-converted-space><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'> </span></span><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>Remo Mattei [<a href="mailto:Remo@italy1.com"><span style='color:purple'>mailto:Remo@italy1.com</span></a>]<span class=apple-converted-space> </span><br><b>Sent:</b><span class=apple-converted-space> </span>Friday, June 13, 2014 9:08 AM<br><b>To:</b><span class=apple-converted-space> </span>O'Reilly, Dan<br><b>Cc:</b><span class=apple-converted-space> </span><a href="mailto:openstack@lists.openstack.org"><span style='color:purple'>openstack@lists.openstack.org</span></a><br><b>Subject:</b><span class=apple-converted-space> </span>Re: [Openstack] Compute servers configuration - best practices</span><o:p></o:p></p></div></div></div><div><div><p class=MsoNormal> <o:p></o:p></p></div></div><div><div><p class=MsoNormal>Availability Zone.<o:p></o:p></p></div></div><div><div><p class=MsoNormal> <o:p></o:p></p></div></div><div><div><div><p class=MsoNormal> <o:p></o:p></p></div></div><div><div><div><p class=MsoNormal>On Jun 13, 2014, at 8:03, O'Reilly, Dan <<a href="mailto:Daniel.OReilly@dish.com"><span style='color:purple'>Daniel.OReilly@dish.com</span></a>> wrote:<o:p></o:p></p></div></div><div><div><p class=MsoNormal><br><br><br><br><o:p></o:p></p></div></div><div><div><div><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>AZ?</span><o:p></o:p></p></div></div><div><div><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'> </span><o:p></o:p></p></div></div><div><div style='border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0in 0in 0in'><div><p class=MsoNormal><b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>From:</span></b><span class=apple-converted-space><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'> </span></span><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>Remo Mattei [<a href="mailto:Remo@italy1.com"><span style='color:purple'>mailto:Remo@italy1.com</span></a>]<span class=apple-converted-space> </span><br><b>Sent:</b><span class=apple-converted-space> </span>Friday, June 13, 2014 9:00 AM<br><b>To:</b><span class=apple-converted-space> </span>O'Reilly, Dan<br><b>Cc:</b><span class=apple-converted-space> </span><a href="mailto:openstack@lists.openstack.org"><span style='color:purple'>openstack@lists.openstack.org</span></a><br><b>Subject:</b><span class=apple-converted-space> </span>Re: [Openstack] Compute servers configuration - best practices</span><o:p></o:p></p></div></div></div><div><div><p class=MsoNormal> <o:p></o:p></p></div></div><div><div><p class=MsoNormal>Why don’t you use AZ for this. So you can select where you want to run a specific VM. Then you have VM on KVM, XEN etc.. based on the AZ. <o:p></o:p></p></div></div><div><div><p class=MsoNormal> <o:p></o:p></p></div></div><div><div><p class=MsoNormal>Remo <o:p></o:p></p></div></div><div><div><div><p class=MsoNormal> <o:p></o:p></p></div></div><div><div><div><p class=MsoNormal>On Jun 13, 2014, at 7:41, O'Reilly, Dan <<a href="mailto:Daniel.OReilly@dish.com"><span style='color:purple'>Daniel.OReilly@dish.com</span></a>> wrote:<o:p></o:p></p></div></div><div><div><p class=MsoNormal><br><br><br><br><br><o:p></o:p></p></div></div><div><div><div><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif"'>I realize there have been some discussions on this in the recent past, but it has become somewhat difficult to follow. So, I would like to take a fresh approach with a fresh question.</span><o:p></o:p></p></div></div><div><div><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif"'> </span><o:p></o:p></p></div></div><div><div><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif"'>I have the following configuration:</span><o:p></o:p></p></div></div><div><div><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif"'> </span><o:p></o:p></p></div></div><div style='margin-left:.5in'><div><p class=MsoNormal style='text-indent:-.25in'><span style='font-size:11.0pt;font-family:"Calibri","sans-serif"'>-</span><span style='font-size:7.0pt'> <span class=apple-converted-space> </span></span><span style='font-size:11.0pt;font-family:"Calibri","sans-serif"'>Controller with identity, dashboard, orchestration, image, telemetry</span><o:p></o:p></p></div></div><div style='margin-left:.5in'><div><p class=MsoNormal style='text-indent:-.25in'><span style='font-size:11.0pt;font-family:"Calibri","sans-serif"'>-</span><span style='font-size:7.0pt'> <span class=apple-converted-space> </span></span><span style='font-size:11.0pt;font-family:"Calibri","sans-serif"'>Network box with neutron</span><o:p></o:p></p></div></div><div style='margin-left:.5in'><div><p class=MsoNormal style='text-indent:-.25in'><span style='font-size:11.0pt;font-family:"Calibri","sans-serif"'>-</span><span style='font-size:7.0pt'> <span class=apple-converted-space> </span></span><span style='font-size:11.0pt;font-family:"Calibri","sans-serif"'>3 compute nodes (1 with LVM, 1 with Xen, 1 with VMware)</span><o:p></o:p></p></div></div><div style='margin-left:.5in'><div><p class=MsoNormal style='text-indent:-.25in'><span style='font-size:11.0pt;font-family:"Calibri","sans-serif"'>-</span><span style='font-size:7.0pt'> <span class=apple-converted-space> </span></span><span style='font-size:11.0pt;font-family:"Calibri","sans-serif"'>1 volume node with cinder block storage (this will soon become 1 proxy server and 5 storage servers for swift object store)</span><o:p></o:p></p></div></div><div><div><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif"'> </span><o:p></o:p></p></div></div><div><div><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif"'>As you can see, I would like to have 3 common flavors of hypervisors so I can pick best of breed. From what I’ve read, qemu is the best (only) approach for this. At this point, I have all the necessary packages installed and working on everything but the compute nodes. What I need to do is to build an KVM node and a Xen node first, then worry about VMware later.</span><o:p></o:p></p></div></div><div><div><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif"'> </span><o:p></o:p></p></div></div><div><div><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif"'>So, I need a definitive build cookbook for bringing up LVM and Xen nodes using qemu. Right now when I try to launch instances they just get funky errors and die. Can I pick any/all the brains of you out n OpenStack land?</span><o:p></o:p></p></div></div><div><div><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif"'> </span><o:p></o:p></p></div></div><div><div><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif"'>Thanks!</span><o:p></o:p></p></div></div><div><div><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif"'> </span><o:p></o:p></p></div></div><div><div><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Dan O'Reilly</span><o:p></o:p></p></div></div><div><div><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>UNIX Systems Administration</span><o:p></o:p></p></div></div><div><div><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:blue'><image001.jpg></span><o:p></o:p></p></div></div><div><div><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D'>9601 S. Meridian Blvd.</span><o:p></o:p></p></div></div><div><div><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D'>Englewood, CO 80112</span><o:p></o:p></p></div></div><div><div><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>720-514-6293</span><o:p></o:p></p></div></div><div><div><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif"'> </span><o:p></o:p></p></div></div><div><div><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif"'> </span><o:p></o:p></p></div></div><div><div><p class=MsoNormal><span style='font-size:10.5pt;font-family:"CourierNewPSMT","serif"'>_______________________________________________<br>Mailing list:<span class=apple-converted-space> </span><a href="http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack"><span style='color:purple'>http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack</span></a><br>Post to :<span class=apple-converted-space> </span><a href="mailto:openstack@lists.openstack.org"><span style='color:purple'>openstack@lists.openstack.org</span></a><br>Unsubscribe :<span class=apple-converted-space> </span><a href="http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack"><span style='color:purple'>http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack</span></a><br><br><br><br><br></span><o:p></o:p></p></div></div></div></div><div><div><p class=MsoNormal> <o:p></o:p></p></div></div></div></div></div><div><div><p class=MsoNormal> <o:p></o:p></p></div></div></div><div><p class=MsoNormal><span style='font-size:10.5pt;font-family:"CourierNewPSMT","serif"'>!DSPAM:1,539b146137022110585333!</span><o:p></o:p></p></div></div></div><div><p class=MsoNormal> <o:p></o:p></p></div></div><p class=MsoNormal><span style='font-size:10.5pt;font-family:"CourierNewPSMT","serif"'>!DSPAM:1,539b14f539603055582541!<o:p></o:p></span></p></div></div><p class=MsoNormal><o:p> </o:p></p></div></div></body></html>