<div dir="ltr"><br><div class="gmail_extra"><br><br><div class="gmail_quote">On Thu, Aug 21, 2014 at 2:11 AM, Sharath V <span dir="ltr"><<a href="mailto:vsharathis@gmail.com" target="_blank">vsharathis@gmail.com</a>></span> wrote:<br>

<blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left-width:1px;border-left-color:rgb(204,204,204);border-left-style:solid;padding-left:1ex"><div dir="ltr"><h2 style="margin:25px 25px 10px 0px;padding:0px;border:0px;outline:0px;font-family:Helvetica,FreeSans,'Liberation Sans',Helmet,Arial,sans-serif;vertical-align:baseline;line-height:18px;color:rgb(0,0,0);word-break:break-word;overflow:hidden">


<span style="font-weight:normal"><font>Dear Friends, </font></span></h2><h2 style="margin:25px 25px 10px 0px;padding:0px;border:0px;outline:0px;font-family:Helvetica,FreeSans,'Liberation Sans',Helmet,Arial,sans-serif;vertical-align:baseline;line-height:18px;color:rgb(0,0,0);word-break:break-word;overflow:hidden">


<span style="font-weight:normal"><font>Have an doubt, please clarify me .!! </font></span></h2><h2 style="margin:25px 25px 10px 0px;padding:0px;border:0px;outline:0px;font-family:Helvetica,FreeSans,'Liberation Sans',Helmet,Arial,sans-serif;vertical-align:baseline;line-height:18px;color:rgb(0,0,0);word-break:break-word;overflow:hidden">


<span style="font-weight:normal"><font>When i start understanding openstack , There are three nodes a) controller node b)Compute node c) Network node</font></span></h2><div><span style="color:rgb(51,51,51);font-family:Helvetica,FreeSans,'Liberation Sans',Helmet,Arial,sans-serif;line-height:17px">i) as my understanding controller node contains all the components like nova,neutron cinder,glance,swift,Horizon etc</span><br style="color:rgb(51,51,51);font-family:Helvetica,FreeSans,'Liberation Sans',Helmet,Arial,sans-serif;line-height:17px">


<br style="color:rgb(51,51,51);font-family:Helvetica,FreeSans,'Liberation Sans',Helmet,Arial,sans-serif;line-height:17px"><span style="color:rgb(51,51,51);font-family:Helvetica,FreeSans,'Liberation Sans',Helmet,Arial,sans-serif;line-height:17px">ii) Compute node is nova and neutron but not all components.</span><br style="color:rgb(51,51,51);font-family:Helvetica,FreeSans,'Liberation Sans',Helmet,Arial,sans-serif;line-height:17px">


<br style="color:rgb(51,51,51);font-family:Helvetica,FreeSans,'Liberation Sans',Helmet,Arial,sans-serif;line-height:17px"><span style="color:rgb(51,51,51);font-family:Helvetica,FreeSans,'Liberation Sans',Helmet,Arial,sans-serif;line-height:17px">iii) Network node is nova and neutron.</span><br style="color:rgb(51,51,51);font-family:Helvetica,FreeSans,'Liberation Sans',Helmet,Arial,sans-serif;line-height:17px">


<br style="color:rgb(51,51,51);font-family:Helvetica,FreeSans,'Liberation Sans',Helmet,Arial,sans-serif;line-height:17px"></div></div></blockquote><div><br></div><div>This three node description is for the install guide, where our goal is to get you to be able to launch an instance or store an object for example. For running a real production cloud there are many more considerations. I'd suggest reading the Operations Guide first, such as <a href="http://docs.openstack.org/openstack-ops/content/cloud_controller_design.html">http://docs.openstack.org/openstack-ops/content/cloud_controller_design.html</a> which says that the cloud controller is just a simplification. </div>

<div> </div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left-width:1px;border-left-color:rgb(204,204,204);border-left-style:solid;padding-left:1ex"><div dir="ltr"><div><span style="color:rgb(51,51,51);font-family:Helvetica,FreeSans,'Liberation Sans',Helmet,Arial,sans-serif;line-height:17px">when i reading doc , they said like openstack compute (Controller Services) , openstack network services (Cloud controller) , can you please clarify is each and every component of openstack has controller and client? [like Nova Service(Controller) - Nova Client, Neutron Service (Controller) - neutron client, cinder controller - cinder client ] or (nova controller for compute , nova-network for cloud controller),</span></div>

</div></blockquote><div><br></div><div>There's a much more detailed description of each service in </div><div><a href="http://docs.openstack.org/admin-guide-cloud/content/compute-service.html">http://docs.openstack.org/admin-guide-cloud/content/compute-service.html</a><br>

</div><div><br></div><div> </div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left-width:1px;border-left-color:rgb(204,204,204);border-left-style:solid;padding-left:1ex"><div dir="ltr"><div><span style="color:rgb(51,51,51);font-family:Helvetica,FreeSans,'Liberation Sans',Helmet,Arial,sans-serif;line-height:17px"> Is Nova only controller , if nova is only a controller it must be act as orchestration right? if yes then why we have to use heat for orchestration ?</span></div>

</div></blockquote><div><br></div><div>The nova project works on launching instances, scheduling which host it launches to, providing the REST API service, allocating network and storage resources to VMs. I have seen orchestration used for these collective activities. When you want to orchestrate several cloud resources in order to run an application such as WordPress on a virtual platform, then you orchestrate the application with the heat project. Read more here: <a href="http://docs.openstack.org/admin-guide-cloud/content/orchestration-service.html">http://docs.openstack.org/admin-guide-cloud/content/orchestration-service.html</a></div>

<div><br></div><div>Hope this helps you dig deeper into the documentation. </div><div><br></div><div>Anne</div><div> </div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left-width:1px;border-left-color:rgb(204,204,204);border-left-style:solid;padding-left:1ex">

<div dir="ltr"><div><br style="color:rgb(51,51,51);font-family:Helvetica,FreeSans,'Liberation Sans',Helmet,Arial,sans-serif;line-height:17px">
<br style="color:rgb(51,51,51);font-family:Helvetica,FreeSans,'Liberation Sans',Helmet,Arial,sans-serif;line-height:17px"><span style="color:rgb(51,51,51);font-family:Helvetica,FreeSans,'Liberation Sans',Helmet,Arial,sans-serif;line-height:17px">If any thing wrong , please clarify me, </span></div>


<div><span style="color:rgb(51,51,51);font-family:Helvetica,FreeSans,'Liberation Sans',Helmet,Arial,sans-serif;line-height:17px"><br></span></div><div><span style="color:rgb(51,51,51);font-family:Helvetica,FreeSans,'Liberation Sans',Helmet,Arial,sans-serif;line-height:17px">if you have any document or guide please route to me.</span><br style="color:rgb(51,51,51);font-family:Helvetica,FreeSans,'Liberation Sans',Helmet,Arial,sans-serif;line-height:17px">


<br style="color:rgb(51,51,51);font-family:Helvetica,FreeSans,'Liberation Sans',Helmet,Arial,sans-serif;line-height:17px"><span style="color:rgb(51,51,51);font-family:Helvetica,FreeSans,'Liberation Sans',Helmet,Arial,sans-serif;line-height:17px">Thank you in advance,</span><span class=""><font color="#888888"><br style="color:rgb(51,51,51);font-family:Helvetica,FreeSans,'Liberation Sans',Helmet,Arial,sans-serif;line-height:17px">


<br style="color:rgb(51,51,51);font-family:Helvetica,FreeSans,'Liberation Sans',Helmet,Arial,sans-serif;line-height:17px"></font></span></div><span class=""><font color="#888888">-- <br>Best Regards,<br>Sharath<br>


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