<div dir="ltr"><div><div><div><div><div><div>I was referring to situation in which the host was there before, but you need to re-install it to the new cluster with the new management network.<br><br></div>No package removing is needed at all. Why would you do steps 2-4? no need.<br></div>Step 5 should work.<br><br></div>I'm not sure i understand what you mean by ' still I cannot remove the default ovirtmgmt network from that cluster'??<br></div>Do you want to detach it from the cluster?<br></div>Do you want to remove it from the DC?<br></div>Note that you can change the management network role only if the cluster has no hosts in it.<br><div><br></div></div><div class="gmail_extra"><br><div class="gmail_quote">On Wed, Sep 27, 2017 at 5:16 PM, Gianluca Cecchi <span dir="ltr"><<a href="mailto:gianluca.cecchi@gmail.com" target="_blank">gianluca.cecchi@gmail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr"><br><div class="gmail_extra"><br><div class="gmail_quote"><span class="">On Wed, Sep 27, 2017 at 4:04 PM, Michael Burman <span dir="ltr"><<a href="mailto:mburman@redhat.com" target="_blank">mburman@redhat.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr"><div><div><div><div><div><div><div><div><div>Hello Gianluca,<br><br></div>This is not the right flow. If you would like to have any other network in your cluster as the management network, then you need to create it as the management network of the cluster and then add hosts to the cluster, then the new network which was defined as the management network of the cluster will be the management network of the host/s in the cluster. <br></div><br></div>The correct flow will be :<br></div>1) Create new network for example - 'net1-mgmt'<br></div><div>2) Give 'net1-mgmt' a management role via manage networks, it can be done via networks>clusters flow or via Cluster>logical networks flow(note that management network must be required and attached)</div>3) Create cluster and choose 'net1-mgmt' as the management network of the cluster<br></div>3) Add/install the host in the cluster<br><br></div>See also - <a href="https://www.ovirt.org/develop/release-management/features/network/management-network-as-a-role/" target="_blank">https://www.ovirt.org/develop/<wbr>release-management/features/ne<wbr>twork/management-network-as-a-<wbr>role/</a><br></div>It's a network feature since 3.6<br><br></div>Cheers)<br><div><div><div><br></div></div></div></div><div class="gmail_extra"><div class="gmail_quote"><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><br></blockquote></div></div></blockquote><div><br></div></span><div>OK.</div><div>But what if the hosts already existed before?</div><div>Can I </div><div>1) delete host from engine gui </div><div>2) remove ovirt packages from host</div><div>3) verify also /var/lib/vdsm is removed</div><div>4) reboot host and verify all ok as a standalone server </div><div>5) add the host to the engine</div><div>Will step 5) have problems because y host is sort-of-already-known by the engine before?</div><div><br></div><div>Also, is it expected that if I set another network as mgmt one for a cluster, still I cannot remove the default ovirtmgmt network from that cluster? </div><div><br></div><div>Thanks</div><span class="HOEnZb"><font color="#888888"><div>Gianluca</div></font></span></div></div></div>
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