Re: [ovirt-users] Hyper converged network setup

On Wed, Sep 13, 2017 at 8:42 AM, Tailor, Bharat < bharat(a)synergysystemsindia.com&gt; wrote: > Hi Charles & Donny, > > Thank you so much. > > @Donny my 3rd node's IP is 192.168.100.17(Mentioned wrong in above mail). > I was trying to install ovirt ova on test2.localdomain. I've cleared all > the steps and at last I got a message like "Engine is still unreachable". > Kindly help me to troubleshoot it. > > @Ykaul How can I register myself in mailing list? > http://lists.ovirt.org/mailman/listinfo/users Y. > > Regrards > Bharat Kumar > > G15- Vinayak Nagar complex,Opp.Maa Satiya, ayad > Udaipur (Raj.) > 313001 > Mob: +91-9950-9960-25 > > > > > > On Wed, Sep 13, 2017 at 3:06 AM, Charles Kozler <ckozleriii(a)gmail.com&gt; > wrote: > >> Bharat - >> >> 1. Yes. Will need to configure switch port as a trunk and setup your >> VLANs and VLAN ID's >> 2. Yes >> 3. You can still access the hosts. The engine itself crashing or being >> down wont stop your VMs or hosts or anything (unless fencing). You can use >> virsh >> 4. My suggestion here is start immediately after a fresh server install >> and yum update. Installer does a lot and checks a lot and wont like things: >> ex - you setup ovirtmgmt bridged network yourself >> 5. Yes. See #1, usually what I do is each ovirt node I have I set an IP >> of .5, then .6, and so on. This way I can be sure my network itself is >> working before adding a VM and attaching that NIC to it >> >> On Tue, Sep 12, 2017 at 4:41 PM, Donny Davis <donny(a)fortnebula.com&gt; >> wrote: >> >>> 1. Yes, you can do this >>> 2. Yes, In linux it's called bonding and this can be done from the UI >>> 3. You can get around using the Engine machine if required with virsh >>> or virt-manager - however I would just wait for the manager to migrate and >>> start on another host in the cluster >>> 4. The deployment will take care of everything for you. You just need >>> an IP >>> 5. Yes, you can use vlans or virtual networking(NSXish) called OVS in >>> oVirt. >>> >>> I noticed on your deployment machines 2 and 3 have the same IP. Might >>> want to fix that before deploying >>> >>> Happy trails >>> ~D >>> >>> >>> On Tue, Sep 12, 2017 at 2:00 PM, Tailor, Bharat < >>> bharat(a)synergysystemsindia.com&gt; wrote: >>> >>>> Hi Charles, >>>> >>>> Thank you so much to share a cool stuff with us. >>>> >>>> My doubts are still not cleared. >>>> >>>> >>>> 1. What If I have only single Physical network adaptor? Can't I >>>> use it for management network & production network both. >>>> 2. If I have two Physical network adaptor, Can I configure NIC >>>> teaming as like Vmware ESXi. >>>> 3. What If my ovirt machine fails during production period? In >>>> vmware we can access ESXi hosts and VM without Vcenter and do all the >>>> stuffs. Can we do the same with Ovirt & KVM. >>>> 4. To deploy ovirt engine VM, what kind of configuration I'll have >>>> to do on network adaptors? (eg. just configure IP on physical network or >>>> have to create br0 for it.) >>>> 5. Can I make multiple VM networks for vlan configuration? >>>> >>>> >>>> Regrards >>>> Bharat Kumar >>>> >>>> G15- Vinayak Nagar complex,Opp.Maa Satiya, ayad >>>> Udaipur (Raj.) >>>> 313001 >>>> Mob: +91-9950-9960-25 >>>> >>>> >>>> >>>> >>>> >>>> On Tue, Sep 12, 2017 at 9:30 PM, Charles Kozler <ckozleriii(a)gmail.com&gt; >>>> wrote: >>>> >>>>> >>>>> Interestingly enough I literally just went through this same thing >>>>> with a slight variation. >>>>> >>>>> Note to the below: I am not sure if this would be considerd best >>>>> practice or good for something long term support but I made due with what I >>>>> had >>>>> >>>>> I had 10Gb cards for my storage network but no 10Gb switch, so I >>>>> direct connected them with some fun routing and /etc/hosts settings. I also >>>>> didnt want my storage network on a routed network (have firewalls in the >>>>> way of VLANs) and I wanted the network separate from my ovirtmgmt - and, as >>>>> I said, had no switches for 10Gb. Here is what you need at a bare minimum. >>>>> Adapt / change it as you need >>>>> >>>>> 1 dedicated NIC on each node for ovirtmgmt. Ex: eth0 >>>>> >>>>> 1 dedicated NIC to direct connect node 1 and node 2 - eth1 node1 >>>>> 1 dedicated NIC to direct connect node 1 and node 3 - eth2 node1 >>>>> >>>>> 1 dedicated NIC to direct connect node 2 and node 1 - eth1 node2 >>>>> 1 dedicated NIC to direct connect node 2 and node 3 - eth2 node2 >>>>> >>>>> 1 dedicated NIC to direct connect node 3 and node 1 - eth1 node3 >>>>> 1 dedicated NIC to direct connect node 3 and node 2 - eth2 node3 >>>>> >>>>> You'll need custom routes too: >>>>> >>>>> Route to node 3 from node 1 via eth2 >>>>> Route to node 3 from node 2 via eth2 >>>>> Route to node 2 from node 3 via eth2 >>>>> >>>>> Finally, entries in your /etc/hosts which match to your routes above >>>>> >>>>> Then, advisably, a dedicated NIC per box for VM network but you can >>>>> leverage ovirtmgmt if you are just proofing this out >>>>> >>>>> At this point if you can reach all of your nodes via this direct >>>>> connect IPs then you setup gluster as you normally would referencing your >>>>> entries in /etc/hosts when you call "gluster volume create" >>>>> >>>>> In my setup, as I said, I had 2x 2 port PCIe 10Gb cards per server so >>>>> I setup LACP as well as you can see below >>>>> >>>>> This is what my Frankenstein POC looked like: >>>>> http://i.imgur.com/iURL9jv.png >>>>> >>>>> You can optionally choose to setup this network in ovirt as well (and >>>>> add the NICs to each host) but dont configure it as a VM network. Then you >>>>> can also, with some other minor tweaks, use these direct connects as >>>>> migration networks rather than ovirtmgmt or VM network >>>>> >>>>> On Tue, Sep 12, 2017 at 9:12 AM, Tailor, Bharat < >>>>> bharat(a)synergysystemsindia.com&gt; wrote: >>>>> >>>>>> Hi, >>>>>> >>>>>> I am trying to deploy 3 hosts hyper converged setup. >>>>>> I am using Centos and installed KVM on all hosts. >>>>>> >>>>>> Host-1 >>>>>> Hostname - test1.localdomain >>>>>> eth0 - 192.168.100.15/24 >>>>>> GW - 192.168.100.1 >>>>>> >>>>>> Hoat-2 >>>>>> Hostname - test2.localdomain >>>>>> eth0 - 192.168.100.16/24 >>>>>> GW - 192.168.100.1 >>>>>> >>>>>> Host-3 >>>>>> Hostname - test3.localdomain >>>>>> eth0 - 192.168.100.16/24 >>>>>> GW - 192.168.100.1 >>>>>> >>>>>> I have created two gluster volume "engine" & "data" with replica 3. >>>>>> I have add fqdn entry in /etc/hosts for all host for DNS resolution. >>>>>> >>>>>> I want to deploy Ovirt engine self hosted OVA to manage all the >>>>>> hosts and production VM and my ovirt-engine VM should have HA enabled. >>>>>> >>>>>> I found multiple docs over internet to deply Self-hosted-engine-ova >>>>>> but I don't what kind of network configuration I've to do on Centos network >>>>>> card & KVM. As KVM docs suggest that I've to create a bridge network for >>>>>> Pnic to Vnic bridge. If I configure a bridge br0 for eth0 bridge that I >>>>>> can't see eth0 while deploying ovirt-engine setup at NIC card choice. >>>>>> >>>>>> Kindly help me to do correct configuration for Centos hosts, KVM & >>>>>> ovirt-engine-vm for HA enabled DC. >>>>>> Regrards >>>>>> Bharat Kumar >>>>>> >>>>>> G15- Vinayak Nagar complex,Opp.Maa Satiya, ayad >>>>>> Udaipur (Raj.) >>>>>> 313001 >>>>>> Mob: +91-9950-9960-25 >>>>>> >>>>>> >>>>>> >>>>>> >>>>>> >>>>>> _______________________________________________ >>>>>> Users mailing list >>>>>> Users(a)ovirt.org >>>>>> http://lists.ovirt.org/mailman/listinfo/users >>>>>> >>>>>> >>>>> >>>> >>>> _______________________________________________ >>>> Users mailing list >>>> Users(a)ovirt.org >>>> http://lists.ovirt.org/mailman/listinfo/users >>>> >>>> >>> >> >