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<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D;mso-fareast-language:EN-US">I’m a bit weary in re-installing that host as it runs the engine on a shared storage locally.<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D;mso-fareast-language:EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D;mso-fareast-language:EN-US">I’ll try to figure out the networking errors first.<o:p></o:p></span></p>
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<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D;mso-fareast-language:EN-US">Thanks,<o:p></o:p></span></p>
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<p class="MsoNormal"><b><span lang="EN-US" style="font-size:11.0pt;font-family:"Calibri",sans-serif">From:</span></b><span lang="EN-US" style="font-size:11.0pt;font-family:"Calibri",sans-serif"> Yaniv Kaul [mailto:ykaul@redhat.com]
<br>
<b>Sent:</b> dimanche 10 janvier 2016 19:03<br>
<b>To:</b> Christophe TREFOIS <christophe.trefois@uni.lu><br>
<b>Cc:</b> Simone Tiraboschi <stirabos@redhat.com>; users@ovirt.org<br>
<b>Subject:</b> Re: [ovirt-users] How to add faster NIC to oVirt cluser / host?<o:p></o:p></span></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">On Sun, Jan 10, 2016 at 6:11 PM, Christophe TREFOIS <<a href="mailto:christophe.trefois@uni.lu" target="_blank">christophe.trefois@uni.lu</a>> wrote:<o:p></o:p></p>
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<p class="MsoNormal">Hi Yaniv, <o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">In the best case everything, I would like to replace the 1G with 10G.<o:p></o:p></p>
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<p class="MsoNormal">The reason is that both NICs are on the same subnet, which would create problems then with both active?<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">Linux isn't very happy when two NICs are on the same subnet, AFAIK, so indeed, I would not recommend it.<o:p></o:p></p>
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<p class="MsoNormal"> <o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">My guess is the RX errors are due to the missing gateway?<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">No, those are Ethernet level issues.<o:p></o:p></p>
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<p class="MsoNormal"> <o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">Currently I can’t reach the p4p1 NIC since the gateway goes through the 1G NIC.<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">Makes sense. If possible, I'd change this (routing-wise) and just reinstall the host from the oVirt management. That would be the simplest approach. <o:p></o:p></p>
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<p class="MsoNormal">(but again, I'd do it only after making sure the network is error free).<o:p></o:p></p>
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<p class="MsoNormal">Y.<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">Cheers,<o:p></o:p></p>
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<p style="line-height:12.0pt"><b><span style="font-size:10.0pt;font-family:"Arial",sans-serif;color:#3D3B3B">Dr Christophe Trefois, Dipl.-Ing.</span></b><span style="font-size:10.0pt;font-family:"Arial",sans-serif;color:#212121"> <br>
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<p class="MsoNormal"><span style="color:black"> <o:p></o:p></span></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">On 10 Jan 2016, at 16:42, Yaniv Kaul <<a href="mailto:ykaul@redhat.com" target="_blank">ykaul@redhat.com</a>> wrote:<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">On Mon, Jan 4, 2016 at 11:19 PM, Christophe TREFOIS <<a href="mailto:christophe.trefois@uni.lu" target="_blank">christophe.trefois@uni.lu</a>> wrote:<o:p></o:p></p>
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<p class="MsoNormal">p4p1: flags=4163<UP,BROADCAST,RUNNING,MULTICAST> mtu 1500<o:p></o:p></p>
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<p class="MsoNormal"> inet 10.79.2.254 netmask 255.255.0.0 broadcast 10.79.255.255<o:p></o:p></p>
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<p class="MsoNormal"> inet6 fe80::a236:9fff:fe16:b68c prefixlen 64 scopeid 0x20<link><o:p></o:p></p>
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<p class="MsoNormal"> ether a0:36:9f:16:b6:8c txqueuelen 1000 (Ethernet)<o:p></o:p></p>
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<p class="MsoNormal"> RX packets 2901163 bytes 2803302669 (2.6 GiB)<o:p></o:p></p>
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<p class="MsoNormal"> RX errors 35242 dropped 0 overruns 0 frame 35242<o:p></o:p></p>
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<p class="MsoNormal"><br>
Before you move, I suggest to look at the errors that you have here. On the 1G you have transferred far more data without errors.<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">What would you like to move to the 10g? The storage, migration, VM networks?<o:p></o:p></p>
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<p class="MsoNormal">Y.<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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