<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"><html>
<head>
<meta name="Generator" content="Zarafa WebApp v7.1.10-44973">
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
<title>AW: [ovirt-users] Fake power management?</title>
</head>
<body>
<font face="tahoma" size="2">Yes, pacemaker manages the engine. That part is working fine, the engine restarts on the remaining node without problems. <br>It's just that the guests don't come back up until the powered down node has been fenced manually.</font><br><pre style="white-space: -moz-pre-wrap; white-space: -pre-wrap; white-space: -o-pre-wrap; white-space: pre-wrap; word-wrap: break-word;" wrap="">-----Ursprüngliche Nachricht-----<br>> Von:Barak Azulay <<a href="mailto:bazulay@redhat.com">bazulay@redhat.com</a>><br>> Gesendet: Mon 17 November 2014 11:35<br>> An: Patrick Lottenbach <<a href="mailto:pl@a-bot.ch">pl@a-bot.ch</a>><br>> CC: <a href="mailto:users@ovirt.org">users@ovirt.org</a><br>> Betreff: Re: [ovirt-users] Fake power management?<br>> <br>> <br>> <br>> ----- Original Message -----<br>> > From: "mots" <<a href="mailto:mots@nepu.moe">mots@nepu.moe</a>><br>> > To: <a href="mailto:users@ovirt.org">users@ovirt.org</a><br>> > Sent: Friday, November 14, 2014 4:54:08 PM<br>> > Subject: [ovirt-users] Fake power management?<br>> > <br>> > Fake power management? Hello,<br>> > <br>> > I'm building a small demonstration system for our sales team to take to a<br>> > customer so that they can show them our solutions.<br>> > Hardware: Two Intel NUC's, a 4 port switch and a laptop.<br>> > Engine: Runs as a VM on one of the NUCs, which one it runs on is determined<br>> > by pacemaker.<br>> > Storage: Also managed by pacemaker, it's drbd backed and accessed with iscsi.<br>> > oVirt version: 3.5<br>> > OS: CentOS 6.6<br>> > <br>> > The idea is to have our sales representative (or the potential customer<br>> > himself) randomly pull the plug on one of the NUCs to show that the system<br>> > stays operational when part of the hardware fails.<br>> <br>> I assume you are aware that the engine might fence the node it is running on ... <br>> Or do you use pacemaker to run the engine as well ?<br>> <br>> > My problem is that I don't have any way to implement power management, so the<br>> > Engine can't fence nodes and won't restart guests that were running on the<br>> > node which lost power. In pacemaker I can just configure fencing over SSH or<br>> > even disable the requirement to do so completely. Is there something similar<br>> > for oVirt, so that the Engine will consider a node which it can't connect to<br>> > to be powered down?<br>> > <br>> > Regards,<br>> > <br>> > mots<br>> > <br>> > _______________________________________________<br>> > Users mailing list<br>> > <a href="mailto:Users@ovirt.org">Users@ovirt.org</a><br>> > <a href="http://lists.ovirt.org/mailman/listinfo/users" target="_blank">http://lists.ovirt.org/mailman/listinfo/users</a><br>> > <br>> </pre>
</body>
</html>