<div dir="ltr"><div><div>Hello All.<br><br></div>The fixed hook is only in 3.6. The hook version in 3.5 does not work. Although we can install the hook from 3.6 into 3.5 as it should be compatible and this is how it was done on the test slave.<br><br></div><div>Also just to remind some drawbacks of that solution as it was:<br><br></div><div>1. It was not puppetized (not a drawback, just a reminder).<br></div><div>2. It will break vm migration. Means we will have to manually move the vms when we do host maintenance or need to automate this as fabric task.<br><br></div><div></div>Anton.<br></div><div class="gmail_extra"><br><div class="gmail_quote">On Thu, May 12, 2016 at 3:36 PM, David Caro <span dir="ltr"><<a href="mailto:dcaro@redhat.com" target="_blank">dcaro@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 class="HOEnZb"><div class="h5">On 05/11 18:44, Eyal Edri wrote:<br>
> On Wed, May 11, 2016 at 6:27 PM, David Caro <<a href="mailto:dcaro@redhat.com">dcaro@redhat.com</a>> wrote:<br>
><br>
> > On 05/11 18:21, Eyal Edri wrote:<br>
> > > On Wed, May 11, 2016 at 5:36 PM, Nadav Goldin <<a href="mailto:ngoldin@redhat.com">ngoldin@redhat.com</a>><br>
> > wrote:<br>
> > ><br>
> > > > Hi,<br>
> > > > ovirt-srv11 host is in an empty cluster called 'Production_CentOS', its<br>
> > > > quite a strong machine with 251GB of ram, currently it has no VMs and<br>
> > as<br>
> > > > far as I can tell isn't used at all.<br>
> > > > I want to move it to the 'Jenkins_CentOS' cluster in order to add more<br>
> > VMs<br>
> > > > and later upgrade the older clusters to el7(if we have enough slaves<br>
> > in the<br>
> > > > Jenkins_CentOS cluster, we could just take the VMs down in the Jenkins<br>
> > > > cluster and upgrade). this is unrelated to the new hosts<br>
> > ovirt-srv17-26.<br>
> > > ><br>
> > > ><br>
> > > There is no reason to keep such a strong server there when we can use it<br>
> > > for many more slaves on Jenkins.<br>
> > > If we need that extra server in Production DC (for hosted engine<br>
> > redundancy<br>
> > > and to allow maintenance) then lets take the lower end new servers from<br>
> > > 17-26 and replace it with the strong one.<br>
> > > We need to utilize our servers, I don't think we're at 50% utilization<br>
> > > even, looking at the memory consumption last time i checked when all<br>
> > slaves<br>
> > > were working.<br>
> ><br>
> > As we already discussed, I strongly recommend implementing the local disk<br>
> > vms,<br>
> > and keep an eye to the nfs load and net counters<br>
> ><br>
><br>
> I agree, and this is the plan, though before that we need:<br>
><br>
><br>
</div></div>> 1. backup & upgrade the HE instance to 3.5 (local hook is a 3.6, i<br>
<span class="">> prefer using it with engine 3.6)<br>
</span>> 2. reinstall all servers from 01-10 to use the SSD<br>
<br>
^ Do we need that? can't we start using the local disk hook on the new servers?<br>
<div class="HOEnZb"><div class="h5">><br>
><br>
> Once we do that we can start moving all VMs to use the local disk hook.<br>
><br>
><br>
><br>
> ><br>
> > ><br>
> > ><br>
> > ><br>
> > > > I'm not sure why it was put there, so posting here if anyone objects or<br>
> > > > I'm missing something<br>
> > > ><br>
> > > ><br>
> > > > Thanks<br>
> > > ><br>
> > > > Nadav.<br>
> > > ><br>
> > > ><br>
> > > > _______________________________________________<br>
> > > > Infra mailing list<br>
> > > > <a href="mailto:Infra@ovirt.org">Infra@ovirt.org</a><br>
> > > > <a href="http://lists.ovirt.org/mailman/listinfo/infra" rel="noreferrer" target="_blank">http://lists.ovirt.org/mailman/listinfo/infra</a><br>
> > > ><br>
> > > ><br>
> > ><br>
> > ><br>
> > > --<br>
> > > Eyal Edri<br>
> > > Associate Manager<br>
> > > RHEV DevOps<br>
> > > EMEA ENG Virtualization R&D<br>
> > > Red Hat Israel<br>
> > ><br>
> > > phone: <a href="tel:%2B972-9-7692018" value="+97297692018">+972-9-7692018</a><br>
> > > irc: eedri (on #tlv #rhev-dev #rhev-integ)<br>
> ><br>
> > > _______________________________________________<br>
> > > Infra mailing list<br>
> > > <a href="mailto:Infra@ovirt.org">Infra@ovirt.org</a><br>
> > > <a href="http://lists.ovirt.org/mailman/listinfo/infra" rel="noreferrer" target="_blank">http://lists.ovirt.org/mailman/listinfo/infra</a><br>
> ><br>
> ><br>
> > --<br>
> > David Caro<br>
> ><br>
> > Red Hat S.L.<br>
> > Continuous Integration Engineer - EMEA ENG Virtualization R&D<br>
> ><br>
> > Tel.: <a href="tel:%2B420%20532%20294%20605" value="+420532294605">+420 532 294 605</a><br>
> > Email: <a href="mailto:dcaro@redhat.com">dcaro@redhat.com</a><br>
> > IRC: dcaro|dcaroest@{freenode|oftc|redhat}<br>
> > Web: <a href="http://www.redhat.com" rel="noreferrer" target="_blank">www.redhat.com</a><br>
> > RHT Global #: 82-62605<br>
> ><br>
><br>
><br>
><br>
> --<br>
> Eyal Edri<br>
> Associate Manager<br>
> RHEV DevOps<br>
> EMEA ENG Virtualization R&D<br>
> Red Hat Israel<br>
><br>
> phone: <a href="tel:%2B972-9-7692018" value="+97297692018">+972-9-7692018</a><br>
> irc: eedri (on #tlv #rhev-dev #rhev-integ)<br>
<br>
--<br>
David Caro<br>
<br>
Red Hat S.L.<br>
Continuous Integration Engineer - EMEA ENG Virtualization R&D<br>
<br>
Tel.: <a href="tel:%2B420%20532%20294%20605" value="+420532294605">+420 532 294 605</a><br>
Email: <a href="mailto:dcaro@redhat.com">dcaro@redhat.com</a><br>
IRC: dcaro|dcaroest@{freenode|oftc|redhat}<br>
Web: <a href="http://www.redhat.com" rel="noreferrer" target="_blank">www.redhat.com</a><br>
RHT Global #: 82-62605<br>
</div></div><br>_______________________________________________<br>
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<br></blockquote></div><br><br clear="all"><br>-- <br><div class="gmail_signature"><div dir="ltr"><div><div dir="ltr"><span><font color="#888888"><div>Anton Marchukov<br>Senior Software Engineer - <span><span><font color="#888888"><span><span><font color="#888888"><span><span><font color="#888888">RHEV CI - </font></span></span></font></span></span>Red Hat</font></span></span><br><br></div></font></span></div></div></div></div>
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