<html><head><meta http-equiv="Content-Type" content="text/html charset=utf-8"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class=""><br class=""><div><blockquote type="cite" class=""><div class="">On 31 May 2016, at 14:30, Ralf Schenk <<a href="mailto:rs@databay.de" class="">rs@databay.de</a>> wrote:</div><br class="Apple-interchange-newline"><div class="">
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<div bgcolor="#FFFFFF" text="#000000" class=""><p class="">Hello,</p><p class="">I try to get VM's to use hugepages by default. We use them on our
manual VM's set up for libvirt and experience performance
advantages. I installed vdsm-hook-hugepages, but according to
<a class="moz-txt-link-freetext" href="http://www.ovirt.org/develop/developer-guide/vdsm/hook/hugepages/">http://www.ovirt.org/develop/developer-guide/vdsm/hook/hugepages/</a>
I have to set hugepages=SIZE. Engine Web-Fronted doesn't show an
option anywhere to specify this. <br class=""></p></div></div></blockquote><div><br class=""></div>It uses transparent hugepages for quite some time, which kind of obsoleted the hook. Do you really need/want to explicitly configure hugepages, is THP not good enough for your case?</div><div>(though, I tried the hook not so long ago and it did its job, so not sure what’s the problem…, it’s just annoying to configure it:)</div><div><br class=""></div><div>Thanks,</div><div>michal</div><div><br class=""><blockquote type="cite" class=""><div class=""><div bgcolor="#FFFFFF" text="#000000" class=""><p class="">
</p><p class="">I want the VMs to have:</p><p class=""><tt class=""> <memoryBacking><br class="">
<hugepages/><br class="">
</memoryBacking><br class="">
</tt><br class="">
</p><p class="">Any hint ?<br class="">
</p><p class="">Versions:</p><p class=""><tt class="">vdsm.noarch
4.17.28-0.el7.centos @ovirt-3.6</tt><tt class=""><br class="">
</tt><tt class="">vdsm-cli.noarch
4.17.28-0.el7.centos @ovirt-3.6</tt><tt class=""><br class="">
</tt><tt class="">vdsm-gluster.noarch
4.17.28-0.el7.centos @ovirt-3.6</tt><tt class=""><br class="">
</tt><tt class="">vdsm-hook-hugepages.noarch
4.17.28-0.el7.centos @ovirt-3.6</tt><tt class=""><br class="">
</tt><tt class="">vdsm-hook-vmfex-dev.noarch
4.17.28-0.el7.centos @ovirt-3.6</tt><tt class=""><br class="">
</tt><tt class="">vdsm-infra.noarch
4.17.28-0.el7.centos @ovirt-3.6</tt><tt class=""><br class="">
</tt><tt class="">vdsm-jsonrpc.noarch
4.17.28-0.el7.centos @ovirt-3.6</tt><tt class=""><br class="">
</tt><tt class="">vdsm-python.noarch
4.17.28-0.el7.centos @ovirt-3.6</tt><tt class=""><br class="">
</tt><tt class="">vdsm-xmlrpc.noarch
4.17.28-0.el7.centos @ovirt-3.6</tt><tt class=""><br class="">
</tt><tt class="">vdsm-yajsonrpc.noarch
4.17.28-0.el7.centos @ovirt-3.6</tt><tt class=""><br class="">
</tt><br class="">
</p>
Engine:<br class="">
ovirt-engine.noarch
3.6.6.2-1.el7.centos @ovirt-3.6<br class="">
<br class="">
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<td valign="top" class=""> <font face="Verdana, Arial, sans-serif" size="-1" class=""><br class="">
<b class="">Ralf Schenk</b><br class="">
fon +49 (0) 24 05 / 40 83 70<br class="">
fax +49 (0) 24 05 / 40 83 759<br class="">
mail <a href="mailto:rs@databay.de" class=""><font color="#FF0000" class=""><b class="">rs@databay.de</b></font></a><br class="">
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<b class="">Databay AG</b><br class="">
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D-52146 Würselen<br class="">
<a href="http://www.databay.de/" class=""><font color="#FF0000" class=""><b class="">www.databay.de</b></font></a>
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Sitz/Amtsgericht Aachen • HRB:8437 • USt-IdNr.: DE
210844202<br class="">
Vorstand: Ralf Schenk, Dipl.-Ing. Jens Conze, Aresch
Yavari, Dipl.-Kfm. Philipp Hermanns<br class="">
Aufsichtsratsvorsitzender: Klaus Scholzen (RA) </font>
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