<html><head><meta http-equiv="content-type" content="text/html; charset=utf-8"></head><body dir="auto"><div></div><div><br></div><div><br>On 09 Dec 2015, at 18:07, Nathanaël Blanchet &lt;<a href="mailto:blanchet@abes.fr">blanchet@abes.fr</a>&gt; wrote:<br><br></div><blockquote type="cite"><div>
  
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    <div class="moz-cite-prefix">Le 09/12/2015 18:00, Michal Skrivanek a
      écrit&nbsp;:<br>
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          <div class="">On 09 Dec 2015, at 17:54, Nathanaël Blanchet
            &lt;<a moz-do-not-send="true" href="mailto:blanchet@abes.fr" class="">blanchet@abes.fr</a>&gt; wrote:</div>
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              <div class="moz-cite-prefix">Le 09/12/2015 17:12, Michal
                Skrivanek a écrit&nbsp;:<br class="">
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                    <div class="">On 09 Dec 2015, at 14:54, Nathanaël
                      Blanchet &lt;<a moz-do-not-send="true" href="mailto:blanchet@abes.fr" class="">blanchet@abes.fr</a>&gt;
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                        <div class="moz-cite-prefix">Le 08/12/2015
                          11:43, Michal Skrivanek a écrit&nbsp;:<br class="">
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                            On 08 Dec 2015, at 11:20, Yaniv Dary &lt;<a moz-do-not-send="true" class="moz-txt-link-abbreviated" href="mailto:ydary@redhat.com"></a><a class="moz-txt-link-abbreviated" href="mailto:ydary@redhat.com">ydary@redhat.com</a>&gt;


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                                            <pre cols="72" class=""><span style="font-family:arial,helvetica,sans-serif" class="">Yaniv Dary
Technical Product Manager
Red Hat Israel Ltd.
34 Jerusalem Road
Building A, 4th floor
Ra'anana, Israel 4350109

Tel : +972 (9) 7692306
        8272306
Email: <a moz-do-not-send="true" href="mailto:ydary@redhat.com" target="_blank" class="">ydary@redhat.com</a>
IRC : ydary</span></pre>
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                                  <div class="gmail_quote">On Tue, Dec
                                    8, 2015 at 2:03 AM, Nathanaël
                                    Blanchet <span dir="ltr" class="">&lt;<a moz-do-not-send="true" class="moz-txt-link-abbreviated" href="mailto:blanchet@abes.fr"></a><a class="moz-txt-link-abbreviated" href="mailto:blanchet@abes.fr">blanchet@abes.fr</a>&gt;</span>
                                    wrote:<br class="">
                                    <blockquote class="gmail_quote" style="margin:0 0 0
                                      .8ex;border-left:1px #ccc
                                      solid;padding-left:1ex">Hi all,<br class="">
                                      <br class="">
                                      I may miss something but according
                                      to <a moz-do-not-send="true" class="moz-txt-link-freetext" href="http://www.ovirt.org/Features/Hot_Plug_Memory">http://www.ovirt.org/Features/Hot_Plug_Memory</a>,
                                      ovirt 3.6 was supposed to support
                                      the hot plug memory feature.
                                      Nothing happens in reality when
                                      increasing memory on a running vm
                                      with centos7.<br class="">
                                      I found this : <a moz-do-not-send="true" href="http://lists.ovirt.orgpipermail/kimchi-devel/2015-June/010714.html" rel="noreferrer" target="_blank" class=""></a><a class="moz-txt-link-freetext" href="http://lists.ovirt.orgpipermail/kimchi-devel/2015-June/010714.html">http://lists.ovirt.orgpipermail/kimchi-devel/2015-June/010714.html</a>,
                                      and it seems that el7.1 can't
                                      support the feature because of its
                                      libvirt version (1.2.8) while the
                                      required one is 1.2.14.<br class="">
                                      I didn't test, but I guess F22
                                      supports it.<br class="">
                                      Is there any chance that el7.2
                                      would support it with a backported
                                      libvirtd?<br class="">
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                                    <div class="">It does support it,
                                      but only hot-plug not hot-unplug.<br class="">
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                                    <div class="">&nbsp;</div>
                                    <blockquote class="gmail_quote" style="margin:0 0 0
                                      .8ex;border-left:1px #ccc
                                      solid;padding-left:1ex"> Or will a
                                      dedicated libvirt rhev package be
                                      released so as the downstream to
                                      support it (like qemu-kvm for live
                                      snapshot some time ago)?<br class="">
                                      Documentation and limitation of
                                      the libvirt version for hot plug
                                      memory are difficult to find in
                                      the ovirt wiki and more generally
                                      on the web.<br class="">
                                      Maybe the feature has been
                                      postponed to a 3.6.z release?<br class="">
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                                    <div class="">I works with fedora
                                      and you can use it currently with
                                      this feature.<br class="">
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                          It works on centos too, qemu-kvm-ev 2.3 we
                          distribute in ovirt repo</blockquote>
                        Hello, no qemu-kvm-ev 2.3 is not enough:<br class="">
                        [root@fuji ~]# qemu-img --version<br class="">
                        qemu-img version 2.3.0
                        (qemu-kvm-ev-2.3.0-29.1.el7), Copyright (c)
                        2004-2008 Fabrice Bellard<br class="">
                        and<br class="">
                        vdsm-4.17.10.1-0.el7.centos.noarch<br class="">
                        <br class="">
                        I get this error message each time I try to hot
                        add memory :<br class="">
                        Dec&nbsp; 9 11:18:00 fuji journal: unsupported
                        configuration: unknown device type ‘memory'<br class="">
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                  was the VM started in a 3.6 cluster? <br class="">
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              sure, on a full 3.6 cluster. I stopped/restarted them. I
              restarted vdsmd and libvirtd<br class="">
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        ok..and just for the sake of completeness - what is libvirt
        version exactly? If you’re running &lt;1.2.14 then your initial
        comment make a lot of sense….</div>
      <div>Yes, el7.2 has the right one (1.2.17) but even on 7.1 it
        should support it and if it doesn’t it’s our problem we should
        fix in ovirt (similarly as we solve qemu by shipping it
        ourselves)<br>
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    libvirt-daemon-1.2.8-16.el7_1.5.x86_64<br>
    I'm really surprised that such a waited feature has not been yet
    tested by the community users with el7, so that nobody has reported
    the issue yet.<br></div></blockquote><div><br></div>Weird indeed. Well, RHEL 7.2 is out for more than a month and there is centos 7.2 beta and perhaps rc as well, it's due very soon<div>Sandro, we should think about it - since we push qemu-kvm-ev we do not really enforce anyone to run on el7.2. We want to do that for various reasons as soon as possible. Maybe updating qemu-kvm-ev to require new 7.2 libvirt?</div><div><br><blockquote type="cite"><div>
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                <div class="">Or how/when did you create it?</div>
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              those vms have been created before uprading to 3.6, some
              of them from a blank template, other one based on a el7
              template.<br class="">
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                <div class="">Thanks,</div>
                <div class="">michal</div>
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                        I tried to restart vdsmd but it is the same,
                        even on other hosts.<br class="">
                        <br class="">
                        any help will be appreciated, thank you.<br class="">
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                                        .8ex;border-left:1px #ccc
                                        solid;padding-left:1ex"> Thank
                                        you for your help<br class="">
_______________________________________________<br class="">
                                        Users mailing list<br class="">
                                        <a moz-do-not-send="true" href="mailto:Users@ovirt.org" target="_blank" class="">Users@ovirt.org</a><br class="">
                                        <a moz-do-not-send="true" href="http://lists.ovirt.org/mailman/listinfo/users" rel="noreferrer" target="_blank" class="">http://lists.ovirt.org/mailman/listinfo/users</a><br class="">
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                              <div class=""><span class="">_______________________________________________</span><br class="">
                                <span class="">Users mailing list</span><br class="">
                                <span class=""><a moz-do-not-send="true" href="mailto:Users@ovirt.org" class="">Users@ovirt.org</a></span><br class="">
                                <span class=""><a moz-do-not-send="true" href="http://lists.ovirt.org/mailman/listinfo/users" class="">http://lists.ovirt.org/mailman/listinfo/users</a></span><br class="">
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                        <pre class="moz-signature" cols="72">-- 
Nathanaël Blanchet

Supervision réseau
Pôle Infrastrutures Informatiques
227 avenue Professeur-Jean-Louis-Viala
34193 MONTPELLIER CEDEX 5         
Tél. 33 (0)4 67 54 84 55
Fax  33 (0)4 67 54 84 14
<a moz-do-not-send="true" class="moz-txt-link-abbreviated" href="mailto:blanchet@abes.fr">blanchet@abes.fr</a> </pre>
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              <pre class="moz-signature" cols="72">-- 
Nathanaël Blanchet

Supervision réseau
Pôle Infrastrutures Informatiques
227 avenue Professeur-Jean-Louis-Viala
34193 MONTPELLIER CEDEX 5         
Tél. 33 (0)4 67 54 84 55
Fax  33 (0)4 67 54 84 14
<a moz-do-not-send="true" class="moz-txt-link-abbreviated" href="mailto:blanchet@abes.fr">blanchet@abes.fr</a> </pre>
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    <pre class="moz-signature" cols="72">-- 
Nathanaël Blanchet

Supervision réseau
Pôle Infrastrutures Informatiques
227 avenue Professeur-Jean-Louis-Viala
34193 MONTPELLIER CEDEX 5         
Tél. 33 (0)4 67 54 84 55
Fax  33 (0)4 67 54 84 14
<a class="moz-txt-link-abbreviated" href="mailto:blanchet@abes.fr">blanchet@abes.fr</a> </pre>
  

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