<div dir="ltr"><div>Ominous..</div><div><br></div><div>23 snapshots. Is there an upper limit?</div><div><br></div>Offline snapshot fails as well. Both logs attached again (snapshot attempted at 12:13 EST).<div class="gmail_extra">
<br clear="all"><div><div dir="ltr"><span style="font-family:arial,sans-serif;font-size:16px"><strong>Steve </strong></span></div></div><br><div class="gmail_quote">On Tue, Apr 22, 2014 at 11:20 AM, Dafna Ron <span dir="ltr">&lt;<a href="mailto:dron@redhat.com" target="_blank" onclick="window.open(&#39;https://mail.google.com/mail/?view=cm&amp;tf=1&amp;to=dron@redhat.com&amp;cc=&amp;bcc=&amp;su=&amp;body=&#39;,&#39;_blank&#39;);return false;">dron@redhat.com</a>&gt;</span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">are you able to take an offline snapshot? (while the vm is down)<br>
how many snapshots do you have on this vm?<div class=""><br>
<br>
On 04/22/2014 04:19 PM, Steve Dainard wrote:<br>
</div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div class="">
No alert in web ui, I restarted the VM yesterday just in case, no change. I also restored an earlier snapshot and tried to re-snapshot, same result.<br>
<br></div>
*Steve<br>
*<div><div class="h5"><br>
<br>
<br>
On Tue, Apr 22, 2014 at 10:57 AM, Dafna Ron &lt;<a href="mailto:dron@redhat.com" target="_blank" onclick="window.open(&#39;https://mail.google.com/mail/?view=cm&amp;tf=1&amp;to=dron@redhat.com&amp;cc=&amp;bcc=&amp;su=&amp;body=&#39;,&#39;_blank&#39;);return false;">dron@redhat.com</a> &lt;mailto:<a href="mailto:dron@redhat.com" target="_blank" onclick="window.open(&#39;https://mail.google.com/mail/?view=cm&amp;tf=1&amp;to=dron@redhat.com&amp;cc=&amp;bcc=&amp;su=&amp;body=&#39;,&#39;_blank&#39;);return false;">dron@redhat.com</a>&gt;&gt; wrote:<br>

<br>
    This is the actual problem:<br>
<br>
    bf025a73-eeeb-4ac5-b8a9-<u></u>32afa4ae482e::DEBUG::2014-04-<u></u>22<br>
    10:21:49,374::volume::1058::<u></u>Storage.Misc.excCmd::(<u></u>createVolume)<br>
    FAILED: &lt;err&gt; =<br>
    &#39;/rhev/data-center/9497ef2c-<u></u>8368-4c92-8d61-7f318a90748f/<u></u>95b9d922-4df7-4d3b-9bca-<u></u>467e2fd9d573/images/4<br>
    66d9ae9-e46a-46f8-9f4b-<u></u>964d8af0675b/87efa937-b31f-<u></u>4bb1-aee1-0ee14a0dc6fb:<br>
    error while creating qcow2: No such file or directory\n&#39;; &lt;rc&gt; = 1<br>
<br>
    from that you see the actual failure:<br>
<br>
    bf025a73-eeeb-4ac5-b8a9-<u></u>32afa4ae482e::ERROR::2014-04-<u></u>22<br>
    10:21:49,392::volume::286::<u></u>Storage.Volume::(clone) Volume.clone:<br>
    can&#39;t clone:<br>
    /rhev/data-center/9497ef2c-<u></u>8368-4c92-8d61-7f318a90748f/<u></u>95b9d922-4df7-4d3b-9bca-<u></u>467e2fd9d573/images/466d<br>
    9ae9-e46a-46f8-9f4b-<u></u>964d8af0675b/1a67de4b-aa1c-<u></u>4436-baca-ca55726d54d7<br>
    to<br>
    /rhev/data-center/9497ef2c-<u></u>8368-4c92-8d61-7f318a90748f/<u></u>95b9d922-4df7-4d3b-9bca-<u></u>467e2fd9d573/images/466d9ae9-<u></u>e46a-46f8-9f4b-964d8af0675b/<u></u>87efa937-b31f-4bb1-aee1-0ee1<br>
    4a0dc6fb<br>
    bf025a73-eeeb-4ac5-b8a9-<u></u>32afa4ae482e::ERROR::2014-04-<u></u>22<br>
    10:21:49,392::volume::508::<u></u>Storage.Volume::(create) Unexpected error<br>
    Traceback (most recent call last):<br>
      File &quot;/usr/share/vdsm/storage/<u></u>volume.py&quot;, line 466, in create<br>
        srcVolUUID, imgPath, volPath)<br>
      File &quot;/usr/share/vdsm/storage/<u></u>fileVolume.py&quot;, line 160, in _create<br>
        volParent.clone(imgPath, volUUID, volFormat, preallocate)<br>
      File &quot;/usr/share/vdsm/storage/<u></u>volume.py&quot;, line 287, in clone<br>
        raise se.CannotCloneVolume(self.<u></u>volumePath, dst_path, str(e))<br>
    CannotCloneVolume: Cannot clone volume:<br>
    &#39;src=/rhev/data-center/<u></u>9497ef2c-8368-4c92-8d61-<u></u>7f318a90748f/95b9d922-4df7-<u></u>4d3b-9bca-467e2fd9d573/images/<u></u>466d9ae9-e46a-46f8-9f4b-<u></u>964d8af0675b/1a67de4b-aa1c-<u></u>4436-baca-ca55726d54d7,<br>

    dst=/rhev/data-cen<br>
    ter/9497ef2c-8368-4c92-8d61-<u></u>7f318a90748f/95b9d922-4df7-<u></u>4d3b-9bca-467e2fd9d573/images/<u></u>466d9ae9-e46a-46f8-9f4b-<u></u>964d8af0675b/87efa937-b31f-<u></u>4bb1-aee1-0ee14a0dc6fb:<br>
    Error creating a new volume: ([&quot;Formatting<br>
    \&#39;/rhev/data-center/9497ef2c-<u></u>8368-<br>
    4c92-8d61-7f318a90748f/<u></u>95b9d922-4df7-4d3b-9bca-<u></u>467e2fd9d573/images/466d9ae9-<u></u>e46a-46f8-9f4b-964d8af0675b/<u></u>87efa937-b31f-4bb1-aee1-<u></u>0ee14a0dc6fb\&#39;,<br>
    fmt=qcow2 size=21474836480<br>
    backing_file=\&#39;../466d9ae9-<u></u>e46a-46f8-9f4b-964d8af0675b/<u></u>1a67de4b-aa<br>
    1c-4436-baca-ca55726d54d7\&#39; backing_fmt=\&#39;qcow2\&#39; encryption=off<br>
    cluster_size=65536 &quot;],)&#39;<br>
<br>
<br>
    do you have any alert in the webadmin to restart the vm?<br>
<br>
    Dafna<br>
<br>
<br>
    On 04/22/2014 03:31 PM, Steve Dainard wrote:<br>
<br>
        Sorry for the confusion.<br>
<br>
        I attempted to take a live snapshot of a running VM. After<br>
        that failed, I migrated the VM to another host, and attempted<br>
        the live snapshot again without success, eliminating a single<br>
        host as the cause of failure.<br>
<br>
        Ovirt is 3.3.4, storage domain is gluster 3.4.2.1, OS is<br>
        CentOS 6.5.<br>
<br>
        Package versions:<br>
        libvirt-0.10.2-29.el6_5.5.x86_<u></u>64<br>
        libvirt-lock-sanlock-0.10.2-<u></u>29.el6_5.5.x86_64<br>
        qemu-img-rhev-0.12.1.2-2.415.<u></u>el6.nux.3.x86_64<br>
        qemu-kvm-rhev-0.12.1.2-2.415.<u></u>el6.nux.3.x86_64<br>
        qemu-kvm-rhev-tools-0.12.1.2-<u></u>2.415.el6.nux.3.x86_64<br>
        vdsm-4.13.3-4.el6.x86_64<br>
        vdsm-gluster-4.13.3-4.el6.<u></u>noarch<br>
<br>
<br>
        I made another live snapshot attempt at 10:21 EST today, full<br>
        vdsm.log attached, and a truncated engine.log.<br>
<br>
        Thanks,<br>
<br>
        *Steve<br>
        *<br>
<br>
<br>
<br>
        On Tue, Apr 22, 2014 at 9:48 AM, Dafna Ron &lt;<a href="mailto:dron@redhat.com" target="_blank" onclick="window.open(&#39;https://mail.google.com/mail/?view=cm&amp;tf=1&amp;to=dron@redhat.com&amp;cc=&amp;bcc=&amp;su=&amp;body=&#39;,&#39;_blank&#39;);return false;">dron@redhat.com</a><br>
</div></div>
        &lt;mailto:<a href="mailto:dron@redhat.com" target="_blank" onclick="window.open(&#39;https://mail.google.com/mail/?view=cm&amp;tf=1&amp;to=dron@redhat.com&amp;cc=&amp;bcc=&amp;su=&amp;body=&#39;,&#39;_blank&#39;);return false;">dron@redhat.com</a>&gt; &lt;mailto:<a href="mailto:dron@redhat.com" target="_blank" onclick="window.open(&#39;https://mail.google.com/mail/?view=cm&amp;tf=1&amp;to=dron@redhat.com&amp;cc=&amp;bcc=&amp;su=&amp;body=&#39;,&#39;_blank&#39;);return false;">dron@redhat.com</a><div>
<div class="h5"><br>
        &lt;mailto:<a href="mailto:dron@redhat.com" target="_blank" onclick="window.open(&#39;https://mail.google.com/mail/?view=cm&amp;tf=1&amp;to=dron@redhat.com&amp;cc=&amp;bcc=&amp;su=&amp;body=&#39;,&#39;_blank&#39;);return false;">dron@redhat.com</a>&gt;&gt;&gt; wrote:<br>

<br>
            please explain the flow of what you are trying to do, are you<br>
            trying to live migrate the disk (from one storage to<br>
        another), are<br>
            you trying to migrate the vm and after vm migration is<br>
        finished<br>
            you try to take a live snapshot of the vm? or are you<br>
        trying to<br>
            take a live snapshot of the vm during a vm migration from<br>
        host1 to<br>
            host2?<br>
<br>
            Please attach full vdsm logs from any host you are using<br>
        (if you<br>
            are trying to migrate the vm from host1 to host2) + please<br>
        attach<br>
            engine log.<br>
<br>
            Also, what is the vdsm, libvirt and qemu versions, what ovirt<br>
            version are you using and what is the storage you are using?<br>
<br>
            Thanks,<br>
<br>
            Dafna<br>
<br>
<br>
<br>
<br>
            On 04/22/2014 02:12 PM, Steve Dainard wrote:<br>
<br>
                I&#39;ve attempted migrating the vm to another host and<br>
        taking a<br>
                snapshot, but I get this error:<br>
<br>
                6efd33f4-984c-4513-b5e6-<u></u>fffdca2e983b::ERROR::2014-04-<u></u>22<br>
                01:09:37,296::volume::286::<u></u>Storage.Volume::(clone)<br>
                Volume.clone: can&#39;t clone:<br>
                       /rhev/data-center/9497ef2c-<u></u>8368-4c92-8d61-7f318a90748f/<u></u>95b9d922-4df7-4d3b-9bca-<u></u>467e2fd9d573/images/466d9ae9-<u></u>e46a-46f8-9f4b-964d8af0675b/<u></u>1a67de4b-aa1c-4436-baca-<u></u>ca55726d54d7<br>

                to<br>
                       /rhev/data-center/9497ef2c-<u></u>8368-4c92-8d61-7f318a90748f/<u></u>95b9d922-4df7-4d3b-9bca-<u></u>467e2fd9d573/images/466d9ae9-<u></u>e46a-46f8-9f4b-964d8af0675b/<u></u>b230596f-97bc-4532-ba57-<u></u>5654fa9c6c51<br>

<br>
                A bit more of the vdsm log is attached.<br>
<br>
                Other vm&#39;s are snapshotting without issue.<br>
<br>
<br>
<br>
                Any help appreciated,<br>
<br>
                *Steve<br>
                *<br>
<br>
<br>
                ______________________________<u></u>_________________<br>
                Users mailing list<br>
        <a href="mailto:Users@ovirt.org" target="_blank" onclick="window.open(&#39;https://mail.google.com/mail/?view=cm&amp;tf=1&amp;to=Users@ovirt.org&amp;cc=&amp;bcc=&amp;su=&amp;body=&#39;,&#39;_blank&#39;);return false;">Users@ovirt.org</a> &lt;mailto:<a href="mailto:Users@ovirt.org" target="_blank" onclick="window.open(&#39;https://mail.google.com/mail/?view=cm&amp;tf=1&amp;to=Users@ovirt.org&amp;cc=&amp;bcc=&amp;su=&amp;body=&#39;,&#39;_blank&#39;);return false;">Users@ovirt.org</a>&gt;<br>
</div></div>
        &lt;mailto:<a href="mailto:Users@ovirt.org" target="_blank" onclick="window.open(&#39;https://mail.google.com/mail/?view=cm&amp;tf=1&amp;to=Users@ovirt.org&amp;cc=&amp;bcc=&amp;su=&amp;body=&#39;,&#39;_blank&#39;);return false;">Users@ovirt.org</a> &lt;mailto:<a href="mailto:Users@ovirt.org" target="_blank" onclick="window.open(&#39;https://mail.google.com/mail/?view=cm&amp;tf=1&amp;to=Users@ovirt.org&amp;cc=&amp;bcc=&amp;su=&amp;body=&#39;,&#39;_blank&#39;);return false;">Users@ovirt.org</a>&gt;&gt;<div class="">
<br>
<br>
        <a href="http://lists.ovirt.org/mailman/listinfo/users" target="_blank">http://lists.ovirt.org/<u></u>mailman/listinfo/users</a><br>
<br>
<br>
<br>
            --     Dafna Ron<br>
<br>
<br>
<br>
<br>
    --     Dafna Ron<br>
<br>
<br>
</div></blockquote><span class="HOEnZb"><font color="#888888">
<br>
<br>
-- <br>
Dafna Ron<br>
</font></span></blockquote></div><br></div></div>