<div dir="ltr"><div class="gmail_extra"><br><div class="gmail_quote">On Fri, Nov 21, 2014 at 4:01 PM, Markus Stockhausen <span dir="ltr"><<a href="mailto:stockhausen@collogia.de" target="_blank">stockhausen@collogia.de</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">
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<div style="direction:ltr;font-family:Tahoma;color:rgb(0,0,0);font-size:10pt">Hi Gianluca,
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<div>it took me some time to correct my misunderstanding. I advised to update</div>
<div>only libvirt as I was aware of the (old) block-commit command of qemu. </div>
<div>With that you can merge snapshots in the chain (history) but not into the </div>
<div>active <span style="font-size:10pt">layer (the current </span><span style="font-size:10pt">running state). Merging data into the active</span></div>
<div><span style="font-size:10pt">layer needs active-commit that is available since qemu 2.0 . That explains </span></div>
<div><span style="font-size:10pt">the </span><span style="font-size:10pt">error you got.</span></div>
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<div><span style="font-size:10pt">OVirt makes use of the second scenario so no luck without a full installation</span></div>
<div><span style="font-size:10pt">of virt-preview repos or a jump towards FC21.</span></div>
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<div>Markus</div><br></div></div></div></blockquote></div><br></div><div class="gmail_extra">it seems not so...<br></div><div class="gmail_extra">In my F20 oVirt 3.5 All-In-One with libvirt-1.2.9.1-1.fc20.x86_64 and qemu-1.6.2-10.fc20.x86_64 I have:<br><br></div><div class="gmail_extra">Situation on a C7 VM<br><br>Date Status Description<br>Current OK Active VM<br>2014-Nov-23, 12:01 OK one_after_first<br>2014-Nov-21, 00:54 OK test per live merge<br><br><br>- Trying to delete "one_after_first"<br><br>Thread-13::DEBUG::2014-11-23 12:04:15,782::libvirtconnection::143::root::(wrapper) Unknown libvirterror: ecode: 67 edom: 10 l<br>evel: 2 message: unsupported configuration: active commit not supported with this QEMU binary<br>Thread-13::ERROR::2014-11-23 12:04:15,783::vm::5751::vm.Vm::(merge) vmId=`0ba6a56b-542c-480e-8bab-88aea9195302`::Live merge f<br>ailed (job: 10c6aed1-3f03-439a-b037-e1b6c55ecada)<br>Traceback (most recent call last):<br> File "/usr/share/vdsm/virt/vm.py", line 5747, in merge<br> flags)<br> File "/usr/share/vdsm/virt/vm.py", line 670, in f<br> ret = attr(*args, **kwargs)<br> File "/usr/lib/python2.7/site-packages/vdsm/libvirtconnection.py", line 111, in wrapper<br> ret = f(*args, **kwargs)<br> File "/usr/lib64/python2.7/site-packages/libvirt.py", line 638, in blockCommit<br> if ret == -1: raise libvirtError ('virDomainBlockCommit() failed', dom=self)<br>libvirtError: unsupported configuration: active commit not supported with this QEMU binary<br><br>- Trying to delete "test per live merge"<br>Thread-13::DEBUG::2014-11-23 12:10:35,901::libvirtconnection::143::root::(wrapper) Unknown libvirterror: ecode: 67 edom: 10 l<br>evel: 2 message: unsupported configuration: this qemu doesn't support relative blockpull<br>Thread-13::ERROR::2014-11-23 12:10:35,902::vm::5751::vm.Vm::(merge) vmId=`0ba6a56b-542c-480e-8bab-88aea9195302`::Live merge f<br>ailed (job: e0433ad1-cb2c-4b09-b2fc-9c9d4e513957)<br>Traceback (most recent call last):<br> File "/usr/share/vdsm/virt/vm.py", line 5747, in merge<br> flags)<br> File "/usr/share/vdsm/virt/vm.py", line 670, in f<br> ret = attr(*args, **kwargs)<br> File "/usr/lib/python2.7/site-packages/vdsm/libvirtconnection.py", line 111, in wrapper<br> ret = f(*args, **kwargs)<br> File "/usr/lib64/python2.7/site-packages/libvirt.py", line 638, in blockCommit<br> if ret == -1: raise libvirtError ('virDomainBlockCommit() failed', dom=self)<br>libvirtError: unsupported configuration: this qemu doesn't support relative blockpull<br><br></div><div class="gmail_extra"><br></div></div>