Here is what I found http://comments.gmane.org/gmane.comp.emulators.qemu/153254 http://osdir.com/ml/qemu-devel/2012-05/msg04234.html What do you think ? Nuage & Co - Razique Mahroua razique.mahroua at gmail.com Le 24 sept. 2012 à 10:43, Wangpan <hzwangpan at corp.netease.com> a écrit : > qemu-img check -f qcow2 test.qcow2 > No errors were found on the image. > > 2012-09-24 > Wangpan > 发件人:Razique Mahroua > 发送时间:2012-09-24 16:30 > 主题:Re: Re: [Openstack] [Nova] Got 'qemu-img: error while writing sector 634880: Input/output error' in _create_image > 收件人:"Wangpan"<hzwangpan at corp.netease.com> > 抄送:"openstack"<openstack at lists.launchpad.net> > > hi, > what about a > qemu-img check -f qcow2 test.qcow2 > > > Nuage & Co - Razique Mahroua > razique.mahroua at gmail.com > > <NUAGECO-LOGO-Fblan_petit(1).jpg> > > Le 24 sept. 2012 à 10:19, "Wangpan"<hzwangpan at corp.netease.com> a écrit : > >> Thanks for your attention! >> >> - disk full ----# I believe there is enough space, because I have tried to boot serveral instances after this error with the same image, they are all booted successfully. >> - permission issues ----# Not this reason, too. explain as above. >> >> I still believe this is a race problem, if we convert to image from qcow2 to raw at a short interval, one of the convertion may fail, >> I have verified this by running two same commands continuously such as: >> qemu-img convert -f qcow2 -O raw test.qcow2 test.part & >> and one of them give me the same error: >> qemu-img: error while writing sector 1052672: Input/output error -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.openstack.org/pipermail/openstack/attachments/20120924/bd68b4fb/attachment.html> -------------- next part -------------- A non-text attachment was scrubbed... Name: NUAGECO-LOGO-Fblan_petit.jpg Type: image/jpeg Size: 10122 bytes Desc: not available URL: <http://lists.openstack.org/pipermail/openstack/attachments/20120924/bd68b4fb/attachment.jpg>