[Pkg-libvirt-maintainers] Bug#675029: Bug#675029: libvirt-bin: (live?) migration of KVM VM results in corrupt disk, needs manual fsck

[Guido Günther]

Hi Toni,

On Tue, May 29, 2012 at 02:44:05PM +0200, Toni Mueller wrote:
> Package: libvirt-bin
> Version: 0.9.11.3-1
> Severity: normal
> 
> Dear Maintainer,
> 
> I have a KVM based VM on libvirt that I control using virt-manager.
> Migrating the machine from one box (3.3 kernel, i386) to another (3.2
> kernel, amd64) and back results in an unusable machine with broken file
> system, requiring a manual fsck.
> 
> If you want me to test something specific, just ask.

This is very likely a kvm issue. Please retry with the same commands and
commandline with only kvm but without libvirt. You can check the logs to
find the original command line and use LIBVIRT_DEBUG to get details
about the migration process:

http://wiki.debian.org/libvirt#Bugreports.2BAC8-Debugging

Cheers,
 -- Guido

> 
> Setting the Severity only to 'normal' because of possible PEBKAC.
> 
> 
> Kind regards,
> --Toni++
> 
> 
> 
> -- System Information:
> Debian Release: wheezy/sid
>   APT prefers testing
>   APT policy: (990, 'testing')
> Architecture: i386 (i686)
> 
> Kernel: Linux 3.3.0-trunk-686-pae (SMP w/4 CPU cores)
> Locale: LANG=de_DE.utf8, LC_CTYPE=en_US.utf8 (charmap=UTF-8)
> Shell: /bin/sh linked to /bin/dash
> 
> Versions of packages libvirt-bin depends on:
> ii  adduser             3.113+nmu2
> ii  gettext-base        0.18.1.1-7
> ii  libavahi-client3    0.6.31-1
> ii  libavahi-common3    0.6.31-1
> ii  libblkid1           2.20.1-4
> ii  libc6               2.13-32
> ii  libcap-ng0          0.6.6-1
> ii  libdevmapper1.02.1  2:1.02.67-2
> ii  libgcrypt11         1.5.0-3
> ii  libgnutls26         2.12.19-1
> ii  libnetcf1           0.1.9-2
> ii  libnl1              1.1-7
> ii  libnuma1            2.0.8~rc3-1
> ii  libparted0debian1   2.3-9.1
> ii  libpcap0.8          1.2.1-2
> ii  libpciaccess0       0.13.1-2
> ii  libreadline6        6.2-8
> ii  libsasl2-2          2.1.25.dfsg1-4
> ii  libudev0            175-3.1
> ii  libvirt0            0.9.11.3-1
> ii  libxenstore3.0      4.1.2-6
> ii  libxml2             2.7.8.dfsg-9.1
> ii  libyajl2            2.0.4-2
> ii  logrotate           3.8.1-1
> 
> Versions of packages libvirt-bin recommends:
> ii  bridge-utils    1.5-2
> ii  dmidecode       2.11-6
> ii  dnsmasq-base    2.61-1
> ii  ebtables        2.0.9.2-2.1
> ii  gawk            1:4.0.1+dfsg-1
> ii  iproute         20120319-1
> ii  iptables        1.4.13-1.1
> ii  libxml2-utils   2.7.8.dfsg-9.1
> ii  netcat-openbsd  1.105-6
> ii  parted          2.3-9.1
> ii  qemu            1.0.1+dfsg-1
> ii  qemu-kvm        1.0+dfsg-11
> 
> Versions of packages libvirt-bin suggests:
> ii  policykit-1  0.104-2
> ii  radvd        1:1.8.5-1
> 
> -- Configuration Files:
> /etc/default/libvirt-guests changed:
> START_DELAY=5
> PARALLEL_SHUTDOWN=3
> 
> 
> -- no debconf information
> 
> 
> 
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