[ovirt-devel] [!!Mass Mail]Re: VM won't start because of -incoming flag after upgrading to alpha-2

Christopher Pereira kripper at imatronix.cl
Wed Jul 8 08:15:14 UTC 2015 

On 08-07-2015 4:26, Francesco Romani wrote:
> ... AFAIR, in the patchset which is part of qemu-kvm-ev, a lot
> of devices are disabled for security/safety/auditing reasons,
> and new, stable machines are added (rhel*).
>
> When QEMU migrates, again to another qemu or to file, among other
> things it needs to freeze and serialize device state.
> The format of this device state can change across versions, even though
> it usually changes in forward compatible way.
>
> So, the problem *could* be that the resuming QEMU doesn't know how
> to handle some device, or cannot understand the stored format.
>
> This is the reason why *I believe* this flow is not supported.
> But of course the last word is on the QEMU(-kvm[-ev]) devs.
>
>
Any chance that other upgrades [1] (ie. device-mapper) could invalidate 
the state file?

Now, how can I tell Engine or VDSM to discard the state file (to not try 
reading the invalid state file during next startup) and recover this VM?

[1] : This is the list of updated packages:

Jul 07 00:11:31 Installed: ruby-libs-2.0.0.598-25.el7_1.x86_64
Jul 07 00:11:31 Updated: file-libs-5.11-22.el7.x86_64
Jul 07 00:11:31 Updated: file-5.11-22.el7.x86_64
Jul 07 00:11:31 Updated: 1:libguestfs-1.28.1-1.28.el7.x86_64
Jul 07 00:11:32 Updated: 1:libguestfs-tools-c-1.28.1-1.28.el7.x86_64
Jul 07 00:11:32 Installed: libyaml-0.1.4-11.el7_0.x86_64
Jul 07 00:11:32 Installed: rubygem-psych-2.0.0-25.el7_1.x86_64
Jul 07 00:11:32 Installed: rubygem-io-console-0.4.2-25.el7_1.x86_64
Jul 07 00:11:32 Installed: ruby-irb-2.0.0.598-25.el7_1.noarch
Jul 07 00:11:32 Installed: ruby-2.0.0.598-25.el7_1.x86_64
Jul 07 00:11:32 Installed: rubygem-bigdecimal-1.2.0-25.el7_1.x86_64
Jul 07 00:11:32 Installed: rubygem-json-1.7.7-25.el7_1.x86_64
Jul 07 00:11:32 Installed: rubygems-2.0.14-25.el7_1.noarch
Jul 07 00:11:32 Installed: rubygem-rdoc-4.0.0-25.el7_1.noarch
Jul 07 00:11:32 Installed: unzip-6.0-15.el7.x86_64
Jul 07 00:11:32 Installed: perl-XML-Parser-2.41-10.el7.x86_64
Jul 07 00:11:32 Installed: perl-XML-XPath-1.13-22.el7.noarch
Jul 07 00:11:32 Installed: 1:perl-Sys-Guestfs-1.28.1-1.28.el7.x86_64
Jul 07 00:11:33 Installed: 1:virt-v2v-1.28.1-1.28.el7.x86_64
Jul 07 00:11:33 Installed: 1:ruby-libguestfs-1.28.1-1.28.el7.x86_64
Jul 07 00:11:33 Installed: libguestfs-winsupport-7.1-4.el7.x86_64
Jul 07 00:11:33 Updated: python-magic-5.11-22.el7.noarch
Jul 07 02:14:57 Updated: 1:openssl-libs-1.0.1e-42.el7.9.x86_64
Jul 07 02:14:58 Updated: glusterfs-libs-3.7.2-3.el7.x86_64
Jul 07 02:14:58 Updated: glusterfs-3.7.2-3.el7.x86_64
Jul 07 02:14:58 Updated: systemd-libs-208-20.el7_1.5.x86_64
Jul 07 02:15:00 Updated: systemd-208-20.el7_1.5.x86_64
Jul 07 02:15:00 Updated: trousers-0.3.11.2-4.el7_1.x86_64
Jul 07 02:15:00 Updated: dracut-033-241.el7_1.3.x86_64
Jul 07 02:15:00 Updated: glusterfs-client-xlators-3.7.2-3.el7.x86_64
Jul 07 02:15:00 Updated: nss-util-3.19.1-1.el7_1.x86_64
Jul 07 02:15:00 Updated: glusterfs-fuse-3.7.2-3.el7.x86_64
Jul 07 02:15:00 Updated: glusterfs-api-3.7.2-3.el7.x86_64
Jul 07 02:15:00 Updated: gnutls-3.3.8-12.el7_1.1.x86_64
Jul 07 02:15:00 Updated: 7:device-mapper-libs-1.02.93-3.el7_1.1.x86_64
Jul 07 02:15:00 Updated: 7:device-mapper-1.02.93-3.el7_1.1.x86_64
Jul 07 02:15:00 Updated: 7:device-mapper-event-libs-1.02.93-3.el7_1.1.x86_64
Jul 07 02:15:00 Updated: glusterfs-cli-3.7.2-3.el7.x86_64
Jul 07 02:15:01 Updated: 7:device-mapper-event-1.02.93-3.el7_1.1.x86_64
Jul 07 02:15:01 Updated: 7:lvm2-libs-2.02.115-3.el7_1.1.x86_64
Jul 07 02:15:01 Updated: 7:lvm2-2.02.115-3.el7_1.1.x86_64
Jul 07 02:15:01 Updated: gnutls-dane-3.3.8-12.el7_1.1.x86_64
Jul 07 02:15:01 Updated: gnutls-utils-3.3.8-12.el7_1.1.x86_64
Jul 07 02:15:01 Updated: nss-3.19.1-3.el7_1.x86_64
Jul 07 02:15:01 Updated: nss-sysinit-3.19.1-3.el7_1.x86_64
Jul 07 02:15:07 Installed: kernel-3.10.0-229.7.2.el7.x86_64
Jul 07 02:15:07 Updated: iputils-20121221-6.el7_1.1.x86_64
Jul 07 02:15:07 Updated: ntpdate-4.2.6p5-19.el7.centos.1.x86_64
Jul 07 02:15:07 Updated: ntp-4.2.6p5-19.el7.centos.1.x86_64
Jul 07 02:15:09 Updated: python-libs-2.7.5-18.el7_1.1.x86_64
Jul 07 02:15:09 Updated: python-2.7.5-18.el7_1.1.x86_64
Jul 07 02:15:09 Updated: fence-agents-common-4.0.11-13.el7_1.x86_64
Jul 07 02:15:09 Updated: 
otopi-1.4.0-0.0.master.20150625083848.gite93fa23.el7.noarch
Jul 07 02:15:16 Updated: glusterfs-server-3.7.2-3.el7.x86_64
Jul 07 02:15:16 Updated: vdsm-infra-4.17.0-1054.git562e711.el7.noarch
Jul 07 02:15:16 Updated: vdsm-python-4.17.0-1054.git562e711.el7.noarch
Jul 07 02:15:16 Updated: vdsm-xmlrpc-4.17.0-1054.git562e711.el7.noarch
Jul 07 02:15:16 Updated: vdsm-cli-4.17.0-1054.git562e711.el7.noarch
Jul 07 02:15:18 Updated: glusterfs-geo-replication-3.7.2-3.el7.x86_64
Jul 07 02:15:19 Updated: 
ovirt-host-deploy-1.4.0-0.0.master.20150617062825.git06a8f80.el7.noarch
Jul 07 02:15:19 Updated: fence-agents-ipdu-4.0.11-13.el7_1.x86_64
Jul 07 02:15:19 Updated: fence-agents-eps-4.0.11-13.el7_1.x86_64
Jul 07 02:15:19 Updated: fence-agents-apc-4.0.11-13.el7_1.x86_64
Jul 07 02:15:19 Updated: fence-agents-ilo-ssh-4.0.11-13.el7_1.x86_64
Jul 07 02:15:19 Updated: fence-agents-bladecenter-4.0.11-13.el7_1.x86_64
Jul 07 02:15:19 Updated: fence-agents-cisco-ucs-4.0.11-13.el7_1.x86_64
Jul 07 02:15:19 Updated: fence-agents-ilo2-4.0.11-13.el7_1.x86_64
Jul 07 02:15:19 Updated: fence-agents-apc-snmp-4.0.11-13.el7_1.x86_64
Jul 07 02:15:19 Updated: fence-agents-vmware-soap-4.0.11-13.el7_1.x86_64
Jul 07 02:15:19 Updated: fence-agents-scsi-4.0.11-13.el7_1.x86_64
Jul 07 02:15:19 Updated: fence-agents-eaton-snmp-4.0.11-13.el7_1.x86_64
Jul 07 02:15:19 Updated: fence-agents-wti-4.0.11-13.el7_1.x86_64
Jul 07 02:15:19 Updated: fence-agents-ibmblade-4.0.11-13.el7_1.x86_64
Jul 07 02:15:19 Installed: fence-agents-compute-4.0.11-13.el7_1.x86_64
Jul 07 02:15:19 Updated: fence-agents-intelmodular-4.0.11-13.el7_1.x86_64
Jul 07 02:15:19 Updated: fence-agents-hpblade-4.0.11-13.el7_1.x86_64
Jul 07 02:15:19 Updated: fence-agents-ipmilan-4.0.11-13.el7_1.x86_64
Jul 07 02:15:19 Updated: fence-agents-rhevm-4.0.11-13.el7_1.x86_64
Jul 07 02:15:19 Updated: fence-agents-ifmib-4.0.11-13.el7_1.x86_64
Jul 07 02:15:19 Updated: fence-agents-ilo-mp-4.0.11-13.el7_1.x86_64
Jul 07 02:15:19 Updated: fence-agents-drac5-4.0.11-13.el7_1.x86_64
Jul 07 02:15:19 Updated: fence-agents-brocade-4.0.11-13.el7_1.x86_64
Jul 07 02:15:19 Updated: fence-agents-rsb-4.0.11-13.el7_1.x86_64
Jul 07 02:15:19 Updated: fence-agents-kdump-4.0.11-13.el7_1.x86_64
Jul 07 02:15:19 Updated: fence-agents-cisco-mds-4.0.11-13.el7_1.x86_64
Jul 07 02:15:19 Updated: fence-agents-all-4.0.11-13.el7_1.x86_64
Jul 07 02:15:46 Installed: 
ovirt-vmconsole-1.0.0-0.0.master.20150616120945.gitc1fb2bd.el7.noarch
Jul 07 02:15:46 Updated: sos-3.2-15.el7.centos.5.noarch
Jul 07 02:15:46 Updated: 
ovirt-engine-sdk-python-3.6.0.0-0.15.20150625.gitfc90daf.el7.centos.noarch
Jul 07 02:15:46 Updated: mom-0.4.5-2.el7.noarch
Jul 07 02:15:46 Updated: vdsm-yajsonrpc-4.17.0-1054.git562e711.el7.noarch
Jul 07 02:15:46 Updated: vdsm-jsonrpc-4.17.0-1054.git562e711.el7.noarch
Jul 07 02:15:47 Updated: 1:openssl-1.0.1e-42.el7.9.x86_64
Jul 07 02:15:47 Updated: kernel-tools-libs-3.10.0-229.7.2.el7.x86_64
Jul 07 02:15:47 Updated: selinux-policy-3.13.1-23.el7_1.8.noarch
Jul 07 02:16:01 Updated: selinux-policy-targeted-3.13.1-23.el7_1.8.noarch
Jul 07 02:16:01 Updated: vdsm-4.17.0-1054.git562e711.el7.noarch
Jul 07 02:16:01 Updated: vdsm-gluster-4.17.0-1054.git562e711.el7.noarch
Jul 07 02:16:01 Updated: 
ovirt-hosted-engine-ha-1.3.0-0.0.master.20150615153650.20150615153645.git5f8c290.el7.noarch
Jul 07 02:16:02 Updated: tzdata-java-2015e-1.el7.noarch
Jul 07 02:16:06 Updated: 
1:java-1.7.0-openjdk-headless-1.7.0.79-2.5.5.2.el7_1.x86_64
Jul 07 02:16:06 Updated: 1:java-1.7.0-openjdk-1.7.0.79-2.5.5.2.el7_1.x86_64
Jul 07 02:16:07 Updated: 
ovirt-hosted-engine-setup-1.3.0-0.0.master.20150623153111.git68138d4.el7.noarch
Jul 07 02:16:07 Updated: kernel-tools-3.10.0-229.7.2.el7.x86_64
Jul 07 02:16:07 Updated: systemd-sysv-208-20.el7_1.5.x86_64
Jul 07 02:16:07 Updated: dracut-network-033-241.el7_1.3.x86_64
Jul 07 02:16:07 Updated: nss-tools-3.19.1-3.el7_1.x86_64
Jul 07 02:16:07 Updated: dracut-config-rescue-033-241.el7_1.3.x86_64
Jul 07 02:16:07 Updated: libgudev1-208-20.el7_1.5.x86_64
Jul 07 02:16:07 Updated: mdadm-3.3.2-2.el7_1.1.x86_64
Jul 07 02:16:07 Updated: glusterfs-rdma-3.7.2-3.el7.x86_64
Jul 07 02:16:08 Updated: tzdata-2015e-1.el7.noarch
Jul 07 04:23:21 Installed: libvirt-daemon-driver-lxc-1.2.8-16.el7_1.3.x86_64
Jul 07 06:06:50 Installed: strace-4.8-7.el7.x86_64
Jul 07 07:44:59 Installed: iotop-0.6-2.el7.noarch

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