Public bug reported:
Problem Description
================================
# time virsh migrate avocado-vt-vm1-Bala qemu+ssh://9.40.192.182/system
--verbose --postcopy --live
Migration: [100 %]error: internal error: early end of file from monitor,
possible problem: LC_ALL=C
PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin
QEMU_AUDIO_DRV=none /usr/bin/kvm -name avocado-vt-vm1-Bala,debug-threads=on -S
-object
secret,id=masterKey0,format=raw,file=/var/lib/libvirt/qemu/domain-11-avocado-vt-vm1-Bala/master-key.aes
-machine pseries-2.6,accel=kvm,usb=off -m 1024 -realtime mlock=off -smp
2,sockets=2,cores=1,threads=1 -uuid 2e300546-719d-4f64-a129-a31da088f823
-no-user-config -nodefaults -chardev
socket,id=charmonitor,path=/var/lib/libvirt/qemu/domain-11-avocado-vt-vm1-Bala/monitor.sock,server,nowait
-mon chardev=charmonitor,id=monitor,mode=control -rtc base=utc -no-shutdown
-boot strict=on -device pci-ohci,id=usb,bus=pci.0,addr=0x1 -device
spapr-vscsi,id=scsi0,reg=0x2000 -device
virtio-serial-pci,id=virtio-serial0,bus=pci.0,addr=0x2 -drive
file=/var/lib/libvirt/images/bala/avocado-fvt-wrapper/data/avocado-vt/images/rhel72-ppc64le.qcow2,format=qco
w2,if=none,id=drive-scsi0-0-0-0,cache=none -device scsi-hd,bus=sc
real 0m33.648s
user 0m0.096s
sys 0m0.004s
>From other instance gave the following command to trigger postcopy
migration
# virsh migrate-postcopy avocado-vt-vm1-Bala
--- /var/log/libvirt/qemu/avocado-vt-vm1-Bala source---
2016-07-09T17:57:32.889011Z qemu-system-ppc64: RP: Received invalid message
0x0000 length 0x0000
2016-07-09T17:57:32.896003Z qemu-system-ppc64: socket_writev_buffer: Got err=32
for (131508/18446744073709551615)
--- /var/log/libvirt/qemu/avocado-vt-vm1-Bala destination ---
2016-07-09T17:57:32.895613Z qemu-system-ppc64: Unknown savevm section or
instance 'pci@800000020000000:01.0/1/usb-kbd' 0
2016-07-09T17:57:32.895683Z qemu-system-ppc64: load of migration failed:
Invalid argument
qemu-system-ppc64: /build/qemu-X9e8yb/qemu-2.6+dfsg/migration/qemu-file.c:494:
qemu_peek_byte: Assertion `!qemu_file_is_writable(f)' failed.
---uname output---
# uname -a Linux ltc-hab1 4.4.0-28-generic #47-Ubuntu SMP Fri Jun 24 10:09:20
UTC 2016 ppc64le ppc64le ppc64le GNU/Linux
Machine Type = Habanero
Steps to Reproduce
=============================
1. Define and start the guest and placed image in NFS share.
2. Ran top command inside guest
3. Enabled ports 49152:49216 in iptables
4. Mounted the image location in destination and started migration.
5. virsh migrate avocado-vt-vm1-Bala qemu+ssh://9.40.192.182/system --verbose
--postcopy --live
6. Trigger postcopy from other instance using "virsh migrate-postcopy
avocado-vt-vm1-Bala"
Userspace tool common name: virsh (libvirt)
Userspace rpm:
# dpkg --get-selections | grep -i libvirt
libvirt-bin install
libvirt-clients install
libvirt-daemon install
libvirt-daemon-system install
libvirt-dev:ppc64el install
libvirt0:ppc64el install python-libvirt
== Comment: #8 - Madhu Pavan Kothapally <makot...@in.ibm.com> - 2016-08-25
11:07:29 ==
This bug is fixed in upstream libvirt version (1.3.5).
Commit-id: 3d3d1dfa3125a71e7944c725e554fbfcfaac9c5f
Hi Canonical,
Please include the the commit to fix the Postcopy migration with --postcopy
issue.
Commit-id: 3d3d1dfa3125a71e7944c725e554fbfcfaac9c5f
Thank you.
** Affects: libvirt (Ubuntu)
Importance: Undecided
Assignee: Taco Screen team (taco-screen-team)
Status: New
** Tags: architecture-ppc64le bugnameltc-143638 severity-high
targetmilestone-inin---
** Tags added: architecture-ppc64le bugnameltc-143638 severity-high
targetmilestone-inin---
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https://bugs.launchpad.net/bugs/1620908
Title:
[Ubuntu1610][Libvirt] Postcopy migration with --postcopy fails with
error: internal error: early end of file from monitor
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