From: 李穗恒 <1754542@bugs.launchpad.net>
To: qemu-devel@nongnu.org
Subject: [Qemu-devel] [Bug 1754542] Re: colo: vm crash with segmentation fault
Date: Mon, 12 Mar 2018 00:39:27 -0000 [thread overview]
Message-ID: <152081516738.31213.4558923242334371096.launchpad@wampee.canonical.com> (raw)
In-Reply-To: 152056405865.7543.8980677605113063936.malonedeb@wampee.canonical.com
** Description changed:
I use Arch Linux x86_64
- Zhang Chen's(https://github.com/zhangckid/qemu/commits/colo-with-virtio-net-internal-jul10)
+ Zhang Chen's(https://github.com/zhangckid/qemu/tree/qemu-colo-18mar10)
Following document 'COLO-FT.txt',
I test colo feature on my hosts
I run this command
Primary:
sudo qemu-system-x86_64 -boot c -enable-kvm -m 2048 -smp 2 -qmp stdio -name primary \
-device piix3-usb-uhci \
-device usb-tablet -netdev tap,id=hn0,vhost=off \
-device virtio-net-pci,id=net-pci0,netdev=hn0 \
-drive if=virtio,id=colo-disk0,driver=quorum,read-pattern=fifo,vote-threshold=1,children.0.file.filename=/var/lib/libvirt/images/1.raw,children.0.driver=raw -S
Secondary:
sudo qemu-system-x86_64 -boot c -enable-kvm -m 2048 -smp 2 -qmp stdio -name secondary \
-device piix3-usb-uhci \
-device usb-tablet -netdev tap,id=hn0,vhost=off \
-device virtio-net-pci,id=net-pci0,netdev=hn0 \
-drive if=none,id=colo-disk0,file.filename=/var/lib/libvirt/images/2.raw,driver=raw,node-name=node0 \
-drive if=virtio,id=active-disk0,driver=replication,mode=secondary,\
file.driver=qcow2,top-id=active-disk0,\
file.file.filename=/mnt/ramfs/active_disk.img,\
file.backing.driver=qcow2,\
file.backing.file.filename=/mnt/ramfs/hidden_disk.img,\
file.backing.backing=colo-disk0 \
-incoming tcp:0:8888
Secondary:
{'execute':'qmp_capabilities'}
{ 'execute': 'nbd-server-start',
- 'arguments': {'addr': {'type': 'inet', 'data': {'host': '192.168.0.33', 'port': '8889'} } }
+ 'arguments': {'addr': {'type': 'inet', 'data': {'host': '192.168.0.34', 'port': '8889'} } }
}
{'execute': 'nbd-server-add', 'arguments': {'device': 'colo-disk0', 'writable': true } }
Primary:
{'execute':'qmp_capabilities'}
{ 'execute': 'human-monitor-command',
'arguments': {'command-line': 'drive_add -n buddy driver=replication,mode=primary,file.driver=nbd,file.host=192.168.0.34,file.port=8889,file.export=colo-disk0,node-name=nbd_client0'}}
{ 'execute':'x-blockdev-change', 'arguments':{'parent': 'colo-disk0', 'node': 'nbd_client0' } }
{ 'execute': 'migrate-set-capabilities',
'arguments': {'capabilities': [ {'capability': 'x-colo', 'state': true } ] } }
{ 'execute': 'migrate', 'arguments': {'uri': 'tcp:192.168.0.34:8888' } }
- { 'execute': 'migrate-set-parameters' , 'arguments':{ 'x-checkpoint-delay': 2000 } }
+
And two VM with cash
Primary:
{"timestamp": {"seconds": 1520763655, "microseconds": 511415}, "event": "RESUME"}
[1] 329 segmentation fault sudo /usr/local/bin/qemu-system-x86_64 -boot c -enable-kvm -m 2048 -smp 2 -qm
Secondary:
{"timestamp": {"seconds": 1520763655, "microseconds": 510907}, "event": "RESUME"}
[1] 367 segmentation fault sudo /usr/local/bin/qemu-system-x86_64 -boot c -enable-kvm -m 2048 -smp 2 -qm
-
-
-
- ---------------------------------------------------------------------
- if use qemu 2.11.1
- The sync will success,but when Secondary VM execute x-colo-lost-heartbeat,Secondary VM will crash
- Secondary:
- { 'execute': 'nbd-server-stop' }
- { 'execute': 'x-colo-lost-heartbeat' }{"return": {}}
- qemu-system-x86_64: Disconnect client, due to: Unexpected end-of-file before all bytes were read
-
- {"return": {}}
- qemu-system-x86_64: Can't receive COLO message: Input/output error
- **
- ERROR:/build/qemu/src/qemu-2.11.1/qom/object.c:907:object_unref: assertion failed (obj->ref > 0): (0 > 0)
- [1] 1276 abort sudo /usr/bin/qemu-system-x86_64 -boot c -enable-kvm -m 2048 -smp 2 -qmp stdi
--
You received this bug notification because you are a member of qemu-
devel-ml, which is subscribed to QEMU.
https://bugs.launchpad.net/bugs/1754542
Title:
colo: vm crash with segmentation fault
Status in QEMU:
New
Bug description:
I use Arch Linux x86_64
Zhang Chen's(https://github.com/zhangckid/qemu/tree/qemu-colo-18mar10)
Following document 'COLO-FT.txt',
I test colo feature on my hosts
I run this command
Primary:
sudo qemu-system-x86_64 -boot c -enable-kvm -m 2048 -smp 2 -qmp stdio -name primary \
-device piix3-usb-uhci \
-device usb-tablet -netdev tap,id=hn0,vhost=off \
-device virtio-net-pci,id=net-pci0,netdev=hn0 \
-drive if=virtio,id=colo-disk0,driver=quorum,read-pattern=fifo,vote-threshold=1,children.0.file.filename=/var/lib/libvirt/images/1.raw,children.0.driver=raw -S
Secondary:
sudo qemu-system-x86_64 -boot c -enable-kvm -m 2048 -smp 2 -qmp stdio -name secondary \
-device piix3-usb-uhci \
-device usb-tablet -netdev tap,id=hn0,vhost=off \
-device virtio-net-pci,id=net-pci0,netdev=hn0 \
-drive if=none,id=colo-disk0,file.filename=/var/lib/libvirt/images/2.raw,driver=raw,node-name=node0 \
-drive if=virtio,id=active-disk0,driver=replication,mode=secondary,\
file.driver=qcow2,top-id=active-disk0,\
file.file.filename=/mnt/ramfs/active_disk.img,\
file.backing.driver=qcow2,\
file.backing.file.filename=/mnt/ramfs/hidden_disk.img,\
file.backing.backing=colo-disk0 \
-incoming tcp:0:8888
Secondary:
{'execute':'qmp_capabilities'}
{ 'execute': 'nbd-server-start',
'arguments': {'addr': {'type': 'inet', 'data': {'host': '192.168.0.34', 'port': '8889'} } }
}
{'execute': 'nbd-server-add', 'arguments': {'device': 'colo-disk0', 'writable': true } }
Primary:
{'execute':'qmp_capabilities'}
{ 'execute': 'human-monitor-command',
'arguments': {'command-line': 'drive_add -n buddy driver=replication,mode=primary,file.driver=nbd,file.host=192.168.0.34,file.port=8889,file.export=colo-disk0,node-name=nbd_client0'}}
{ 'execute':'x-blockdev-change', 'arguments':{'parent': 'colo-disk0', 'node': 'nbd_client0' } }
{ 'execute': 'migrate-set-capabilities',
'arguments': {'capabilities': [ {'capability': 'x-colo', 'state': true } ] } }
{ 'execute': 'migrate', 'arguments': {'uri': 'tcp:192.168.0.34:8888' } }
And two VM with cash
Primary:
{"timestamp": {"seconds": 1520763655, "microseconds": 511415}, "event": "RESUME"}
[1] 329 segmentation fault sudo /usr/local/bin/qemu-system-x86_64 -boot c -enable-kvm -m 2048 -smp 2 -qm
Secondary:
{"timestamp": {"seconds": 1520763655, "microseconds": 510907}, "event": "RESUME"}
[1] 367 segmentation fault sudo /usr/local/bin/qemu-system-x86_64 -boot c -enable-kvm -m 2048 -smp 2 -qm
To manage notifications about this bug go to:
https://bugs.launchpad.net/qemu/+bug/1754542/+subscriptions
next prev parent reply other threads:[~2018-03-12 0:45 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-03-09 2:54 [Qemu-devel] [Bug 1754542] [NEW] colo: secondary vm crash when execute x-colo-lost-heartbeat 李穗恒
2018-03-09 3:08 ` [Qemu-devel] [Bug 1754542] " 李穗恒
2018-03-11 10:31 ` 李穗恒
2018-03-11 10:38 ` [Qemu-devel] [Bug 1754542] Re: colo: vm crash with segmentation fault 李穗恒
2018-03-12 0:39 ` 李穗恒 [this message]
2018-03-12 0:58 ` 李穗恒
2018-03-17 20:14 ` [Qemu-devel] [Bug 1754542] [NEW] colo: secondary vm crash when execute x-colo-lost-heartbeat Zhang Chen
2018-03-17 20:16 ` Zhang Chen
2018-03-19 2:08 ` [Qemu-devel] [Bug 1754542] Re: colo: vm crash with segmentation fault 李穗恒
2018-03-21 6:04 ` Zhang Chen
2018-03-23 3:51 ` Li Zhijian
2018-03-23 8:34 ` Li Zhijian
2018-03-23 9:03 ` Zhang Chen
2018-03-20 9:18 ` 李穗恒
2018-03-20 9:19 ` 李穗恒
2018-03-22 7:31 ` 李穗恒
2018-03-22 7:39 ` 李穗恒
2018-06-03 16:28 ` Zhang Chen
2018-07-27 4:53 ` WANG Chao
2018-07-27 6:55 ` Zhang Chen
2018-07-27 10:35 ` WANG Chao
2018-08-07 11:53 ` Zhang Chen
2019-11-27 2:24 ` 李穗恒
2019-11-27 2:38 ` lee
2019-11-27 3:06 ` Zhang Chen
2019-11-27 6:35 ` lee
2019-11-27 2:41 ` lee
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=152081516738.31213.4558923242334371096.launchpad@wampee.canonical.com \
--to=1754542@bugs.launchpad.net \
--cc=qemu-devel@nongnu.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.