From: Peter Lieven <pl@kamp.de>
To: "Dr. David Alan Gilbert" <dgilbert@redhat.com>
Cc: "qemu-devel@nongnu.org" <qemu-devel@nongnu.org>
Subject: Re: qemu-4.0.1: vhost_region_add_section:Section rounded to 0 prior to previous a0000
Date: Thu, 9 Jan 2020 19:19:59 +0100 [thread overview]
Message-ID: <ca222a5f-1ec6-477c-ed83-6ef52ea9e97f@kamp.de> (raw)
In-Reply-To: <20200108150458.GC3184@work-vm>
Am 08.01.20 um 16:04 schrieb Dr. David Alan Gilbert:
> * Peter Lieven (pl@kamp.de) wrote:
>> Hi,
>>
>>
>> I have a Qemu 4.0.1 machine with vhost-net network adapter, thats polluting the log with the above message.
>>
>> Is this something known? Googling revealed the following patch in Nemu (with seems to be a Qemu fork from Intel):
>>
>> https://github.com/intel/nemu/commit/03940ded7f5370ce7492c619dccced114ef7f56e
>>
>>
>> The network stopped functioning. After a live-migration the vServer is reachable again.
>>
>>
>> Any ideas?
> What guest are you running and what does your qemu commandline look
> like?
Its running debian9. We have hundreds of other VMs with identical setup. Do not know why this one makes trouble.
Here is the cmdline:
/usr/bin/qemu-4.0.0 -enable-kvm -M pc-i440fx-2.9 -nodefaults -netdev type=tap,id=guest0,script=no,downscript=no,ifname=tap0,vhost=on,vnet_hdr=on -device virtio-net-pci,netdev=guest0,mac=52:54:00:80:07:bc -iscsi
initiator-name=iqn.2005-03.org.virtual-core:0025b51f006c,timeout=30 -object rng-random,filename=/dev/urandom,id=rng0 -device virtio-rng-pci,rng=rng0,max-bytes=65536,period=1000 -drive
format=raw,discard=on,detect-zeroes=off,file=XXX,if=none,cache=writeback,aio=native,id=disk0 -device virtio-scsi-pci -device scsi-hd,drive=disk0 -serial null -parallel null -m 1024,slots=16,maxmem=393216M -smp
1,sockets=64,cores=1,threads=1,maxcpus=64 -monitor tcp:0:4001,server,nowait,nodelay -vnc :1 -qmp tcp:0:3001,server,nowait,nodelay -name 'debian9' -drive index=2,media=cdrom,if=ide,aio=native,readonly=on -boot order=c,menu=off -k de -pidfile
/var/run/qemu/vm-5182.pid -mem-path /hugepages -mem-prealloc -cpu Westmere,+pcid,enforce -rtc base=utc -usb -device usb-tablet -no-hpet -vga vmware -chardev socket,host=127.0.0.1,port=2001,id=qga0,server,nowait,nodelay -device virtio-serial -device
virtserialport,chardev=qga0,name=org.qemu.guest_agent.0
Thanks,
Peter
next prev parent reply other threads:[~2020-01-09 18:21 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-01-08 13:45 qemu-4.0.1: vhost_region_add_section:Section rounded to 0 prior to previous a0000 Peter Lieven
2020-01-08 15:04 ` Dr. David Alan Gilbert
2020-01-09 18:19 ` Peter Lieven [this message]
2020-01-09 18:44 ` Dr. David Alan Gilbert
2020-01-13 16:25 ` Peter Lieven
2020-01-16 12:47 ` Peter Lieven
2020-01-16 16:44 ` Peter Lieven
2020-01-16 20:26 ` Dr. David Alan Gilbert
2020-01-16 21:10 ` Peter Lieven
2020-01-17 12:18 ` Peter Lieven
2020-01-17 15:59 ` Dr. David Alan Gilbert
2020-01-20 9:32 ` Peter Lieven
2020-01-20 9:42 ` Dr. David Alan Gilbert
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