>
> No, I don't believe we have a way to update the parameters.
>
> Hi, Daniel :-),it would be very nice if there is a way to update
filterref , :-)
thanks.
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>
> This would work for current versions of qemu, but may not work in the
> future (as HMP does not guarantee stable output) - parsing QMP output
> would be more reliable. Furthermore, the 'qemu-monitor-command' is
> intentionally unsupported, although this particular use is safe because
> it does
>
>
> >
> > So, if I'm not mistaken, looks like the only way to test for the support
> in QEMU is to actually
> > request a snapshot and see what happens.
> > Is this right?
>
> Unfortunately true for the moment.
>
Hi, does this command can help with you?
virsh qemu-monitor-command vmname --hmp
Hello,
I defined a vm with filterref like:
and now I need to add another IP parameter for this vm,is there any way to
achieve this?
thanks.
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> Thanks, I already tried inserting a delay with "sleep" but it didn't
> change anything, as the hook script is not processed in parallel with other
> operations: libvirt waits until the hook script has been completed, before
> proceeding with the creation of its own iptables rules.
plz take a clo
> ...also, it appears that the hook script /etc/libvirt/hooks/daemon to be
> called when the libvirt daemon is started is actually called _before_
> libvirt adds its own iptables rules, because I am not able to insert my
> custom rule at the top of the chain.
>
how about this daemon hook script?
2013/10/2 Jorge Fábregas
> On 10/01/2013 09:29 AM, James Gibbon wrote:
> > Would be grateful if someone could suggest a way to disable the
> networking in the
> > cloned VM within the XML, if that's possible.
>
> I have no idea if it's possible to "disable" the NIC on the VM
> definition but you
2013/9/2 Jiaan Zeng
> Hi All,
>
> I am new to libvirt and encounter a strange problem to set up network
> filter in a NAT network.
>
> I launched VMs in a single host using NAT, i.e. interface
> type='network'. Now I want to control the outbound traffic from VM
> instance - only allow the VM to a
2013/7/8 Sven Schwedas
> Hi,
>
> I'm trying to configure nwfilter for KVM, but so far I haven't managed
> to figure out a working configuration.
>
> Network setup: The dom0 (Debian 7.1, kernel 3.2.46-1, libvirt 0.9.12) is
> connected via eth0, part of the external subnet 192.168.17.0/24, and has
try snapshot-create-as like below:
virsh snapshot-create-as vm --disk-only --diskspec "vda,snapshot=external"
2013/6/25 cmcc.dylan
>
> Hi, everyone,
>I have found the API snapshotCreateXML() can create a snapshot for a
> virtual machine, and the xml configuration file - snapshot.xml as foll
My question is where can I add the command "/sbin/sysctl -w
> net.ipv4.conf.pvt0.route_localnet=1" to the start-up files so the command
> is run after the libvirt device pvt0 has been autostarted?
>
Does libvirt hooks can do this ?http://libvirt.org/hooks.html
_
>
> An ubuntu pastebin for a CentOS issue seems a bit... odd.
> Unfortunately, pastebins tend to expire, so linking to them in mail
> isn't always the most reliable, compared to just pasting relevant
> sections inline.
>
>
> 2013-05-16 04:08:11.063+: 21636: debug :
> qemuDomainObjBeginJobIntern
2013/5/16 Gao Yongwei
>
>
>
> 2013/5/16 Gao Yongwei
>
>>
>>
>>
>> Are you using RHEL? If so, please open a support incident with Red Hat.
>>> If not, can you reproduce the problem when you upgrade to libvirt 1.0.5?
>>>
>>> H
2013/5/16 Gao Yongwei
>
>
>
> Are you using RHEL? If so, please open a support incident with Red Hat.
>> If not, can you reproduce the problem when you upgrade to libvirt 1.0.5?
>>
>> Hello Blake ,I am using CentOS6.4 ,but I got this trouble in
> my production
Are you using RHEL? If so, please open a support incident with Red Hat.
> If not, can you reproduce the problem when you upgrade to libvirt 1.0.5?
>
> Hello Blake ,I am using CentOS6.4 ,but I got this trouble in
my production environment .
I will test 1.0.5 later ,now I am very worried ;(
__
Hello:
Yesterday I yum update libvirt from 0.9.10 to 0.10.2 ,after update I got
some error in libvirtd.log
like this:
2013-05-10 07:39:09.440+: 18824: warning : virCgroupMoveTask:885 : no
vm cgroup in controller 3
2013-05-10 07:39:09.440+: 18824: warning : virCgroupMoveTask:885 : no
vm cgr
> Yes, libvirt is able to take advantage of libnuma calls into numad for
> determining auto-placement of guest resources on a single node, rather
> than spread out across multiple NUMA nodes, with the corresponding
> performance improvements. You can also request specific pinning rather
> than rel
Hello all, I installed libvirt-0.10.2-18.el6.x86_64 ,is there any
relationship between libvirtd and numad ? I found that when I started numad
daemon , the vm can start in a shorter time, but when
numad daemon stoped , vm could still start ,just with a longer start time.
how does this work with the
2013/4/22 Hongbin Lu
> Hi.
>
> A short question. I want to know what is the proper steps to create an
> image from a running domain and use it as base image of another domains.
> The domain is with Qemu Hypervisor, persistent, and created based on Ubuntu
> Cloud image.
>
> you can use qemu-img cr
2013/4/16 Michal Privoznik
> On 16.04.2013 11:29, Alex Leonhardt wrote:
> > Ah great, thanks!
> >
> > Alex
>
> In general, it can be a bit difficult to determine the exact commit
> which fixes problem you are seeing, because it depends on you concrete
> use case. However, you can try running libv
2013/3/28 cochen
> Hi developer, i got a problem and need your help!(my english not very good)
>My KVM host in IDC, and there are some restrict in there lead to me
> connect to KVM host by port 22 or 16509 impossible. In generally If i want
> login my KVM host i must login in to a "steppi
2013/3/19 Eric Blake
> On 03/18/2013 01:12 PM, Daniel P. Berrange wrote:
> > On Mon, Mar 18, 2013 at 09:42:53PM +1100, Drew Morris wrote:
> >> Hi Guys,
> >>
> >> Do you know where the source RPMS are for libvirt? Can't find them in
> the
> >> official downloads section.
> >
> > There's no need fo
2013/2/26 Nils Toedtmann
> Hello
>
> In the case of a "routed" libvirt network, is there a way to prevent
> libvirt from adding *any* iptables rules? Or at least to stop libvirt
> from inserting its rules at the *top* of the chains (which renders
> previously inserted rules useless)?
>
>
>
> I ha
2013/2/3 zorg
> HI
> I have 15 vm (libvirt + kvm) with a network brigde and ip address like
>
> 192.168.0.1 VM1
> 192.168.0.2 VM2
> 192.168.0.3 VM3
> .
>
> The vm are use by other people and I want to be sure that if someone
> change the ip of VM3 to 192.168.0.1 it will filter it network traf
2013/1/17 Michal Privoznik
> On 17.01.2013 10:37, lei yang wrote:
> > Hi experts
> >
> > I want to write a script to determine one domain named "vm1" is
> > defined or not, if defined, I will undefine it.
> >
> > The question is how could I know it define or not ?
>
> either you can 'virsh list -
2013/1/14 Michael Beham
> Hi,
>
> I´m testing to start a KVM-VM with different CPU settings and I get an
> weird error when I use the parameter: !!
> I have a AMD Opteron 4280 CPU, but in the VM, proc/cpuinfo shows me, that
> I´m using Intel core2duo cpu model T7700 and in the flag-line of proc/
2013/1/7
> **
>
> Hello
>
> I'm a newbie with libvirt and I would like to know if when I compile
> libvirt (0.10 on amd64 debian) I have to specify an option for the
> management of openvswitch or if it's integrated in the code?
>
> Thanks
>
>
>
> hello，this article may help you:
http://www.linu
>
> However, unfortunately, I can't even find the function from
>> git log.
>>
>>
>>> So it looks like libvirtd (0.8.3) is trying to get a list of all
>>>
>>
>> It's too old. :-), can you try to upgrade your libvirt?
>>
>>
>>> It's really too old.In Chinese we could say 老得掉渣啊! ^^
_
>
>> Can anyone tell me why I'm getting this error or give me some hints to
>> troubleshoot this? So far nothing in the Python or C code of libvirt
>> stands out at me, and nothing in ~/.virtinst/virt-install.log looks
>> helpful.
>>
>> you could change the log level of libvirt daemon by edit
/etc
2012/12/24 Timon Wang
> How to create a template VM with libvirt? Could you pelease offer me more
> detail. Many thanks
>
> perhaps you could do the following:
create a autotask or other things which will run a script at bootup in
windows template,
after that,when you create a new vm using this
2012/12/14 Timon Wang
> I want to change the computer name of the vm which based on a qcow2 img.
> virt-win-reg can merge some value when the vm is not joined the AD, but
> when it joined I tried to do it by virt-win-reg and failed.
> Any one have any idea about it?
>
> perhaps you can use virt-s
2012/12/7 john fisher
>
I think the vnet* can affect the order in vm.
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2012/12/3 Davide Guerri
> Hi,
> I'm having some weird problem with the setup of the QoS on a bridged
> network.
>
> As the docs states, outbound/inbound average speed should be expressed in
> KBps (KBytes per second) but in order to get a maximum speed of 10Mbps
> (megabits per second) surprising
2012/12/4 Davide Guerri
> Here they are:
>
> !(~) # tc class show dev vnet43
> class htb 1:1 root prio 0 rate 20480Kbit ceil 20480Kbit burst 1597b cburst
> 1597b
>
> !(~) # tc filter show dev vnet43
> filter parent 1: protocol ip pref 49152 fw
> filter parent 1: protocol ip pref 49152 fw handle
2012/11/1 何鑫
> I have checked that I removed all distro things, ran self-built virsh,
> libvirtd. To make sure, I use absolute paths for running. Also I will check
> process status in time. This is "ps" shown:
> 2996 1 3 08:48 ?00:00:00 /usr/local/libvirt/sbin/libvirtd -d
>
> Is the
2012/9/19 Harish Patil :
> Hello,
> How can I get 'top' output if the guest VM is stuck spinning and taking 100%
> cpu.
> Any other means to debug would be of help.
>
> Thanks in adv.
you can use virt-top to get the data
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2012/9/18 Java :
> hi, libvirt folks,
>
> I'm trying to use libvirt's nwfilter to achieve two goals:
>
> 1, by default all ports are closed, means that the virtual machine is
> isolated.
> 2, only some selected ports are opened, for example, tcp 22 for ssh, tcp 80
> for http web, udp 67 and 68 for
2012/8/28 Andreas Davour :
>
> I am trying to reboot my virtual machines, running virsh reboot. Then I get
> the following error:
>
> error: this function is not supported by the connection driver:
> virDomainReboot
>
> Searching around I get the impression this should be fixed by now, since the
hello,
virsh iface-bridge to build bridge interface does not work for me,i've
searched in google but got nothing ,please give some help,thanks.
# VIRSH_DEBUG=0 VIRSH_LOG_FILE=bridge.log virsh iface-bridge eth0 br0
iface-bridge: found option : eth0
iface-bridge: trying as interface NAME
libvir:
2012/8/13 Mauricio Tavares :
> Easy question here: I have a test network that looks like this
> (apologies for my lack of ascii skills):
>
> [hostc]---[Firewall]192.168.42.1 (EXTIF: eth0) /10.0.0.1
> (INTIF: eth1)
> 192.168.42.10(wan)|(lan)
> |
>
2012/8/9 Michael Rebstock :
> Hi,
>
> I am using Ubuntu 10.04. and appArmor is disabled. Any further ideas?
>
perhaps you need to check the directory's permission ,i mean that
chmod or chown command may help you.
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2012/8/9 何鑫 :
> Hi,
> I try to configure libvirtd to use qemu+tcp, but after doing so, I can't
> use virsh or programs with libvirt API.
>
> I type "virsh -c qemu:///system", then
> error: unable to connect to '/var/run/libvirt/libvirt-sock', libvirtd may
> need to be started: Permission denied
2012/8/8 Eric Blake :
> On 08/07/2012 01:22 PM, Gutierrez-Robles, Frank wrote:
>
>> I have a VM of Microsoft Server 2008 SP1. I am using virsh commands to
>> power it on/off. I can power on/off when the admin is logged in to the
>> Server VM, and when there are no users logged in, but when the admi
2012/7/23 Osier Yang :
> On 2012年07月23日 17:24, Gao Yongwei wrote:
>>
>> hello,i got a error message when use virsh attach-interface for a vm:
>>
>> first, list the vm's interface,there's no interface now.
>> virsh # domiflist ubuntum-124
>>
hello,i got a error message when use virsh attach-interface for a vm:
first, list the vm's interface,there's no interface now.
virsh # domiflist ubuntum-124
Interface Type Source Model MAC
---
then,i did an attach-interface acti
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