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Hi , > > My Xen has been working fine for a few days. Then today it suddenly > can not run. > > When it runs It give me this error : - Error starting domain: virDomainCreate() failed POST operation failed: (xend.err "Error creating domain: Boot loader didn''t return any data!") Details: - Traceback (most recent call last): File "/usr/share/virt-manager/virtManager/engine.py", line 514, in run_domain vm.startup() File "/usr/sh...

Hi, As the subject line indicates, when I'm calling virDomainCreate() to start a defined domain, and that command fails because the domain is already running at that point, virGetLastError() will return NULL, instead of a proper pointer to an error code. Libvirt will, however, print an error to the console: libvir: QEMU error : Requested operation is not valid:...

Hello , i am trying to install a virtual machine and i get this error in tasks in the ovirt webinterface. Error creating virtual machine: Error: Error creating new domain (virDomainCreate). Subsystem qemu: internal error Failed to add tap interface 'vnet%d' to bridge 'breth0' : No such device in DomainWrap.cpp:ManagementMethod:115 On the node startup i only see breth1 geting started. How can i fix this? And also the node is reported in the webinterface as hypervis...

I rebooted my machine and now when trying to run a "vm ... virsh create /etc/xen/vm1.xml" I am getting the following error: libvirtError: virDomainCreate() failed POST operation failed: (xend.err ''Device 0 (vkbd) could not be connected. Hotplug scripts not working.'') I tried restaring xend and even mounting and unmounting the partition that holds the vm and still no solution? Any ideas? _________________________________________...

Hi, all. I want to know when I press run button. start a domain. What is the procedure of libvirt internal. I know it will call virDomainCreate(),then qemuDomainStart() -> qemuDomainStartWithFlags(). what is the next? xuanmao_001 -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://listman.redhat.com/archives/libvirt-users/attachments/20120710/b6547219/attachment.htm>

libvirt version: 3.4.0 architecture: x86_64 ubuntu16.04-server hypervisor: kvm,qemu I call virDomainCreate create a transient vm, After a period of time ,I call virDomainDestroy, the vm configure is stil exist， the vm turn to persistent, I don't known the reason. Thanks

Hi. I try to create VM in oVirt interface. New VM failed to start In oVirt interface Tasks log: Error creating virtual machine: Error: Error creating new domain (virDomainCreate). Subsystem qemu: internal error unable to start guest: bind(unix:/var/lib/libvirt/qemu/test.monitor): Permission denied qemu: could not open monitor device 'unix:/var/lib/libvirt/qemu/ test.monitor,server,nowait' in DomainWrap.cpp:ManagementMethod:115 What rights should be on /var/lib/...

...ine 122, in tmpcb callback(*args, **kwargs) File "/usr/share/virt-manager/virtManager/domain.py", line 1210, in startup self._backend.create() File "/usr/lib64/python2.7/site-packages/libvirt.py", line 708, in create if ret == -1: raise libvirtError ('virDomainCreate() failed', dom=self) libvirtError: Interner Fehler: Prozess während der Verbindungsaufnahme zum Monitor beendet :qemu-system-x86_64: -drive file=/raid6/virtual/debian-kaspersky.img,if=none,id=drive-virtio-disk0,format=qcow2,cache=none,aio=native: could not open disk image /raid6/virtual/deb...

...gine.py", line 498, in run_domain vm.startup() File "/usr/share/virt-manager/virtManager/domain.py", line 573, in startup self.vm.create() File "/usr/lib64/python2.4/site-packages/libvirt.py", line 287, in create if ret == -1: raise libvirtError ('virDomainCreate() failed', dom=self) libvirtError: Unknown failure I don't know what to do about this. Anyone have ideas? Dave -- "It is no measure of health to be well adjusted to a profoundly sick society." Krishnamurti

...ager/engine.py", line 498, in run_domain vm.startup() File "/usr/share/virt-manager/virtManager/domain.py", line 573, in startup self.vm.create() File "/usr/lib64/python2.4/site-packages/libvirt.py", line 287, in create if ret == -1: raise libvirtError ('virDomainCreate() failed', dom=self) libvirtError: internal error Domain mytest didn't show up Thanks, David -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://listman.redhat.com/archives/libvirt-users/attachments/20110601/564b6404/attachment.htm>

...ne 477, in start_install doboot, transient) File "/usr/share/virt-manager/virtinst/guest.py", line 405, in _create_guest self.domain.create() File "/usr/lib64/python2.7/site-packages/libvirt.py", line 1062, in create if ret == -1: raise libvirtError ('virDomainCreate() failed', dom=self) libvirtError: internal error: process exited while connecting to monitor: 2017-07-19T09:27:10.861928Z qemu-system-x86_64: can't apply global Haswell-x86_64-cpu.cmt=on: Property '.cmt' not found try to set it to another cpu and clicking start, i get this:...

...ager/engine.py", line 498, in run_domain vm.startup() File "/usr/share/virt-manager/virtManager/domain.py", line 573, in startup self.vm.create() File "/usr/lib64/python2.4/site-packages/libvirt.py", line 287, in create if ret == -1: raise libvirtError ('virDomainCreate() failed', dom=self) libvirtError: POST operation failed: xend_post: error from xen daemon: (xend.err "Error creating domain: Boot loader didn't return any data!") If you drop to the command line to see what pygrub gets back, you get: # pygrub /var/lib/xen/images/fedora12.img Tr...

...isappear.vm seclabel configure is default. I recreate a vm on the destination host ,the vm configure has the seclabel configure , I don't known the reason. Another question: I configure a vm xml's seclabel like this: <seclabel type='none' model='none'/> and then call virDomainCreate create the vm, call virsh dumpxml, the vm xml's seclabel is this: <seclabel type='none' model='none'/> <seclabel type='dynamic' model='dac' relabel='yes'> <label>+0:+0</label> <imagelabel>+0:+0</imagelabel>...

...ager/engine.py", line 498, in run_domain vm.startup() File "/usr/share/virt-manager/virtManager/domain.py", line 573, in startup self.vm.create() File "/usr/lib64/python2.4/site-packages/libvirt.py", line 287, in create if ret == -1: raise libvirtError ('virDomainCreate() failed', dom=self) libvirtError: La operaci?n POST fall?: xend_post: error del demonio de xen: (xend.err "Error creating domain: Boot loader didn't return any data!") End of Error Message. Config file is as follows: name = "fido" uuid = "af13748d-6084-2357-73b7...

...r/virtManager/engine.py", line 909, in run_domain vm.startup() File "/usr/share/virt-manager/virtManager/domain.py", line 1321, in startup self._backend.create() File "/usr/lib64/python2.7/site-packages/libvirt.py", line 330, in create if ret == -1: raise libvirtError ('virDomainCreate() failed', dom=self) libvirtError: cannot send monitor command '{"execute":"qmp_capabilities"}': Connection reset by peer the solution was to delete the /var/lib/libvirt/qemu/save directory. Anyone any idea of why? Lee

...ot;, line 66, in newfn ??? ret = fn(self, *args, **kwargs) ? File "/usr/share/virt-manager/virtManager/domain.py", line 1400, in startup ??? self._backend.create() ? File "/usr/lib/python3/dist-packages/libvirt.py", line 1080, in create ??? if ret == -1: raise libvirtError ('virDomainCreate() failed', dom=self) libvirt.libvirtError: Unable to find 'swtpm' binary in $PATH: No such file or directory

...t;, line 66, in tmpcb callback(*args, **kwargs) File "/usr/share/virt-manager/virtManager/domain.py", line 1114, in startup self._backend.create() File "/usr/local/lib/python2.7/dist-packages/libvirt.py", line 698, in create if ret == -1: raise libvirtError ('virDomainCreate() failed', dom=self) libvirtError: unsupported configuration: guest and host CPU are not compatible: Host CPU does not provide required features: rtm, invpcid, erms, bmi2, smep, avx2, hle, bmi1, fsgsbase, pcid but the host /proc/cpuinfo gives the correct flags as processor : 7 vendor_id : Gen...

...der gdb with > a breakpoint at qemuProcessKill? Once you hit that breakpoint, you could > get a backtrace with the "bt" command and that might give us some useful > info about where it is coming from. > > Oh, by the way, are these perhaps transient domains started with > virDomainCreate*? Or are they standard persistent domains defined with > virDomainDefineXML? > > (Also, I'll just mention that qemuProcessKill() is called from > qemuProcessStop(), and I notice that is called in a couple places > related to snapshot create and revert which you mentioned in the &...

...83, in newfn ret = fn(self, *args, **kwargs) File "/usr/share/virt-manager/virtManager/domain.py", line 1404, in startup self._backend.create() File "/usr/lib64/python2.7/site-packages/libvirt.py", line 1035, in create if ret == -1: raise libvirtError ('virDomainCreate() failed', dom=self) libvirtError: unsupported configuration: host doesn't support passthrough of host PCI devices libvirt allows to appply the changes to the VM xml configurations, but gives error the moment I try to start the VM. I have tried following approaches. 1- Open Virt-M...