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Re: [Qemu-discuss] Unable to find any system Interface(s) -qemu-2.30 RHE

From: Bandan Das
Subject: Re: [Qemu-discuss] Unable to find any system Interface(s) -qemu-2.30 RHEL 7.1
Date: Thu, 16 Jul 2015 17:59:44 -0400
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/24.5 (gnu/linux)

"Rapelly, Varun" <address@hidden> writes:

> Hi,
> I'm using following command line arguments to launch the KVM. KVM launches 
> successfully, but during boot process, it displays "Unable to find any System 
> Iterface(s), udevd[3393]: starting version 175" message, and it hangs there 
> only.
> address@hidden ~]# /usr/bin/qemu-system-x86_64 -smp 4  -m 8192 -drive 
> file=/var/lib/libvirt/images/varun.img -cpu SandyBridge --enable-kvm -name 
> vhost_user -object 
> memory-backend-file,id=mem,size=8192M,mem-path=/dev/hugepages,share=on -numa 
> node,memdev=mem -mem-prealloc -chardev 
> socket,id=char1,path=/usr/local/var/run/openvswitch/vhostuser0 -netdev 
> type=vhost-user,id=mynet1,chardev=char1,vhostforce -device 
> virtio-net-pci,mac=52:55:00:00:00:01,netdev=mynet1 -chardev 
> socket,id=char2,path=/usr/local/var/run/openvswitch/vhostuser1 -netdev 
> type=vhost-user,id=mynet2,chardev=char2,vhostforce -device 
> virtio-net-pci,mac=52:55:00:00:00:02,netdev=mynet2 -chardev 
> socket,id=char3,path=/usr/local/var/run/openvswitch/vhostuser2 -netdev 
> type=vhost-user,id=mynet3,chardev=char3,vhostforce -device 
> virtio-net-pci,mac=52:55:00:00:00:03,netdev=mynet3 -chardev 
> socket,id=char4,path=/usr/local/var/run/openvswitch/vhostuser3 -netdev 
> type=vhost-user,id=mynet4,chardev=char4,vhostforce -device 
> virtio-net-pci,mac=52:55:00:00:00:04,netdev=mynet4 -daemonize
> qemu-system-x86_64: -netdev 
> type=vhost-user,id=mynet1,chardev=char1,vhostforce: chardev "char1" went up
> qemu-system-x86_64: -netdev 
> type=vhost-user,id=mynet2,chardev=char2,vhostforce: chardev "char2" went up
> qemu-system-x86_64: -netdev 
> type=vhost-user,id=mynet3,chardev=char3,vhostforce: chardev "char3" went up
> qemu-system-x86_64: -netdev 
> type=vhost-user,id=mynet4,chardev=char4,vhostforce: chardev "char4" went up
> VNC server running on `::1:5900'
> address@hidden ~]# vncviewer localhost:5900
> I created image using below command:
> qemu-img create -f qcow2 varun.img 80G
> What could be the problem here? Please let me know.

I doubt that the boot process hanging has anything to do with ipmi_si failing 
to detect
any interfaces. You could try disabling ipmi_si altogether and see if the hang 
away ?

> Regards,
> Varun

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