Hi guys, I met a libvirt error
Below is the information I got,
Libvirt version:
[r...@kvm-yxnd-tjhy-8 qemu]# yum list installed |grep kvm
etherboot-roms-kvm.x86_64 5.4.4-13.el5.centos
installed
etherboot-zroms-kvm.x86_64 5.4.4-13.el5.centos
installed
kmod-kvm.x86_64 83-164.el5_5.23
installed
kvm.x86_64 83-164.el5_5.23
installed
kvm-qemu-img.x86_64 83-164.el5_5.23
installed
kvm-tools.x86_64 83-164.el5_5.23
installed
[r...@kvm-yxnd-tjhy-8 qemu]# yum list installed |grep libvirt
libvirt.x86_64 0.8.3-1.el5
installed
libvirt-client.x86_64 0.8.3-1.el5
installed
libvirt-debuginfo.x86_64 0.8.3-1.el5
installed
libvirt-devel.x86_64 0.8.3-1.el5
installed
libvirt-python.x86_64 0.8.3-1.el5
installed
[r...@kvm-yxnd-tjhy-8 qemu]# yum list installed |grep qemu
kvm-qemu-img.x86_64 83-164.el5_5.23
installed
start vm error information ,
[r...@kvm-yxnd-tjhy-8 ~]# virsh list --all
Id Name State
----------------------------------
- iotest shut off
- yxnd-gs-win32-qq shut off
[r...@kvm-yxnd-tjhy-8 ~]# virsh start iotest
error: Failed to start domain iotest
error: internal error Process exited while reading console log output:
[r...@kvm-yxnd-tjhy-8 ~]# cat /etc/libvirt/libvirtd.conf |grep log_level
log_level = 1
tail /var/log/libvirt/qemu/iotest.log
LC_ALL=C PATH=/sbin:/usr/sbin:/bin:/usr/bin HOME=/root USER=root
LOGNAME=root QEMU_AUDIO_DRV=none /usr/libexec/qemu-kvm -S -M rhel5.4.0 -m
2048 -smp 4 -name iotest -uuid ec2bec5e-096b-6d41-238f-378b8cf39ad8 -monitor
unix:/var/lib/libvirt/qemu/iotest.monitor,server,nowait -localtime -boot c
-drive file=/datapool/iotest.qcow2,if=virtio,boot=on,format=qcow2,cache=none
-net nic,macaddr=00:16:36:13:96:18,vlan=0,model=virtio -net tap,fd=17,vlan=0
-net nic,macaddr=00:16:36:7d:cb:c6,vlan=1,model=virtio -net tap,fd=18,vlan=1
-serial pty -parallel none -usb -usbdevice tablet -vnc 0.0.0.0:0 -k en-us
-vga cirrus -balloon virtio
[r...@kvm-yxnd-tjhy-8 qemu]# cat /etc/libvirt/qemu/iotest.xml
<domain type='kvm'>
<name>iotest</name>
<uuid>ec2bec5e-096b-6d41-238f-378b8cf39ad8</uuid>
<memory>2097152</memory>
<currentMemory>2097152</currentMemory>
<vcpu>4</vcpu>
<os>
<type arch='x86_64' machine='rhel5.4.0'>hvm</type>
<boot dev='hd'/>
</os>
<features>
<acpi/>
<apic/>
<pae/>
</features>
<clock offset='localtime'/>
<on_poweroff>destroy</on_poweroff>
<on_reboot>restart</on_reboot>
<on_crash>restart</on_crash>
<devices>
<emulator>/usr/libexec/qemu-kvm</emulator>
<disk type='file' device='disk'>
<driver name='qemu' type='qcow2' cache='none'/>
<source file='/datapool/iotest.qcow2'/>
<target dev='vda' bus='virtio'/>
</disk>
<interface type='bridge'>
<mac address='00:16:36:13:96:18'/>
<source bridge='br1'/>
<model type='virtio'/>
</interface>
<interface type='bridge'>
<mac address='00:16:36:7d:cb:c6'/>
<source bridge='br0'/>
<model type='virtio'/>
</interface>
<serial type='pty'>
<target port='0'/>
</serial>
<console type='pty'>
<target type='serial' port='0'/>
</console>
<input type='tablet' bus='usb'/>
<input type='mouse' bus='ps2'/>
<graphics type='vnc' port='-1' autoport='yes' keymap='en-us'/>
<video>
<model type='cirrus' vram='9216' heads='1'/>
</video>
<memballoon model='virtio'/>
</devices>
</domain>
The error log of /var/log/message:
Nov 29 15:23:00 kvm-yxnd-tjhy-8 libvirtd: 15:23:00.775: info :
qemuSecurityDACSetOwnership:40 : Setting DAC user and group on
'/datapool/iotest.qcow2' to '0:0'
Nov 29 15:23:00 kvm-yxnd-tjhy-8 libvirtd: 15:23:00.797: info :
qemudDispatchSignalEvent:401 : Received unexpected signal 17
Nov 29 15:23:00 kvm-yxnd-tjhy-8 libvirtd: 15:23:00.798: info :
brProbeVnetHdr:449 : Enabling IFF_VNET_HDR
Nov 29 15:23:00 kvm-yxnd-tjhy-8 kernel: device vnet0 entered promiscuous
mode
Nov 29 15:23:00 kvm-yxnd-tjhy-8 kernel: device vnet0 entered promiscuous
mode
Nov 29 15:23:00 kvm-yxnd-tjhy-8 kernel: printk: 6 messages suppressed.
Nov 29 15:23:00 kvm-yxnd-tjhy-8 kernel: printk: 6 messages suppressed.
Nov 29 15:23:00 kvm-yxnd-tjhy-8 kernel: type=1700 audit(1291015380.812:157):
dev=vnet0 prom=256 old_prom=0 auid=4294967295 ses=4294967295
Nov 29 15:23:00 kvm-yxnd-tjhy-8 kernel: type=1700 audit(1291015380.812:157):
dev=vnet0 prom=256 old_prom=0 auid=4294967295 ses=4294967295
Nov 29 15:23:00 kvm-yxnd-tjhy-8 kernel: br1: port 2(vnet0) entering learning
state
Nov 29 15:23:00 kvm-yxnd-tjhy-8 kernel: br1: port 2(vnet0) entering learning
state
Nov 29 15:23:00 kvm-yxnd-tjhy-8 libvirtd: 15:23:00.814: info :
brProbeVnetHdr:449 : Enabling IFF_VNET_HDR
Nov 29 15:23:00 kvm-yxnd-tjhy-8 kernel: device vnet1 entered promiscuous
mode
Nov 29 15:23:00 kvm-yxnd-tjhy-8 kernel: device vnet1 entered promiscuous
mode
Nov 29 15:23:00 kvm-yxnd-tjhy-8 kernel: type=1700 audit(1291015380.828:158):
dev=vnet1 prom=256 old_prom=0 auid=4294967295 ses=4294967295
Nov 29 15:23:00 kvm-yxnd-tjhy-8 kernel: type=1700 audit(1291015380.828:158):
dev=vnet1 prom=256 old_prom=0 auid=4294967295 ses=4294967295
Nov 29 15:23:00 kvm-yxnd-tjhy-8 kernel: br0: port 2(vnet1) entering learning
state
Nov 29 15:23:00 kvm-yxnd-tjhy-8 kernel: br0: port 2(vnet1) entering learning
state
Nov 29 15:23:00 kvm-yxnd-tjhy-8 kernel: libvirtd[7487]: segfault at
00000000431e7000 rip 000000000043440c rsp 00000000431e4480 error 4
Nov 29 15:23:00 kvm-yxnd-tjhy-8 kernel: libvirtd[7487]: segfault at
00000000431e7000 rip 000000000043440c rsp 00000000431e4480 error 4
Nov 29 15:23:00 kvm-yxnd-tjhy-8 libvirtd: 15:23:00.837: error :
virExecDaemonize:782 : internal error Intermediate daemon process exited
with status 0.
Nov 29 15:23:00 kvm-yxnd-tjhy-8 libvirtd: 15:23:00.837: info :
qemudDispatchSignalEvent:401 : Received unexpected signal 17
Nov 29 15:23:00 kvm-yxnd-tjhy-8 kernel: br1: port 2(vnet0) entering disabled
state
Nov 29 15:23:00 kvm-yxnd-tjhy-8 kernel: br1: port 2(vnet0) entering disabled
state
Nov 29 15:23:00 kvm-yxnd-tjhy-8 kernel: device vnet0 left promiscuous mode
Nov 29 15:23:00 kvm-yxnd-tjhy-8 kernel: device vnet0 left promiscuous mode
Nov 29 15:23:00 kvm-yxnd-tjhy-8 kernel: type=1700 audit(1291015380.858:159):
dev=vnet0 prom=0 old_prom=256 auid=4294967295 ses=4294967295
Nov 29 15:23:00 kvm-yxnd-tjhy-8 kernel: type=1700 audit(1291015380.858:159):
dev=vnet0 prom=0 old_prom=256 auid=4294967295 ses=4294967295
Nov 29 15:23:00 kvm-yxnd-tjhy-8 kernel: br1: port 2(vnet0) entering disabled
state
Nov 29 15:23:00 kvm-yxnd-tjhy-8 kernel: br1: port 2(vnet0) entering disabled
state
Nov 29 15:23:00 kvm-yxnd-tjhy-8 kernel: br0: port 2(vnet1) entering disabled
state
Nov 29 15:23:00 kvm-yxnd-tjhy-8 kernel: br0: port 2(vnet1) entering disabled
state
Nov 29 15:23:00 kvm-yxnd-tjhy-8 kernel: device vnet1 left promiscuous mode
Nov 29 15:23:00 kvm-yxnd-tjhy-8 kernel: device vnet1 left promiscuous mode
Nov 29 15:23:00 kvm-yxnd-tjhy-8 kernel: type=1700 audit(1291015380.887:160):
dev=vnet1 prom=0 old_prom=256 auid=4294967295 ses=4294967295
Nov 29 15:23:00 kvm-yxnd-tjhy-8 kernel: type=1700 audit(1291015380.887:160):
dev=vnet1 prom=0 old_prom=256 auid=4294967295 ses=4294967295
Nov 29 15:23:00 kvm-yxnd-tjhy-8 kernel: br0: port 2(vnet1) entering disabled
state
Nov 29 15:23:00 kvm-yxnd-tjhy-8 kernel: br0: port 2(vnet1) entering disabled
state
Nov 29 15:23:00 kvm-yxnd-tjhy-8 libvirtd: 15:23:00.895: error :
qemudReadLogOutput:2118 : internal error Process exited while reading
console log output:
Nov 29 15:23:00 kvm-yxnd-tjhy-8 libvirtd: 15:23:00.895: info :
qemuSecurityDACRestoreSecurityFileLabel:80 : Restoring DAC user and group on
'/datapool/iotest.qcow2'
Nov 29 15:23:00 kvm-yxnd-tjhy-8 libvirtd: 15:23:00.895: info :
qemuSecurityDACSetOwnership:40 : Setting DAC user and group on
'/datapool/iotest.qcow2' to '0:0'
I had disable the selinux before, I tried boot the vm via qemu-kvm, it works
fine, so what was the problem ? thanks very much for any suggestion and
help.
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