Re: [libvirt] [virt-tools-list] Questions about virt-manager running on Arch of Itanium 64

> Date: Mon, 4 Jan 2010 11:46:06 -0500 > From: crobinso(a)redhat.com > To: x_k_123(a)hotmail.com > CC: berrange(a)redhat.com; libvirt-list(a)redhat.com > Subject: Re: [libvirt] [virt-tools-list] Questions about virt-manager running on Arch of Itanium 64 > > On 12/25/2009 03:48 AM, Dustin Xiong wrote: > >>>> If i want to update qemu_conf.c to handle ia64 , which files or >>>> datastruct needs to update ? Only the qemu_conf.c ? >>> >>> If you search for the table >>> >>> static const struct qemu_arch_info const arch_info_hvm[] = { >>> >>> It is probably (hopefully?) sufficient to just add >>> >>> { "ia64", 64, NULL, "/usr/bin/qemu-system-ia64", NULL, NULL, 0 }, >>> >>> The key test is that when you later run >>> >>> virsh capabilities >>> >>> it should show the /usr/bin/qemu-system-ia64 binary, and also report that >>> KVM is present. >>> >>> I have a feeling you might also need to add code to the src/nodeinfo.c >>> file, since I think that /proc/cpuinfo on ia64 is in a different format >>> to that on x86_64. ie, change the linuxNodeInfoCPUPopulate() method so >>> it can also parse the ia64 format. This is used by the command >>> >>> virsh nodeinfo >>> >>> >>> So once 'capabilities' and 'nodeinfo' are working on ia64, then it should >>> be possible to use virt-manager properly >>> >> I modify the src, and build it to rpm. The libvirt could work. >> >> And as you said, i add ia64 info into the qemu_conf.c. The result as below: >> >> >> >> [root@kvm bin]# virsh capabilities >> <capabilities> >> >> <host> >> <cpu> >> <arch>ia64</arch> >> </cpu> >> <topology> >> <cells num='1'> >> <cell id='0'> >> <cpus num='16'> >> <cpu id='0'/> >> <cpu id='1'/> >> <cpu id='2'/> >> <cpu id='3'/> >> <cpu id='4'/> >> <cpu id='5'/> >> <cpu id='6'/> >> <cpu id='7'/> >> <cpu id='8'/> >> <cpu id='9'/> >> <cpu id='10'/> >> <cpu id='11'/> >> <cpu id='12'/> >> <cpu id='13'/> >> <cpu id='14'/> >> <cpu id='15'/> >> </cpus> >> </cell> >> </cells> >> </topology> >> </host> >> >> <guest> >> <os_type>hvm</os_type> >> <arch name='ia64'> >> <wordsize>64</wordsize> >> <emulator>/usr/bin/qemu-system-ia64</emulator> >> <machine>ia64</machine> >> <machine>xenner</machine> >> <domain type='qemu'> >> </domain> >> <domain type='kvm'> >> <emulator>/usr/bin/kvm</emulator> >> </domain> >> </arch> >> <features> >> <acpi default='on' toggle='yes'/> >> <apic default='on' toggle='no'/> >> </features> >> </guest> >> >> </capabilities> >> >> >> >> [root@kvm bin]# virsh nodeinfo >> CPU model: ia64 >> CPU(s): 16 >> CPU frequency: 1330 MHz >> CPU socket(s): 16 >> Core(s) per socket: 1 >> Thread(s) per core: 1 >> NUMA cell(s): 1 >> Memory size: 8252480 kB >> >> >> >> But the virt-manager still can't work. When i create a new vm. >> >> The error as below: >> >> >> >> Unable to complete install 'libvirt.libvirtError internal error Domain ad didn't show up >> >> Traceback (most recent call last): >> File "/usr/share/virt-manager/virtManager/create.py", line 718, in do_install >> dom = guest.start_install(False, meter = meter) >> File "/usr/lib/python2.4/site-packages/virtinst/Guest.py", line 660, in start_install >> return self._do_install(consolecb, meter, removeOld, wait) >> File "/usr/lib/python2.4/site-packages/virtinst/Guest.py", line 758, in _do_install >> self.domain = self.conn.createLinux(install_xml, 0) >> File "/usr/lib/python2.4/site-packages/libvirt.py", line 974, in createLinux >> if ret is None:raise libvirtError('virDomainCreateLinux() failed', conn=self) >> libvirtError: internal error Domain ad didn't show up >> >> >> I don't know how to resolve this error. >> >> Thank you for your advice. >> > > What is the output in /var/log/libvirt/qemu/$vmname.log ? The output in /var/log/libvirt/qemu/vm10.log is : LC_ALL=C PATH=/sbin:/usr/sbin:/bin:/usr/bin HOME=/ /usr/bin/kvm -S -M ia64 -m 512 -smp 1 -name vm10 -uuid 8adb1d1d-147f-710a-6d13-c71ba185f811 -monitor pty -pidfile /var/run/libvirt/qemu//vm10.pid -no-reboot -boot d -drive file=/var/lib/libvirt/images/vm10.img,if=ide,index=0,format=raw -drive file=/var/lib/libvirt/images/rhel-server-5.4-ia64-disc1.iso,if=ide,media=cdrom,index=2,format=raw -net nic,macaddr=52:54:00:59:bb:26,vlan=0 -net tap,fd=16,script=,vlan=0,ifname=vnet0 -serial pty -parallel none -usb -vnc 127.0.0.1:0 -k en-us Supported machines are: itanium Itanium Platform (default) -dustin