[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] Re: [Xen-devel] virsh blkstat doesn't work on HVM
You should ask libvirt-ML http://libvirt.org/contact.html By the way, I am looking around the the current code of libvirt. you should check following data exist or not. "/sys/devices/xen-backend/vbd-%d-%d/statistics/%s" or "/sys/devices/xen-backend/tap-%d-%d/statistics/%s" see read_bd_stat from following http://libvirt.org/git/?p=libvirt.git;a=blob;f=src/xen/block_stats.c Thanks Atsushi SAKAI <wenche_chang@xxxxxxxxxxxx> wrote: > Hi > > > > I tried to use virsh blkstat to get information of a block, but it returns an > error message as shown below > > This function works fine in KVM, but fail in XEN. > > I tried XEN 3.4.3 ,4.0.0 and 4.0.1 with libvirt 0.7.1 from fedora yum server > and 0.8.1 from libvirt . > > All of them are fail to get the block status. > > The following is the config file and error message of virsh domblkstat. > > Any one knows how to make this function work? > > > > [root@localhost ~]# virsh dumpxml vm1 > > <domain type='xen' id='1'> > > <name>vm1</name> > > <uuid>12af1ed4-2f2d-f02d-9a2a-5d4f377889d5</uuid> > > <memory>524288</memory> > > <currentMemory>524288</currentMemory> > > <vcpu>1</vcpu> > > <os> > > <type>hvm</type> > > <loader>/usr/lib/xen/boot/hvmloader</loader> > > <boot dev='hd'/> > > </os> > > <features> > > <acpi/> > > <apic/> > > <pae/> > > </features> > > <clock offset='utc'/> > > <on_poweroff>destroy</on_poweroff> > > <on_reboot>restart</on_reboot> > > <on_crash>restart</on_crash> > > <devices> > > <emulator>/usr/lib64/xen/bin/qemu-dm</emulator> > > <disk type='file' device='disk'> > > <driver name='file'/> > > <source file='/var/lib/libvirt/images/vm1.img'/> > > <target dev='hda' bus='ide'/> > > </disk> > > <disk type='file' device='cdrom'> > > <target dev='hdc' bus='ide'/> > > <readonly/> > > </disk> > > <interface type='bridge'> > > <mac address='00:16:36:0f:fb:7a'/> > > <source bridge='eth0'/> > > <script path='/etc/xen/scripts/vif-bridge'/> > > <target dev='vif1.0'/> > > </interface> > > <serial type='pty'> > > <source path='/dev/pts/0'/> > > <target port='0'/> > > </serial> > > <console type='pty' tty='/dev/pts/0'> > > <source path='/dev/pts/0'/> > > <target port='0'/> > > </console> > > <input type='mouse' bus='ps2'/> > > <graphics type='vnc' port='5900' autoport='yes' keymap='en-us'/> > > <sound model='es1370'/> > > </devices> > > </domain> > > > > [root@localhost ~]# virsh domblkstat vm1 hda > > error: Failed to get block stats vm1 hda > > error: internal error read_bd_stats: Failed to read any block statistics > > > > > TREND MICRO EMAIL NOTICE > The information contained in this email and any attachments is confidential > and may be subject to copyright or other intellectual property protection. If > you are not the intended recipient, you are not authorized to use or disclose > this information, and we request that you notify us by reply mail or > telephone and delete the original message from your mail system. _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel
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