Forgot to add the files. Here is my version of one_vmm_kvm.rb & onevm. Changed from REXML in one_vmm_kvm.rb to use Nokogiri
Ranga On Wed, May 11, 2011 at 5:11 PM, Rangababu Chakravarthula < [email protected]> wrote: > Hi Javier, > > I am trying to apply this patch to opennebula 1.4 but even after I change > one_vmm_kvm.rb and onevm, i am not able to get the network statistics. It > also stopped reporting memory now. > > I know this has been added as part of 2.0 but I see there are more changes > (Gangila integration) etc. I just want to add this one particular feature > to 1.4. > > Any help is appreciated > > Ranga > > > On Mon, May 17, 2010 at 9:57 AM, Javier Fontan <[email protected]> wrote: > >> Hello, >> >> Thank's a lot for the patch. A new ticket is created to add it. It >> will be added to one-1.6 as we don't want to add more "features" to >> current 1.4 branch. >> >> http://dev.opennebula.org/issues/244 >> >> Bye >> >> On Sun, May 16, 2010 at 10:22 PM, Rogier Mars <[email protected]> wrote: >> > Hi, >> > >> > I've created a quick patch (see below) to the file one_vmm_kvm.rb to >> include >> > proper monitoring of network interface statistics for KVM. >> > This patch uses the libvirt dumpxml command and domifstat to get >> interface >> > statistics. >> > >> > I've attached the updated one_vmm_kvm.rb file, see the patch below. >> > >> > Best regards, >> > >> > Rogier >> > >> > >> > 42a43 >> >> require 'rexml/document' >> > 61c62,65 >> > < :poll => "virsh --connect #{LIBVIRT_URI} dominfo" >> > --- >> >> :poll => "virsh --connect #{LIBVIRT_URI} dominfo", >> >> :netstats => "virsh --connect #{LIBVIRT_URI} domifstat", >> >> :dumpxml => "virsh --connect #{LIBVIRT_URI} dumpxml" >> >> >> > 146a151,162 >> >> exe2 = SSHCommand.run("#{LIBVIRT[:dumpxml]} #{deploy_id}", >> host, >> >> log_method(id)) >> >> >> >> doc = REXML::Document.new(exe2.stdout) >> >> interfaces = [] >> >> doc.elements.each('domain/devices/interface/target') do |ele| >> >> interfaces << ele.attributes["dev"] >> >> end >> >> >> >> exe3 = SSHCommand.run("#{LIBVIRT[:netstats]} #{deploy_id} >> >> #{interfaces}", host, >> >> log_method(id)) >> >> >> > 182a199 >> >> >> > 185a203,212 >> >> exe3.stdout.each_line {|line| >> >> columns=line.split(" ").collect {|c| c.strip } >> >> case columns[1] >> >> when 'rx_bytes' >> >> info << " #{POLL_ATTRIBUTE[:netrx]}=" << >> >> (columns[2].to_i).to_s >> >> when 'tx_bytes' >> >> info << " #{POLL_ATTRIBUTE[:nettx]}=" << >> >> (columns[2].to_i).to_s >> >> end >> >> } >> >> >> > >> > >> > >> > >> > On May 12, 2010, at 1:23 AM, Rogier Mars wrote: >> > >> >> Hi, >> >> >> >> I just noticed this post and did some checking with libvirt. I am able >> to >> >> get the interface that is used in a KVM vm via the dumpxml command, and >> then >> >> get the network interface statistics via domifstat (see the example >> below). >> >> I think this could be included in the one_vmm_kvm.rb script. I'm not a >> ruby >> >> programmer, but I think this should be possible. >> >> >> >> Cheers, >> >> >> >> Rogier >> >> >> >> >> >> virsh # dumpxml one-60 >> >> <domain type='kvm' id='11'> >> >> <name>one-60</name> >> >> <uuid>3e62f716-b9bc-4b3e-6af6-7121181a5487</uuid> >> >> <memory>524288</memory> >> >> <currentMemory>524288</currentMemory> >> >> <vcpu>2</vcpu> >> >> <os> >> >> <type arch='x86_64' machine='pc'>hvm</type> >> >> <boot dev='hd'/> >> >> </os> >> >> <features> >> >> <acpi/> >> >> </features> >> >> <clock offset='utc'/> >> >> <on_poweroff>destroy</on_poweroff> >> >> <on_reboot>restart</on_reboot> >> >> <on_crash>destroy</on_crash> >> >> <devices> >> >> <emulator>/usr/bin/kvm</emulator> >> >> <disk type='file' device='disk'> >> >> <source file='/srv/cloud/one/var/60/images/disk.0'/> >> >> <target dev='hda' bus='ide'/> >> >> </disk> >> >> <interface type='bridge'> >> >> <mac address='00:03:5d:bc:f9:64'/> >> >> <source bridge='br1'/> >> >> <target dev='vnet1'/> >> >> </interface> >> >> </devices> >> >> </domain> >> >> >> >> virsh # domifstat one-60 vnet1 >> >> vnet1 rx_bytes 517120841 >> >> vnet1 rx_packets 6065654 >> >> vnet1 rx_errs 0 >> >> vnet1 rx_drop 0 >> >> vnet1 tx_bytes 189675090 >> >> vnet1 tx_packets 1166682 >> >> vnet1 tx_errs 0 >> >> vnet1 tx_drop 0 >> >> >> >> virsh # >> >> >> >> >> >> On Jan 7, 2010, at 10:52 AM, Javier Fontan wrote: >> >> >> >>> Hello, >> >>> >> >>> >> >>> Hello, >> >>> >> >>> Libvirt does not directly provide this information so it is always 0 >> >>> for kvm drivers. Maybe the driver could be improved to get network >> >>> traffic by other means. Do you have any idea on how this could be >> >>> done? >> >>> >> >>> Bye >> >>> >> >>> On Wed, Dec 30, 2009 at 10:18 PM, Shi Jin <[email protected]> >> wrote: >> >>>> >> >>>> Hi there, >> >>>> >> >>>> I noticed that the "onevm show -x" command returns 0 in the XML >> output >> >>>> <CPU>0</CPU> >> >>>> <NET_TX>0</NET_TX> >> >>>> <NET_RX>0</NET_RX> >> >>>> for all KVM virtual machine. I am not sure whether it is the same for >> >>>> Xen. >> >>>> >> >>>> Could you please comment on the possibility of monitor network >> traffic >> >>>> for individual VM in OpenNebula? >> >>>> I know that the "onehost show" command actually reports the traffic >> >>>> for each host but what is really interesting is to know exactly how >> >>>> much traffic used by each VM. >> >>>> >> >>>> Thank you very much and Happy New Year to All! >> >>>> >> >>>> -- >> >>>> Shi Jin, Ph.D. >> >>>> _______________________________________________ >> >>>> Users mailing list >> >>>> [email protected] >> >>>> http://lists.opennebula.org/listinfo.cgi/users-opennebula.org >> >>>> >> >>> >> >>> >> >>> >> >>> -- >> >>> Javier Fontan, Grid & Virtualization Technology Engineer/Researcher >> >>> DSA Research Group: http://dsa-research.org >> >>> Globus GridWay Metascheduler: http://www.GridWay.org >> >>> OpenNebula Virtual Infrastructure Engine: http://www.OpenNebula.org >> >>> _______________________________________________ >> >>> Users mailing list >> >>> [email protected] >> >>> http://lists.opennebula.org/listinfo.cgi/users-opennebula.org >> >>> >> >> >> >> _______________________________________________ >> >> Users mailing list >> >> [email protected] >> >> http://lists.opennebula.org/listinfo.cgi/users-opennebula.org >> >> >> > >> > >> > >> >> >> >> -- >> Javier Fontan, Grid & Virtualization Technology Engineer/Researcher >> DSA Research Group: http://dsa-research.org >> Globus GridWay Metascheduler: http://www.GridWay.org >> OpenNebula Virtual Infrastructure Engine: http://www.OpenNebula.org >> _______________________________________________ >> Users mailing list >> [email protected] >> http://lists.opennebula.org/listinfo.cgi/users-opennebula.org >> > >
one_vmm_kvm_withchanges.rb
Description: application/ruby
onevm
Description: Binary data
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