From mboxrd@z Thu Jan  1 00:00:00 1970
From: Nathan Stratton <nathan@robotics.net>
Subject: HVM dropped packets
Date: Tue, 25 Aug 2009 13:30:34 -0500 (CDT)
Message-ID: <alpine.LFD.2.00.0908251322270.17195@bart.robotics.net>
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I am having no issues with para guests, but HVM guests all show dropped 
packets.

I am runing Xen 3.4.1 on linux 2.6.31-rc6, but also have tried older xen 
and kernels.

Also, not sure why I have a vif and a tap for my HVM guests, only have vif 
for para.

[root@xen1 config]# ifconfig tap19.0
tap19.0   Link encap:Ethernet  HWaddr B6:B7:E1:71:09:3C
           inet6 addr: fe80::b4b7:e1ff:fe71:93c/64 Scope:Link
           UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
           RX packets:34507 errors:0 dropped:0 overruns:0 frame:0
           TX packets:43841 errors:0 dropped:0 overruns:645 carrier:0
           collisions:0 txqueuelen:500
           RX bytes:16847714 (16.0 MiB)  TX bytes:22711872 (21.6 MiB)

[root@xen1 config]# ifconfig tap19.1
tap19.1   Link encap:Ethernet  HWaddr 76:C7:74:AF:CA:EC
           inet6 addr: fe80::74c7:74ff:feaf:caec/64 Scope:Link
           UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
           RX packets:36601 errors:0 dropped:0 overruns:0 frame:0
           TX packets:36018 errors:0 dropped:0 overruns:457 carrier:0
           collisions:0 txqueuelen:500
           RX bytes:18152679 (17.3 MiB)  TX bytes:17744980 (16.9 MiB)

[root@xen1 config]# ifconfig vif19.0
vif19.0   Link encap:Ethernet  HWaddr FE:FF:FF:FF:FF:FF
           inet6 addr: fe80::fcff:ffff:feff:ffff/64 Scope:Link
           UP BROADCAST RUNNING PROMISC MULTICAST  MTU:1500  Metric:1
           RX packets:0 errors:0 dropped:0 overruns:0 frame:0
           TX packets:0 errors:0 dropped:2908 overruns:0 carrier:0
           collisions:0 txqueuelen:32
           RX bytes:0 (0.0 b)  TX bytes:0 (0.0 b)

[root@xen1 config]# ifconfig vif19.1
vif19.1   Link encap:Ethernet  HWaddr FE:FF:FF:FF:FF:FF
           inet6 addr: fe80::fcff:ffff:feff:ffff/64 Scope:Link
           UP BROADCAST RUNNING PROMISC MULTICAST  MTU:1500  Metric:1
           RX packets:0 errors:0 dropped:0 overruns:0 frame:0
           TX packets:0 errors:0 dropped:181 overruns:0 carrier:0
           collisions:0 txqueuelen:32
           RX bytes:0 (0.0 b)  TX bytes:0 (0.0 b)


[root@xen1 config]# more proxy0.hou-para
import os, re
arch = os.uname()[4]
if re.search('64', arch):
     arch_libdir = 'lib64'
else:
     arch_libdir = 'lib'

kernel = "/usr/lib/xen/boot/hvmloader"

builder='hvm'

name = "proxy0.hou"
memory = 2048
vcpus=4

disk   = [ 'file:/share/xen/images/proxy0.hou.img,xvda,w', ]
vif    = [ 'mac=00:11:25:00:1E:01, type=ioemu, bridge=private',
            'mac=00:11:25:00:1E:02, type=ioemu, bridge=public' ]

uuid   = '00000014-1111-2222-3333-200809231904'

device_model = '/usr/' + arch_libdir + '/xen/bin/qemu-dm'

sdl=0
opengl=1
vnc=1
vncpasswd=''
stdvga=0
serial='pty'



><>
Nathan Stratton                                CTO, BlinkMind, Inc.
nathan at robotics.net                         nathan at blinkmind.com
http://www.robotics.net                        http://www.blinkmind.com