Xen project Mailing List

Hi,

On Wed, Apr 3, 2013 at 3:40 PM, Peter Gansterer <peter.gansterer@xxxxxxxxxxxxx> wrote:

Maybe someone comes up with an idea if you post more info about your Xen network setup.
Like:

brctl show

[root@dom0-a ~]# brctl show
bridge name     bridge id               STP enabled     interfaces
br0             8000.90b11c26fac3       no              em1
                                                        p1p1
                                                        vif1.0
                                                        vif2.0
                                                        vif3.0
virbr0          8000.000000000000       yes

route -n

[root@dom0-a ~]# route -n
Kernel IP routing table
Destination     Gateway         Genmask         Flags Metric Ref    Use Iface
0.0.0.0         10.1.1.1        0.0.0.0         UG    0      0        0 br0
10.1.1.0        0.0.0.0         255.255.255.0   U     0      0        0 br0
169.254.0.0     0.0.0.0         255.255.0.0     U     1006   0        0 br0
192.168.122.0   0.0.0.0         255.255.255.0   U     0      0        0 virbr0

ifconfig -a

# ifconfig -a
br0: flags=4163<UP,BROADCAST,RUNNING,MULTICAST> mtu 1500
        inet 10.1.1.102 netmask 255.255.255.0 broadcast 10.1.1.255
        inet6 fe80::92b1:1cff:fe26:fac3 prefixlen 64 scopeid 0x20<link>
        ether 90:b1:1c:26:fa:c3 txqueuelen 0 (Ethernet)
        RX packets 5609 bytes 888376 (867.5 KiB)
        RX errors 0 dropped 0 overruns 0 frame 0
        TX packets 739 bytes 103749 (101.3 KiB)
        TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0

em1: flags=4099<UP,BROADCAST,MULTICAST> mtu 1500
        ether 90:b1:1c:26:fa:c3 txqueuelen 1000 (Ethernet)
        RX packets 0 bytes 0 (0.0 B)
        RX errors 0 dropped 0 overruns 0 frame 0
        TX packets 0 bytes 0 (0.0 B)
        TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0
        device interrupt 16

em2: flags=4098<BROADCAST,MULTICAST> mtu 1500
        ether 90:b1:1c:26:fa:c4 txqueuelen 1000 (Ethernet)
        RX packets 0 bytes 0 (0.0 B)
        RX errors 0 dropped 0 overruns 0 frame 0
        TX packets 0 bytes 0 (0.0 B)
        TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0
        device interrupt 17

lo: flags=73<UP,LOOPBACK,RUNNING> mtu 65536
        inet 127.0.0.1 netmask 255.0.0.0
        inet6 ::1 prefixlen 128 scopeid 0x10<host>
        loop txqueuelen 0 (Local Loopback)
        RX packets 456 bytes 62928 (61.4 KiB)
        RX errors 0 dropped 0 overruns 0 frame 0
        TX packets 456 bytes 62928 (61.4 KiB)
        TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0

p1p1: flags=4163<UP,BROADCAST,RUNNING,MULTICAST> mtu 1500
        ether a0:36:9f:0b:5b:5c txqueuelen 1000 (Ethernet)
        RX packets 166067 bytes 35247039 (33.6 MiB)
        RX errors 0 dropped 0 overruns 0 frame 0
        TX packets 155732 bytes 47672875 (45.4 MiB)
        TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0
        device memory 0xd4d00000-d4e00000

p1p2: flags=4098<BROADCAST,MULTICAST> mtu 1500
        ether a0:36:9f:0b:5b:5d txqueuelen 1000 (Ethernet)
        RX packets 0 bytes 0 (0.0 B)
        RX errors 0 dropped 0 overruns 0 frame 0
        TX packets 0 bytes 0 (0.0 B)
        TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0
        device memory 0xd4e00000-d4f00000

vif1.0: flags=4163<UP,BROADCAST,RUNNING,MULTICAST> mtu 1500
        inet6 fe80::fcff:ffff:feff:ffff prefixlen 64 scopeid 0x20<link>
        ether fe:ff:ff:ff:ff:ff txqueuelen 32 (Ethernet)
        RX packets 11 bytes 2054 (2.0 KiB)
        RX errors 0 dropped 0 overruns 0 frame 0
        TX packets 4868 bytes 880588 (859.9 KiB)
        TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0

vif2.0: flags=4163<UP,BROADCAST,RUNNING,MULTICAST> mtu 1500
        inet6 fe80::fcff:ffff:feff:ffff prefixlen 64 scopeid 0x20<link>
        ether fe:ff:ff:ff:ff:ff txqueuelen 32 (Ethernet)
        RX packets 158626 bytes 61007135 (58.1 MiB)
        RX errors 0 dropped 0 overruns 0 frame 0
        TX packets 166815 bytes 34685114 (33.0 MiB)
        TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0

vif3.0: flags=4163<UP,BROADCAST,RUNNING,MULTICAST> mtu 1500
        inet6 fe80::fcff:ffff:feff:ffff prefixlen 64 scopeid 0x20<link>
        ether fe:ff:ff:ff:ff:ff txqueuelen 32 (Ethernet)
        RX packets 19319 bytes 2725065 (2.5 MiB)
        RX errors 0 dropped 0 overruns 0 frame 0
        TX packets 15096 bytes 18264428 (17.4 MiB)
        TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0

virbr0: flags=4099<UP,BROADCAST,MULTICAST> mtu 1500
        inet 192.168.122.1 netmask 255.255.255.0 broadcast 192.168.122.255
        ether 22:34:6a:c1:1b:23 txqueuelen 0 (Ethernet)
        RX packets 0 bytes 0 (0.0 B)
        RX errors 0 dropped 0 overruns 0 frame 0
        TX packets 0 bytes 0 (0.0 B)
        TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0

# uname -a
Linux dom0-a.aha.biz 3.7.9-104.fc17.x86_64 #1 SMP Sun Feb 24 19:19:12 UTC 2013 x86_64 x86_64 x86_64 GNU/Linux
[root@dom0-a ~]# cat /etc/fedora-release
Fedora release 17 (Beefy Miracle)
# xm dmesg | grep -i 'xen version'
(XEN) Xen version 4.1.4 (mockbuild@[unknown]) (gcc version 4.7.2 20120921 (Red Hat 4.7.2-2) (GCC) ) Fri Feb 22 16:32:39 UTC 2013

Re: [Xen-users] VERY odd HTTP Packet Loss