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xen-devel
[Xen-devel] RE: new /etc/xen/network script
So, ifdown does succeed in taking the interface down. I wander why the routes
aren't getting removed?
Could you do:
ifconfig
netstat -rn
ifdown eth0
netstat -rn
ifconfig
Thanks,
Ian
> -----Original Message-----
> From: Zhai, Edwin [mailto:edwin.zhai@xxxxxxxxx]
> Sent: 16 August 2005 16:57
> To: Ian Pratt
> Cc: xen-devel@xxxxxxxxxxxxxxxxxxx; ian.pratt@xxxxxxxxxxxx
> Subject: RE: new /etc/xen/network script
>
>
> ***Before***
> [root@vt-edwin ~]# ifconfig
>
> eth0 Link encap:Ethernet HWaddr 00:0C:F1:FE:4C:5B
>
> inet addr:172.16.219.31 Bcast:172.16.219.255
> Mask:255.255.255.0
> UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
>
> RX packets:127 errors:0 dropped:0 overruns:0
> frame:0
> TX packets:65 errors:0 dropped:0 overruns:0
> carrier:0
> collisions:0 txqueuelen:1000
>
> RX bytes:18387 (17.9 KiB) TX bytes:6072 (5.9 KiB)
>
>
>
> lo Link encap:Local Loopback
>
> inet addr:127.0.0.1 Mask:255.0.0.0
>
> UP LOOPBACK RUNNING MTU:16436 Metric:1
>
> RX packets:16 errors:0 dropped:0 overruns:0 frame:0
>
> TX packets:16 errors:0 dropped:0 overruns:0
> carrier:0
> collisions:0 txqueuelen:0
>
> RX bytes:1168 (1.1 KiB) TX bytes:1168 (1.1 KiB)
>
> ***After ifdown eth0 ***
> [root@vt-edwin ~]# ifconfig
>
> lo Link encap:Local Loopback
>
> inet addr:127.0.0.1 Mask:255.0.0.0
>
> UP LOOPBACK RUNNING MTU:16436 Metric:1
>
> RX packets:16 errors:0 dropped:0 overruns:0 frame:0
>
> TX packets:16 errors:0 dropped:0 overruns:0
> carrier:0
> collisions:0 txqueuelen:0
>
> RX bytes:1168 (1.1 KiB) TX bytes:1168 (1.1 KiB)
>
>
> but
> [root@vt-edwin ~]# ifconfig -a
> eth0 Link encap:Ethernet HWaddr 00:0C:F1:FE:4C:5B
> inet addr:172.16.219.31 Bcast:172.16.219.255
> Mask:255.255.255.0
> BROADCAST MULTICAST MTU:1500 Metric:1
> RX packets:182 errors:0 dropped:0 overruns:0 frame:0
> TX packets:66 errors:0 dropped:0 overruns:0 carrier:0
> collisions:0 txqueuelen:1000
> RX bytes:25284 (24.6 KiB) TX bytes:6196 (6.0 KiB)
>
> lo Link encap:Local Loopback
> inet addr:127.0.0.1 Mask:255.0.0.0
> UP LOOPBACK RUNNING MTU:16436 Metric:1
> RX packets:16 errors:0 dropped:0 overruns:0 frame:0
> TX packets:16 errors:0 dropped:0 overruns:0 carrier:0
> collisions:0 txqueuelen:0
> RX bytes:1168 (1.1 KiB) TX bytes:1168 (1.1 KiB)
>
> veth0 Link encap:Ethernet HWaddr 00:00:00:00:00:00
> BROADCAST MULTICAST MTU:1500 Metric:1
> RX packets:0 errors:0 dropped:0 overruns:0 frame:0
> TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
> collisions:0 txqueuelen:0
> RX bytes:0 (0.0 b) TX bytes:0 (0.0 b)
>
> vif0.0 Link encap:Ethernet HWaddr FE:FF:FF:FF:FF:FF
> BROADCAST MULTICAST MTU:1500 Metric:1
> RX packets:0 errors:0 dropped:0 overruns:0 frame:0
> TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
> collisions:0 txqueuelen:0
> RX bytes:0 (0.0 b) TX bytes:0 (0.0 b)
>
> Ian Pratt <mailto:m+Ian.Pratt@xxxxxxxxxxxx> scribbled on
> 2005年8月16日 23:41:
>
> >> ian,
> >> as the discussion in this thread, service os netwok will
> break after
> >> xend start.
> >> this simple patch can work on my mahine.
> >> but strange error still occur in xend.log and xend start
> takes more
> >> time with ifdown/ifup.
> >
> > I guess the patch can't do any harm, but why doesn't ifdown
> remove the
> > routes?
> >
> > Before starting xend, please can you post the output of the
> following
> > sequence:
> >
> > ifconfig
> > ifdown eth0
> > ifconfig
> >
> > Thanks,
> > Ian
> >
> >
> >> @@ -192,6 +192,7 @@
> >> ifconfig p${netdev} -arp down
> >> ifconfig p${netdev} hw ether fe:ff:ff:ff:ff:ff
> >> ifconfig ${netdev} hw ether ${mac}
> >> + del_addrs p${netdev}
> >> add_to_bridge ${bridge} vif0.0
> >> add_to_bridge ${bridge} p${netdev}
> >> ip link set vif0.0 up
> >>
> >>
> >> --------------xend.log------------------------
> >> [2005-08-16 23:14:19 xend] ERROR (__init__:988) [network-bridge] +
> >> set -e
> >> [2005-08-16 23:14:19 xend] ERROR (__init__:988) [network-bridge] +
> >> OP=start
> >> [2005-08-16 23:14:19 xend] ERROR (__init__:988) [network-bridge] +
> >> shift
> >> [2005-08-16 23:14:19 xend] ERROR (__init__:988) [network-bridge] +
> >> for arg in '"$@"'
> >> [2005-08-16 23:14:19 xend] ERROR (__init__:988) [network-bridge] +
> >> export bridge=xen-br0
> >> [2005-08-16 23:14:19 xend] ERROR (__init__:988) [network-bridge] +
> >> bridge=xen-br0
> >> [2005-08-16 23:14:19 xend] ERROR (__init__:988) [network-bridge] +
> >> for arg in '"$@"'
> >> [2005-08-16 23:14:19 xend] ERROR (__init__:988) [network-bridge] +
> >> export antispoof=no
> >> [2005-08-16 23:14:19 xend] ERROR (__init__:988) [network-bridge] +
> >> antispoof=no
> >> [2005-08-16 23:14:19 xend] ERROR (__init__:988) [network-bridge] +
> >> bridge=xen-br0
> >> [2005-08-16 23:14:19 xend] ERROR (__init__:988) [network-bridge] +
> >> netdev=eth0
> >> [2005-08-16 23:14:19 xend] ERROR (__init__:988) [network-bridge] +
> >> antispoof=no
> >> [2005-08-16 23:14:19 xend] ERROR (__init__:988) [network-bridge] +
> >> echo '*network start bridge=xen-br0 netdev=eth0 antispoof=no'
> >> [2005-08-16 23:14:19 xend] INFO (__init__:988) [network-bridge]
> >> network start bridge=xen-br0 netdev=eth0 antispoof=no [2005-08-16
> >> 23:14:19 xend] ERROR (__init__:988) [network-bridge] +
> case ${OP} in
> >> [2005-08-16 23:14:19 xend] ERROR (__init__:988) [network-bridge] +
> >> op_start
> >> [2005-08-16 23:14:19 xend] ERROR (__init__:988) [network-bridge] +
> >> '[' xen-br0 == null ']' [2005-08-16 23:14:19 xend] ERROR
> >> (__init__:988) [network-bridge] + create_bridge xen-br0
> >> [2005-08-16 23:14:19 xend] ERROR (__init__:988) [network-bridge] +
> >> local bridge=xen-br0
> >> [2005-08-16 23:14:19 xend] ERROR (__init__:988) [network-bridge] +
> >> brctl show
> >> [2005-08-16 23:14:19 xend] ERROR (__init__:988) [network-bridge] +
> >> grep -q xen-br0
> >> [2005-08-16 23:14:19 xend] INFO (__init__:988) EVENT> xend.start 0
> >> [2005-08-16 23:14:19 xend] ERROR (__init__:988) [network-bridge] +
> >> brctl addbr xen-br0
> >> [2005-08-16 23:14:19 xend] ERROR (__init__:988) [network-bridge] +
> >> brctl stp xen-br0 off
> >> [2005-08-16 23:14:19 xend] ERROR (__init__:988) [network-bridge] +
> >> brctl setfd xen-br0 0
> >> [2005-08-16 23:14:19 xend] ERROR (__init__:988) [network-bridge] +
> >> ifconfig xen-br0 up
> >> [2005-08-16 23:14:19 xend] ERROR (__init__:988) [network-bridge] +
> >> ifconfig
> >> [2005-08-16 23:14:19 xend] ERROR (__init__:988) [network-bridge] +
> >> grep -q veth0
> >> [2005-08-16 23:14:19 xend] ERROR (__init__:988) [network-bridge] +
> >> ifconfig veth0
> >> [2005-08-16 23:14:19 xend] ERROR (__init__:988) [network-bridge] +
> >> grep -q veth0
> >> [2005-08-16 23:14:19 xend] ERROR (__init__:988)
> [network-bridge] ++
> >> ifconfig eth0
> >> [2005-08-16 23:14:19 xend] ERROR (__init__:988)
> [network-bridge] ++
> >> grep HWadd
> >> [2005-08-16 23:14:19 xend] ERROR (__init__:988)
> [network-bridge] ++
> >> sed -e 's/.*\(..:..:..:..:..:..\).*/\1/'
> >> [2005-08-16 23:14:19 xend] ERROR (__init__:988) [network-bridge] +
> >> mac=00:0C:F1:FE:4C:5B
> >> [2005-08-16 23:14:19 xend] ERROR (__init__:988) [network-bridge] +
> >> ifdown eth0
> >> [2005-08-16 23:14:20 xend] ERROR (__init__:988)
> [network-bridge] + ip
> >> link set eth0 name peth0
> >> [2005-08-16 23:14:20 xend] ERROR (__init__:988)
> [network-bridge] + ip
> >> link set veth0 name eth0
> >> [2005-08-16 23:14:20 xend] ERROR (__init__:988) [network-bridge] +
> >> ifconfig peth0 -arp down
> >> [2005-08-16 23:14:20 xend] ERROR (__init__:988) [network-bridge] +
> >> ifconfig peth0 hw ether fe:ff:ff:ff:ff:ff
> >> [2005-08-16 23:14:20 xend] ERROR (__init__:988) [network-bridge] +
> >> ifconfig eth0 hw ether 00:0C:F1:FE:4C:5B
> >> [2005-08-16 23:14:20 xend] ERROR (__init__:988) [network-bridge] +
> >> del_addrs peth0
> >> [2005-08-16 23:14:20 xend] ERROR (__init__:988) [network-bridge] +
> >> local src=peth0
> >> [2005-08-16 23:14:20 xend] ERROR (__init__:988)
> [network-bridge] + ip
> >> addr show dev peth0
> >> [2005-08-16 23:14:20 xend] ERROR (__init__:988) [network-bridge] +
> >> egrep '^ *inet '
> >>
> >> Best Rgds
> >> Edwin
>
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