* [Bridge] Bug? Some interfaces not forwarding
@ 2011-02-21 15:18 Rus Foster
2011-02-21 20:13 ` Stephen Hemminger
0 siblings, 1 reply; 4+ messages in thread
From: Rus Foster @ 2011-02-21 15:18 UTC (permalink / raw)
To: bridge
We've got an issue with some Xen guests and not forwarding packets on
the bridge for some interfaces but not all others
The main server is 109.169.72.130.
The bridge is eth0 (with peth0)
The IP 109.169.72.249 assigned to vifvm6039.0 works
The IP 109.169.72.251 assigned to vifvm5927.0 doesn't
[root@8 tmp]# brctl show
bridge name bridge id STP enabled interfaces
eth0 8000.0025901d7134 yes vifvm5955.0
tap46.0
vifvm5911.0
tap45.0
vifvm5927.0
vifvm5912.0
tap43.0
vifvm5967.0
tap40.0
vifvm5913.0
vifvm6043.0
vifvm6032.0
vifvm6021.0
vifvm5953.0
vifvm5907.0
vifvm5954.0
tap11.0
vifvm6039.0
vifvm6038.0
tap4.0
vifvm5919.0
tap3.0
vifvm5915.0
peth0
[root@8 tmp]# brctl showmacs eth0
port no mac addr is local? ageing timer
1 00:0d:29:43:df:ae no 0.18
14 00:16:3e:0f:9b:6c no 0.53
16 00:16:3e:14:26:36 no 24.73
7 00:16:3e:1d:7e:40 no 104.61
5 00:16:3e:37:62:9f no 55.77
18 00:16:3e:47:27:f9 no 102.34
12 00:16:3e:70:56:f2 no 103.13
17 00:16:3e:75:4a:a5 no 101.74
19 00:16:3e:75:f4:b1 no 40.01
23 00:16:3e:76:f7:4d no 33.89
13 00:16:3e:79:84:cb no 105.13
15 00:16:3e:7a:59:ac no 26.46
2 00:16:3e:8d:1e:4d no 0.20
8 00:16:3e:96:47:c6 no 105.13
10 00:16:3e:9f:3a:69 no 14.17
21 00:16:3e:bc:c6:46 no 102.14
9 00:16:3e:f2:03:05 no 11.45
1 00:23:9c:12:a1:80 no 0.00
1 00:25:90:1d:71:34 yes 0.00
23 3a:48:46:fa:0f:f3 yes 0.00
2 62:7b:18:61:a1:f7 yes 0.00
21 66:c2:21:04:72:26 yes 0.00
19 7a:8b:f3:51:81:f4 yes 0.00
10 a6:7f:67:8e:e5:45 yes 0.00
5 c2:2d:30:b5:8e:44 yes 0.00
7 ca:a1:4b:0f:7d:c9 yes 0.00
13 fe:ff:ff:ff:ff:ff yes 0.00
root@8 tmp]# uname -a
Linux 8.xn.nj.damnvps.com 2.6.18-243.el5xen #1 SMP Mon Feb 7 19:07:01
EST 2011 x86_64 x86_64 x86_64 GNU/Linux
[root@8 tmp]# cat /etc/redhat-release
CentOS release 5.5 (Final)
From the server 109.169.72.249 and 109.169.72.251 can be pinged
From externally only 109.169.72.249 can be
There are NO iptables, ebtables rules
Default gateway is defined correctly in each guests. If we reboot the
server then differenet interfaces work/don't work so its not a VM
configuration issue
I'm totally out of ideas so thinking it might be a bug
Feedback gratefully received
^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: [Bridge] Bug? Some interfaces not forwarding
2011-02-21 15:18 [Bridge] Bug? Some interfaces not forwarding Rus Foster
@ 2011-02-21 20:13 ` Stephen Hemminger
2011-02-22 2:31 ` Rus Foster
0 siblings, 1 reply; 4+ messages in thread
From: Stephen Hemminger @ 2011-02-21 20:13 UTC (permalink / raw)
To: Rus Foster; +Cc: bridge
On Mon, 21 Feb 2011 15:18:15 +0000
Rus Foster <twattycake@gmail.com> wrote:
> We've got an issue with some Xen guests and not forwarding packets on
> the bridge for some interfaces but not all others
>
> The main server is 109.169.72.130.
>
> The bridge is eth0 (with peth0)
>
> The IP 109.169.72.249 assigned to vifvm6039.0 works
>
> The IP 109.169.72.251 assigned to vifvm5927.0 doesn't
>
>
> [root@8 tmp]# brctl show
> bridge name bridge id STP enabled interfaces
> eth0 8000.0025901d7134 yes vifvm5955.0
> tap46.0
> vifvm5911.0
> tap45.0
> vifvm5927.0
> vifvm5912.0
> tap43.0
> vifvm5967.0
> tap40.0
> vifvm5913.0
> vifvm6043.0
> vifvm6032.0
> vifvm6021.0
> vifvm5953.0
> vifvm5907.0
> vifvm5954.0
> tap11.0
> vifvm6039.0
> vifvm6038.0
> tap4.0
> vifvm5919.0
> tap3.0
> vifvm5915.0
> peth0
>
>
> [root@8 tmp]# brctl showmacs eth0
> port no mac addr is local? ageing timer
> 1 00:0d:29:43:df:ae no 0.18
> 14 00:16:3e:0f:9b:6c no 0.53
> 16 00:16:3e:14:26:36 no 24.73
> 7 00:16:3e:1d:7e:40 no 104.61
> 5 00:16:3e:37:62:9f no 55.77
> 18 00:16:3e:47:27:f9 no 102.34
> 12 00:16:3e:70:56:f2 no 103.13
> 17 00:16:3e:75:4a:a5 no 101.74
> 19 00:16:3e:75:f4:b1 no 40.01
> 23 00:16:3e:76:f7:4d no 33.89
> 13 00:16:3e:79:84:cb no 105.13
> 15 00:16:3e:7a:59:ac no 26.46
> 2 00:16:3e:8d:1e:4d no 0.20
> 8 00:16:3e:96:47:c6 no 105.13
> 10 00:16:3e:9f:3a:69 no 14.17
> 21 00:16:3e:bc:c6:46 no 102.14
> 9 00:16:3e:f2:03:05 no 11.45
> 1 00:23:9c:12:a1:80 no 0.00
> 1 00:25:90:1d:71:34 yes 0.00
> 23 3a:48:46:fa:0f:f3 yes 0.00
> 2 62:7b:18:61:a1:f7 yes 0.00
> 21 66:c2:21:04:72:26 yes 0.00
> 19 7a:8b:f3:51:81:f4 yes 0.00
> 10 a6:7f:67:8e:e5:45 yes 0.00
> 5 c2:2d:30:b5:8e:44 yes 0.00
> 7 ca:a1:4b:0f:7d:c9 yes 0.00
> 13 fe:ff:ff:ff:ff:ff yes 0.00
>
> root@8 tmp]# uname -a
> Linux 8.xn.nj.damnvps.com 2.6.18-243.el5xen #1 SMP Mon Feb 7 19:07:01
> EST 2011 x86_64 x86_64 x86_64 GNU/Linux
> [root@8 tmp]# cat /etc/redhat-release
> CentOS release 5.5 (Final)
>
>
> From the server 109.169.72.249 and 109.169.72.251 can be pinged
>
> From externally only 109.169.72.249 can be
>
> There are NO iptables, ebtables rules
>
> Default gateway is defined correctly in each guests. If we reboot the
> server then differenet interfaces work/don't work so its not a VM
> configuration issue
>
> I'm totally out of ideas so thinking it might be a bug
>
> Feedback gratefully received
pseudo ethernet doesn't do promicious correctly? you should use
eth0 not peth0.
What is output of brctl showstp br0?
--
^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: [Bridge] Bug? Some interfaces not forwarding
2011-02-21 20:13 ` Stephen Hemminger
@ 2011-02-22 2:31 ` Rus Foster
2011-02-22 17:07 ` Stephen Hemminger
0 siblings, 1 reply; 4+ messages in thread
From: Rus Foster @ 2011-02-22 2:31 UTC (permalink / raw)
To: Stephen Hemminger; +Cc: bridge
I moved the bridge to eth1 just to see if was a chipset issue. Same
issue remains with some (but differnet IPs) not working
[root@8 ~]# brctl showstp eth1
eth1
bridge id 8000.0025901d7135
designated root 8000.0025901d7135
root port 0 path cost 0
max age 20.00 bridge max age 20.00
hello time 2.00 bridge hello time 2.00
forward delay 1.00 bridge forward delay 1.00
ageing time 300.01
hello timer 1.12 tcn timer 0.00
topology change timer 0.00 gc timer 0.02
flags
vifvm6032.0 (23)
port id 8017 state forwarding
designated root 8000.0025901d7135 path cost 100
designated bridge 8000.0025901d7135 message age timer 0.00
designated port 8017 forward delay timer 0.00
designated cost 0 hold timer 0.12
flags
vifvm6039.0 (25)
port id 8019 state forwarding
designated root 8000.0025901d7135 path cost 100
designated bridge 8000.0025901d7135 message age timer 0.00
designated port 8019 forward delay timer 0.00
designated cost 0 hold timer 0.12
flags
vifvm6038.0 (24)
port id 8018 state forwarding
designated root 8000.0025901d7135 path cost 100
designated bridge 8000.0025901d7135 message age timer 0.00
designated port 8018 forward delay timer 0.00
designated cost 0 hold timer 0.12
flags
vifvm6021.0 (22)
port id 8016 state forwarding
designated root 8000.0025901d7135 path cost 100
designated bridge 8000.0025901d7135 message age timer 0.00
designated port 8016 forward delay timer 0.00
designated cost 0 hold timer 0.12
flags
vifvm5953.0 (21)
port id 8015 state forwarding
designated root 8000.0025901d7135 path cost 100
designated bridge 8000.0025901d7135 message age timer 0.00
designated port 8015 forward delay timer 0.00
designated cost 0 hold timer 0.12
flags
vifvm6043.0 (20)
port id 8014 state forwarding
designated root 8000.0025901d7135 path cost 100
designated bridge 8000.0025901d7135 message age timer 0.00
designated port 8014 forward delay timer 0.00
designated cost 0 hold timer 0.12
flags
tap37.0 (19)
port id 8013 state forwarding
designated root 8000.0025901d7135 path cost 100
designated bridge 8000.0025901d7135 message age timer 0.00
designated port 8013 forward delay timer 0.00
designated cost 0 hold timer 0.12
flags
vifvm5906.0 (18)
port id 8012 state disabled
designated root 8000.0025901d7135 path cost 100
designated bridge 8000.0025901d7135 message age timer 0.00
designated port 8012 forward delay timer 0.00
designated cost 0 hold timer 0.00
flags
vifvm5907.0 (17)
port id 8011 state forwarding
designated root 8000.0025901d7135 path cost 100
designated bridge 8000.0025901d7135 message age timer 0.00
designated port 8011 forward delay timer 0.00
designated cost 0 hold timer 0.12
flags
vifvm5912.0 (16)
port id 8010 state disabled
designated root 8000.0025901d7135 path cost 100
designated bridge 8000.0025901d7135 message age timer 0.00
designated port 8010 forward delay timer 0.00
designated cost 0 hold timer 0.00
flags
tap32.0 (3)
port id 8003 state forwarding
designated root 8000.0025901d7135 path cost 100
designated bridge 8000.0025901d7135 message age timer 0.00
designated port 8003 forward delay timer 0.00
designated cost 0 hold timer 0.12
flags
vifvm5911.0 (15)
port id 800f state disabled
designated root 8000.0025901d7135 path cost 100
designated bridge 8000.0025901d7135 message age timer 0.00
designated port 800f forward delay timer 0.00
designated cost 0 hold timer 0.00
flags
tap29.0 (2)
port id 8002 state forwarding
designated root 8000.0025901d7135 path cost 100
designated bridge 8000.0025901d7135 message age timer 0.00
designated port 8002 forward delay timer 0.00
designated cost 0 hold timer 0.12
flags
vifvm5958.0 (14)
port id 800e state disabled
designated root 8000.0025901d7135 path cost 100
designated bridge 8000.0025901d7135 message age timer 0.00
designated port 800e forward delay timer 0.00
designated cost 0 hold timer 0.00
flags
tap28.0 (13)
port id 800d state forwarding
designated root 8000.0025901d7135 path cost 100
designated bridge 8000.0025901d7135 message age timer 0.00
designated port 800d forward delay timer 0.00
designated cost 0 hold timer 0.11
flags
vifvm5978.0 (12)
port id 800c state disabled
designated root 8000.0025901d7135 path cost 100
designated bridge 8000.0025901d7135 message age timer 0.00
designated port 800c forward delay timer 0.00
designated cost 0 hold timer 0.00
flags
tap22.0 (11)
port id 800b state forwarding
designated root 8000.0025901d7135 path cost 100
designated bridge 8000.0025901d7135 message age timer 0.00
designated port 800b forward delay timer 0.00
designated cost 0 hold timer 0.11
flags
vifvm5915.0 (10)
port id 800a state disabled
designated root 8000.0025901d7135 path cost 100
designated bridge 8000.0025901d7135 message age timer 0.00
designated port 800a forward delay timer 0.00
designated cost 0 hold timer 0.00
flags
tap17.0 (5)
port id 8005 state forwarding
designated root 8000.0025901d7135 path cost 100
designated bridge 8000.0025901d7135 message age timer 0.00
designated port 8005 forward delay timer 0.00
designated cost 0 hold timer 0.11
flags
vifvm5967.0 (9)
port id 8009 state disabled
designated root 8000.0025901d7135 path cost 100
designated bridge 8000.0025901d7135 message age timer 0.00
designated port 8009 forward delay timer 0.00
designated cost 0 hold timer 0.00
flags
vifvm5955.0 (8)
port id 8008 state disabled
designated root 8000.0025901d7135 path cost 100
designated bridge 8000.0025901d7135 message age timer 0.00
designated port 8008 forward delay timer 0.00
designated cost 0 hold timer 0.00
flags
vifvm5954.0 (7)
port id 8007 state disabled
designated root 8000.0025901d7135 path cost 100
designated bridge 8000.0025901d7135 message age timer 0.00
designated port 8007 forward delay timer 0.00
designated cost 0 hold timer 0.00
flags
vifvm5919.0 (6)
port id 8006 state disabled
designated root 8000.0025901d7135 path cost 100
designated bridge 8000.0025901d7135 message age timer 0.00
designated port 8006 forward delay timer 0.00
designated cost 0 hold timer 0.00
flags
vifvm5913.0 (4)
port id 8004 state forwarding
designated root 8000.0025901d7135 path cost 100
designated bridge 8000.0025901d7135 message age timer 0.00
designated port 8004 forward delay timer 0.00
designated cost 0 hold timer 0.11
flags
peth1 (1)
port id 8001 state forwarding
designated root 8000.0025901d7135 path cost 19
designated bridge 8000.0025901d7135 message age timer 0.00
designated port 8001 forward delay timer 0.00
designated cost 0 hold timer 0.11
flags
^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: [Bridge] Bug? Some interfaces not forwarding
2011-02-22 2:31 ` Rus Foster
@ 2011-02-22 17:07 ` Stephen Hemminger
0 siblings, 0 replies; 4+ messages in thread
From: Stephen Hemminger @ 2011-02-22 17:07 UTC (permalink / raw)
To: Rus Foster; +Cc: bridge
On Tue, 22 Feb 2011 02:31:15 +0000
Rus Foster <twattycake@gmail.com> wrote:
> I moved the bridge to eth1 just to see if was a chipset issue. Same
> issue remains with some (but differnet IPs) not working
>
> [root@8 ~]# brctl showstp eth1
> eth1
> bridge id 8000.0025901d7135
> designated root 8000.0025901d7135
> root port 0 path cost 0
> max age 20.00 bridge max age 20.00
> hello time 2.00 bridge hello time 2.00
> forward delay 1.00 bridge forward delay 1.00
> ageing time 300.01
> hello timer 1.12 tcn timer 0.00
> topology change timer 0.00 gc timer 0.02
> flags
>
>
> vifvm6032.0 (23)
> port id 8017 state forwarding
> designated root 8000.0025901d7135 path cost 100
> designated bridge 8000.0025901d7135 message age timer 0.00
> designated port 8017 forward delay timer 0.00
> designated cost 0 hold timer 0.12
> flags
>
> vifvm6039.0 (25)
> port id 8019 state forwarding
> designated root 8000.0025901d7135 path cost 100
> designated bridge 8000.0025901d7135 message age timer 0.00
> designated port 8019 forward delay timer 0.00
> designated cost 0 hold timer 0.12
> flags
>
> vifvm6038.0 (24)
> port id 8018 state forwarding
> designated root 8000.0025901d7135 path cost 100
> designated bridge 8000.0025901d7135 message age timer 0.00
> designated port 8018 forward delay timer 0.00
> designated cost 0 hold timer 0.12
> flags
>
> vifvm6021.0 (22)
> port id 8016 state forwarding
> designated root 8000.0025901d7135 path cost 100
> designated bridge 8000.0025901d7135 message age timer 0.00
> designated port 8016 forward delay timer 0.00
> designated cost 0 hold timer 0.12
> flags
>
> vifvm5953.0 (21)
> port id 8015 state forwarding
> designated root 8000.0025901d7135 path cost 100
> designated bridge 8000.0025901d7135 message age timer 0.00
> designated port 8015 forward delay timer 0.00
> designated cost 0 hold timer 0.12
> flags
>
> vifvm6043.0 (20)
> port id 8014 state forwarding
> designated root 8000.0025901d7135 path cost 100
> designated bridge 8000.0025901d7135 message age timer 0.00
> designated port 8014 forward delay timer 0.00
> designated cost 0 hold timer 0.12
> flags
>
> tap37.0 (19)
> port id 8013 state forwarding
> designated root 8000.0025901d7135 path cost 100
> designated bridge 8000.0025901d7135 message age timer 0.00
> designated port 8013 forward delay timer 0.00
> designated cost 0 hold timer 0.12
> flags
>
> vifvm5906.0 (18)
> port id 8012 state disabled
> designated root 8000.0025901d7135 path cost 100
> designated bridge 8000.0025901d7135 message age timer 0.00
> designated port 8012 forward delay timer 0.00
> designated cost 0 hold timer 0.00
> flags
>
> vifvm5907.0 (17)
> port id 8011 state forwarding
> designated root 8000.0025901d7135 path cost 100
> designated bridge 8000.0025901d7135 message age timer 0.00
> designated port 8011 forward delay timer 0.00
> designated cost 0 hold timer 0.12
> flags
>
> vifvm5912.0 (16)
> port id 8010 state disabled
> designated root 8000.0025901d7135 path cost 100
> designated bridge 8000.0025901d7135 message age timer 0.00
> designated port 8010 forward delay timer 0.00
> designated cost 0 hold timer 0.00
> flags
>
> tap32.0 (3)
> port id 8003 state forwarding
> designated root 8000.0025901d7135 path cost 100
> designated bridge 8000.0025901d7135 message age timer 0.00
> designated port 8003 forward delay timer 0.00
> designated cost 0 hold timer 0.12
> flags
>
> vifvm5911.0 (15)
> port id 800f state disabled
> designated root 8000.0025901d7135 path cost 100
> designated bridge 8000.0025901d7135 message age timer 0.00
> designated port 800f forward delay timer 0.00
> designated cost 0 hold timer 0.00
> flags
>
> tap29.0 (2)
> port id 8002 state forwarding
> designated root 8000.0025901d7135 path cost 100
> designated bridge 8000.0025901d7135 message age timer 0.00
> designated port 8002 forward delay timer 0.00
> designated cost 0 hold timer 0.12
> flags
>
> vifvm5958.0 (14)
> port id 800e state disabled
> designated root 8000.0025901d7135 path cost 100
> designated bridge 8000.0025901d7135 message age timer 0.00
> designated port 800e forward delay timer 0.00
> designated cost 0 hold timer 0.00
> flags
>
> tap28.0 (13)
> port id 800d state forwarding
> designated root 8000.0025901d7135 path cost 100
> designated bridge 8000.0025901d7135 message age timer 0.00
> designated port 800d forward delay timer 0.00
> designated cost 0 hold timer 0.11
> flags
>
> vifvm5978.0 (12)
> port id 800c state disabled
> designated root 8000.0025901d7135 path cost 100
> designated bridge 8000.0025901d7135 message age timer 0.00
> designated port 800c forward delay timer 0.00
> designated cost 0 hold timer 0.00
> flags
>
> tap22.0 (11)
> port id 800b state forwarding
> designated root 8000.0025901d7135 path cost 100
> designated bridge 8000.0025901d7135 message age timer 0.00
> designated port 800b forward delay timer 0.00
> designated cost 0 hold timer 0.11
> flags
>
> vifvm5915.0 (10)
> port id 800a state disabled
> designated root 8000.0025901d7135 path cost 100
> designated bridge 8000.0025901d7135 message age timer 0.00
> designated port 800a forward delay timer 0.00
> designated cost 0 hold timer 0.00
> flags
>
> tap17.0 (5)
> port id 8005 state forwarding
> designated root 8000.0025901d7135 path cost 100
> designated bridge 8000.0025901d7135 message age timer 0.00
> designated port 8005 forward delay timer 0.00
> designated cost 0 hold timer 0.11
> flags
>
> vifvm5967.0 (9)
> port id 8009 state disabled
> designated root 8000.0025901d7135 path cost 100
> designated bridge 8000.0025901d7135 message age timer 0.00
> designated port 8009 forward delay timer 0.00
> designated cost 0 hold timer 0.00
> flags
>
> vifvm5955.0 (8)
> port id 8008 state disabled
> designated root 8000.0025901d7135 path cost 100
> designated bridge 8000.0025901d7135 message age timer 0.00
> designated port 8008 forward delay timer 0.00
> designated cost 0 hold timer 0.00
> flags
>
> vifvm5954.0 (7)
> port id 8007 state disabled
> designated root 8000.0025901d7135 path cost 100
> designated bridge 8000.0025901d7135 message age timer 0.00
> designated port 8007 forward delay timer 0.00
> designated cost 0 hold timer 0.00
> flags
>
> vifvm5919.0 (6)
> port id 8006 state disabled
> designated root 8000.0025901d7135 path cost 100
> designated bridge 8000.0025901d7135 message age timer 0.00
> designated port 8006 forward delay timer 0.00
> designated cost 0 hold timer 0.00
> flags
>
> vifvm5913.0 (4)
> port id 8004 state forwarding
> designated root 8000.0025901d7135 path cost 100
> designated bridge 8000.0025901d7135 message age timer 0.00
> designated port 8004 forward delay timer 0.00
> designated cost 0 hold timer 0.11
> flags
>
> peth1 (1)
> port id 8001 state forwarding
> designated root 8000.0025901d7135 path cost 19
> designated bridge 8000.0025901d7135 message age timer 0.00
> designated port 8001 forward delay timer 0.00
> designated cost 0 hold timer 0.11
> flags
Some of these are disabled. You probably have loops in your
network that STP is detecting.
--
^ permalink raw reply [flat|nested] 4+ messages in thread
end of thread, other threads:[~2011-02-22 17:07 UTC | newest]
Thread overview: 4+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2011-02-21 15:18 [Bridge] Bug? Some interfaces not forwarding Rus Foster
2011-02-21 20:13 ` Stephen Hemminger
2011-02-22 2:31 ` Rus Foster
2011-02-22 17:07 ` Stephen Hemminger
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).