[rhelv6-list] lost packets - Bond

Eduardo Augusto Pinto eduardo at eapx.com.br
Wed Sep 17 16:29:34 UTC 2014


Guys, good afternoon

I'm using in my bond interfaces as active backup, in theory, should assume an 
interface (or work) only when another interface is down.

But I'm just lost packets on the interface that is not being used and is generating 
packet loss on bond.

What can that be?

Follow my settings bond

[root at xxxxx ~]# ifconfig bond0 ; ifconfig eth0 ; ifconfig eth1
bond0     Link encap:Ethernet  HWaddr 2C:59:E5:3C:71:68  
          inet addr:10.104.x.x  Bcast:10.104.172.255  Mask:255.255.255.0
          UP BROADCAST RUNNING MASTER MULTICAST  MTU:1500  Metric:1
          RX packets:38386574 errors:0 dropped:1295024 overruns:0 frame:0
          TX packets:34733102 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:0 
          RX bytes:23626317629 (22.0 GiB)  TX bytes:21028389425 (19.5 GiB)

eth0      Link encap:Ethernet  HWaddr 2C:59:E5:3C:71:68  
          UP BROADCAST RUNNING SLAVE MULTICAST  MTU:1500  Metric:1
          RX packets:37091397 errors:0 dropped:0 overruns:0 frame:0
          TX packets:34732869 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:1000 
          RX bytes:23524827730 (21.9 GiB)  TX bytes:21028299937 (19.5 GiB)

eth1      Link encap:Ethernet  HWaddr 2C:59:E5:3C:71:68  
          UP BROADCAST RUNNING SLAVE MULTICAST  MTU:1500  Metric:1
          RX packets:1295179 errors:0 dropped:1294944 overruns:0 frame:0
          TX packets:237 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:1000 
          RX bytes:101490019 (96.7 MiB)  TX bytes:90360 (88.2 KiB)

[root at xxxxx ~]#

[root at xxxxx ~]# cat /proc/net/bonding/bond0
Ethernet Channel Bonding Driver: v3.7.1 (April 27, 2011)

Bonding Mode: fault-tolerance (active-backup)
Primary Slave: None
Currently Active Slave: eth0
MII Status: up
MII Polling Interval (ms): 1000
Up Delay (ms): 0
Down Delay (ms): 0

Slave Interface: eth0
MII Status: up
Speed: 10000 Mbps
Duplex: full
Link Failure Count: 0
Permanent HW addr: 2c:59:e5:3c:71:68
Slave queue ID: 0

Slave Interface: eth1
MII Status: up
Speed: 10000 Mbps
Duplex: full
Link Failure Count: 0
Permanent HW addr: 2c:59:e5:3c:71:6c
Slave queue ID: 0

[root at xxxxx ~]# cat /etc/sysconfig/network-scripts/ifcfg-bond0
DEVICE=bond0
IPADDR=10.104.x.x
NETMASK=255.255.255.0
ONBOOT=yes
BOOTPROTO=none
USERCTL=no
BONDING_OPTS="mode=1 miimon=1000"

In /var/log/messages I have a lot martian source ....

[root at xxxxx ~]# tail -f /var/log/messages
Sep 17 13:26:38 xxxxx kernel: IPv4: martian source 10.104.172.0 from 0.0.0.0, on dev 
bond0
Sep 17 13:26:38 xxxxx kernel: ll header: 00000000: ff ff ff ff ff ff 00 00 00 00 5b 
00 08 00        ..........[...
Sep 17 13:26:39 xxxxx kernel: IPv4: martian source 10.104.172.0 from 0.0.0.0, on dev 
bond0
Sep 17 13:26:39 xxxxx kernel: ll header: 00000000: ff ff ff ff ff ff 00 00 00 00 5b 
01 08 00        ..........[...
Sep 17 13:26:39 xxxxx kernel: IPv4: martian source 10.104.172.0 from 0.0.0.0, on dev 
bond0
Sep 17 13:26:39 xxxxx kernel: ll header: 00000000: ff ff ff ff ff ff 00 00 00 00 5b 
00 08 00        ..........[...
Sep 17 13:26:39 xxxxx kernel: IPv4: martian source 10.104.172.0 from 0.0.0.0, on dev 
bond0
Sep 17 13:26:39 xxxxx kernel: ll header: 00000000: ff ff ff ff ff ff 00 00 00 00 5b 
00 08 00        ..........[...
Sep 17 13:26:39 xxxxx kernel: IPv4: martian source 10.104.172.0 from 0.0.0.0, on dev 
bond0
Sep 17 13:26:39 xxxxx kernel: ll header: 00000000: ff ff ff ff ff ff 00 00 00 00 5b 
01 08 00        ..........[...
Sep 17 13:26:43 xxxxx kernel: net_ratelimit: 69 callbacks suppressed

Thks ....




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