[Pacemaker] Multicast pitfalls? corosync [TOTEM ] Retransmit List:

[Beo Banks]

@jan and stefan

must i set it for both bridges
eth1 (br1) eth0 (br0) on the host or guest ?


2014-02-14 9:06 GMT+01:00 Jan Friesse <jfriesse at redhat.com>:

> Beo,
> do you experiencing cluster split? If answer is no, then you don't need to
> do anything. Maybe network buffer is just filled. But, if answer is yes,
> try reduce mtu size (netmtu in configuration) to value like 1000.
>
> Regards,
>   Honza
>
> Beo Banks napsal(a):
>
>> Hi,
>>
>> i have a fresh 2 node cluster (kvm host1 -> guest = nodeA | kvm host2 ->
>> guest = NodeB) and it seems to work but from time to time i have a lot of
>> errors like
>>
>> Feb 13 13:41:04 corosync [TOTEM ] Retransmit List: 196 198 184 185 186 187
>> 188 189 18a 18b 18c 18d 18e 18f 190 191 192 193 194 195 197 199
>> Feb 13 13:41:04 corosync [TOTEM ] Retransmit List: 197 199 184 185 186 187
>> 188 189 18a 18b 18c 18d 18e 18f 190 191 192 193 194 195 196 198
>> Feb 13 13:41:04 corosync [TOTEM ] Retransmit List: 196 198 184 185 186 187
>> 188 189 18a 18b 18c 18d 18e 18f 190 191 192 193 194 195 197 199
>> Feb 13 13:41:04 corosync [TOTEM ] Retransmit List: 197 199 184 185 186 187
>> 188 189 18a 18b 18c 18d 18e 18f 190 191 192 193 194 195 196 198
>> Feb 13 13:41:04 corosync [TOTEM ] Retransmit List: 196 198 184 185 186 187
>> 188 189 18a 18b 18c 18d 18e 18f 190 191 192 193 194 195 197 199
>> Feb 13 13:41:04 corosync [TOTEM ] Retransmit List: 197 199 184 185 186 187
>> 188 189 18a 18b 18c 18d 18e 18f 190 191 192 193 194 195 196 198
>> i used the newest rhel 6.5 version.
>>
>> i have also already try solve the issue with
>> echo 1 > /sys/class/net/virbr0/bridge/multicast_querier (host system)
>> but no chance...
>>
>> i have disable iptables,selinux..same issue
>>
>> how can solve it?
>>
>> thanks beo
>>
>>
>>
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>
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