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

[Beo Banks]

ethtool -K eth0 tx off
ethtool -K eth1 tx off

same result...retransmit issue


2014-02-14 9:31 GMT+01:00 Beo Banks <beo.banks at googlemail.com>:

> i have also try
>
> "No more delay when you disable multicast snooping on the host:"
>
> echo 0 > /sys/devices/virtual/net/br1/bridge/multicast_router
> echo 0 > /sys/devices/virtual/net/br1/bridge/multicast_snooping
>
>
> 2014-02-14 9:28 GMT+01:00 Beo Banks <beo.banks at googlemail.com>:
>
> @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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>>>
>>
>>
>
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