[ClusterLabs] Random failure with clone of IPaddr2

alian at amisw.com alian at amisw.com
Mon Dec 19 22:41:41 CET 2016


I change my setting from clusterip_hash="sourceip-sourceport"  to
clusterip_hash="sourceip".
And try to ping.
>From one host (not a node) on the network, I get no answer.
>From another host (not a node) on the network I get:
PING 10.0.0.97 (10.0.0.97) 56(84) bytes of data.
64 bytes from 10.0.0.97: icmp_seq=1 ttl=64 time=0.310 ms
64 bytes from 10.0.0.97: icmp_seq=1 ttl=64 time=0.320 ms (DUP!)
64 bytes from 10.0.0.97: icmp_seq=2 ttl=64 time=0.184 ms
64 bytes from 10.0.0.97: icmp_seq=2 ttl=64 time=0.544 ms (DUP!)
64 bytes from 10.0.0.97: icmp_seq=3 ttl=64 time=0.144 ms
64 bytes from 10.0.0.97: icmp_seq=3 ttl=64 time=0.173 ms (DUP!)
64 bytes from 10.0.0.97: icmp_seq=4 ttl=64 time=0.169 ms
64 bytes from 10.0.0.97: icmp_seq=4 ttl=64 time=0.627 ms (DUP!)

So for me it just like one node answer when this is not is turn and
doesn't answer when it's for him. No ?


>> 3 Nodes A B C.
>> If resource on:
>> A + B => ok
>> Only A => ok
>> Only B => ok
>> Only C => ok
>> A + C => random fail
>> B + C => random fail
>> A + B + C => random fail
>
> I use same corosync / pacemaker on three host, but:
> Host A & B have same kernel, C is different:
> A & B : 3.7.10-1.45-desktop
> C: 4.1.15-8-default
> I use same version, but no same binary:
> pacemaker-1.1.13-12.2.x86_64
> corosync-2.3.5-4.2.x86_64
> On C host it's native rpm. I use the src-rpm to rebuild it for host A & B.
> I check all the sysctl settings, but see no difference ...
>
>





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