On 11/24/2010 04:16 PM, Angus Salkeld wrote:
> On Wed, Nov 24, 2010 at 08:43:00PM +0100, pebcak wrote:
>> Heya all,
>>
>> I have a problem with corosync via iba & ipv6.
>>
>> I want to build a storage cluster (sheepdog) with corosync while using
>> infiniband. However when I use "transport: iba" I get a segmentation
>> fault when starting corosync
>
> (sounds like a bug)
>
> Can you get a backtrace?
> gdb corosync
> run -f
> # after segfault
> thr a a bt
>
> Thanks
> Angus
>
>>
>> I took the source from the debian-packages and rebuild them with
>> --enable-rdma.
>>
>> --
>>
>> corosync [MAIN ] main.c:1300 Corosync Cluster Engine ('1.2.1'): started
>> and ready to provide service.
>> corosync [MAIN ] main.c:1301 Corosync built-in features: nss rdma
>>
>> --
>>
>> The relevant part of my config looks like this:
>>
>> --
>> transport: iba
>> interface {
>> ringnumber: 0
>> bindnetaddr: 2a02:2478:0:1:218:f104:396:e131
>> mcastport: 5405
>> mcastaddr: ff04::1
>> }
>> --
>>
>> And that's what I get when start it:
>>
>> --
>>
>> r...@caspar:~# corosync -f
>> corosync [MAIN ] main.c:1300 Corosync Cluster Engine ('1.2.1'): started
>> and ready to provide service.
>> corosync [MAIN ] main.c:1301 Corosync built-in features: nss rdma
>> corosync [MAIN ] main.c:1376 Successfully read main configuration file
>> '/etc/corosync/corosync.conf'.
>> corosync [TOTEM ] totemnet.c:204 Initializing transport (Infiniband/IP).
>> Segmentation fault
>>
>> --
>>
>> Everything works fine when I change transport to udp, using the same
>> device and config.
>>
>> Did I forget or overlook something?
>>
>> Cheers,
>> Christine
>>
Christine,
IPV4 + RDMA is solid with later kernels and userspace drivers, but IPV6
+ RDMA is completely untested and likely needs some work.
Regards
-steve
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