[mvapich-discuss] mvapich 1.0.1 Got error polling CQ

[Jeff Haferman]

Thank you Pasha -
It looks like I have these OFED tools installed as part of the OFED
"ibutils" rpm... ibdiagnet passes, but my ibping is not resolving node
names properly... I think I will solve this now.
Jeff


Pavel Shamis (Pasha) wrote:
> Jeff,
> You can use the ibdiagnet Open Fabrics tool for IB network debug:
> http://linux.die.net/man/1/ibdiagnet
> 
> Pasha
> 
> Jeff Haferman wrote:
>> Thank you, you are correct... verbs level tests are failing.  They were
>> working earlier, so something broke.
>>
>>
>>
>> Dhabaleswar Panda wrote:
>>   
>>> This error indicates that when a process is able to poll Completion Queue
>>> (CQ) of InfiniBand ntwork, it is getting an error.
>>>
>>> On your IB set-up, are you able to carry out IB native-level (verbs-level,
>>> not MPI-level) tests across the nodes. Please make sure that the IB set-up
>>> is correct. Then you can carry out MPI-level tests.
>>>
>>> DK
>>>
>>> On Mon, 3 Aug 2009, Jeff Haferman wrote:
>>>
>>>     
>>>> Hi -
>>>> This is our first try of IB and mvapich, and yes I will install a more up-to-date version, but could someone explain the following:
>>>>
>>>> mpirun -np 2 -hostfile hostfile ./osu_latency
>>>> Abort signaled by rank 0: [compute-0-0.local:0] Got error polling CQ
>>>>
>>>> Abort signaled by rank 1: Error polling CQ
>>>>
>>>> Exit code -3 signaled from compute-ib-0-0
>>>> Killing remote processes...MPI process terminated unexpectedly
>>>> MPI process terminated unexpectedly
>>>> DONE
>>>>
>>>>
>>>> This is mvapich 1.0.1 compiled with gnu 4.1.2 on Centos 5.2 with Linux kernel 2.6.18-92.1.26 and ofed 1.3.1
>>>> What is "Error polling CQ"?  I done a search and read the manual but can't find anything helpful.
>>>>
>>>> Jeff
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>>>>
>>>>       
>>
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> 
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