[ofa-general] Re: CM Enable SRQ for less than 16 s/g - bug

Pradeep Satyanarayana pradeeps at linux.vnet.ibm.com
Tue Jan 29 16:34:56 PST 2008


Pradeep Satyanarayana wrote:
> Eli Cohen wrote:
>> I meant that the test hangs but not the system. You can still ping hosts on the ipoib interface, it is just that the test never ends. You can press Ctrl C and restart the test again.
>>
> 
> If one can Ctrl-C that means it is not hung in the kernel. Several things strike
> me:
> a) Is this a new version of the test?
> b) Was the system left in an "unclean" state from the previous test in 
> the regression suite?
> c) Can this test hang be reproduce by just running this test on a freshly
> booted system?
> 
> Right now I do not have access to the machines to run a test. I will try and
> do it next week.
> 

Hello Eli,

I did run ttcp between two two Mellanox HCAs (we have InfiniBand: Mellanox Technologies 
MT23108 InfiniHost (rev a1)) on ppc64 systems (on a Sles10sp2 beta distro) using the 
same command line options that was provided. I could not reproduce the hang in several
iterations.

I saw that you were using ttcpv -is this an enhancement to ttcp?

Pradeep




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