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Subject: Re: [MTT users] hostlist enhancement
From: Pavel Shamis (Pasha) (pasha_at_[hidden])
Date: 2008-01-10 11:21:27


Here is reply from Oleg :

The Patch didn't work.
Broken code - my $ret = join(/$delimiter/, @hosts); in
lib/MTT/Values/Functions.pm > sub hostlist_hosts
Must be $ret = join($delimiter, @hosts);

Ethan Mallove wrote:
> Works for me.
>
> -Ethan
>
> On Thu, Jan/10/2008 08:48:20AM, Jeff Squyres wrote:
>
>> Mellanox told me that the MTT &hostlist() funclet is returning a
>> comma-delimited list of hosts (and &hostlist_hosts()). That is fine for
>> Open MPI, but it is not for MVAPICH -- MVAPICH requires a space-delimited
>> list of hosts for their mpirun.
>>
>> Here's a patch that introduces an optional parameter to &hostlist() and
>> &hostlist_hosts(). The optional parameter is a delimiter for the hostlist.
>> So if you call:
>>
>> &hostlist_hosts()
>>
>> you'll get the same comma-delimited list that is returned today. But if
>> you call
>>
>> &hostlist_hosts(" ")
>>
>> you should get a space-delimited list.
>>
>> Can Mellanox try this patch and see if it works for them? If so, I'll
>> commit it to the MTT trunk.
>>
>> --
>> Jeff Squyres
>> Cisco Systems
>>
>
>
>
>
>
>> _______________________________________________
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>> mtt-users_at_[hidden]
>> http://www.open-mpi.org/mailman/listinfo.cgi/mtt-users
>>
>
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>

-- 
Pavel Shamis (Pasha)
Mellanox Technologies