Re: compiled namd on clustermatic fails !

From: Gengbin Zheng (gzheng_at_ks.uiuc.edu)
Date: Tue Aug 03 2004 - 11:31:31 CDT

you are right. btw, there is a NAMD wiki page on the NAMD website
explaining these options.

Gengbin

Amit Paliwal wrote:

> Thanks Gengbin,
> So basically we can just ignore ++nodelist option...Is it? We should
> however tell it how many processors we want to run it on, though.
> something like :
> ./charmrun +=skipmaster ++startpe <some node number> +p<some number>
> ./namd2 <config file>
>
> -Amit.
>
> Gengbin Zheng wrote:
>
>> Hi Amit,
>>
>> The reason it was not working was because nodelist file so far is
>> not supported by Charm++ of clustermatic version. The nodes to use is
>> automatically picked up by charmrun according to node's up/down status.
>>
>> Gengbin
>>
>> Amit Paliwal wrote:
>>
>>> Hi,
>>> I can not get either precompiled binary or locally compiled
>>> charmrun+namd to run on clustrmatic cluster.
>>>
>>> When I try :
>>>
>>> ./charmrun ++skipmaster ++startpe 122 +p1 ++verbose ./namd2 src/alanin
>>> it runs fine...
>>> but when it is run through nodelist then it simply fials to run and
>>> in fact tries to connect toi wrong nodes:
>>> ./charmrun ++skipmaster ++nodelist +p2 ++verbose ./namd2 src/alanin
>>> produces output:
>>>
>>> Charmrun> charmrun started...
>>> Charmrun> adding client 0: "0", IP:10.0.0.1
>>> Charmrun> There are 0 slave nodes available.
>>> Charmrun> Charmrun = 10.0.0.250, port = 41124
>>> Charmrun> start node program on slave node: 0.
>>> Charmrun> node programs all started
>>> Charmrun> Waiting for 0-th client to connect.
>>>
>>>
>>> I think the problem might be in the nodelist format. I used the
>>> following:
>>>
>>> group main
>>> host 122
>>> host 126
>>> where 122 and 126 were the nodes assigned to me.
>>>
>>> -Amit
>>>
>>> PS: Is charm source compatible with clustermatic 4.0 ??
>>>
>>>
>>>
>>>
>>>
>>
>>

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