my problem below turned out to be an incorrect path.
for future reference, change the path in the .bashrc
file if you are using a bash shell. the .bash_profile
is only looked at if you are logging in. the .bashrc
file is looked at when you invoke sh (as in rsh and
ssh).
-j
--- jeremy archuleta <archie0012_at_[hidden]> wrote:
> using lam6.6b1 a strange (aka. bizarre) problem has
> occurred in the past 2 days after several months of
> working fine.
>
> currently i can boot all the nodes i want. and
> checking "top" tells me that everything is fine.
>
> then i try to run "mpirun" and node 0 (the first
> node
> in the host file) suddenly has its lamd daemon
> killed.
> node 0 also happens to NOT be the node that i am
> booting from.
>
> because of this, mpirun hangs (obviously) and
> lamhalt
> gets stuck in a loop trying to communicate to node
> 0.
> (switch lights become xmas tree lights)
>
> the only thing left to do is to login into each node
> and kill each lamd through "top".
>
> the events that occurred in the past 2 days:
>
> -6.6b1 working
> -changed path to use lam 6.5.6
> -disabled ipchains and iptables
> -6.5.6 runs 1140 "mpirun" commands
> -changed path back to use lam 6.6b1
> -6.6b1 not working
>
> any help, as always, is welcome.
> i am considering just reinstalling lam because there
> are "only" 4 nodes, but this won't be an option
> later
> with 32 nodes...
>
> and for those that know, this is not the version of
> LAM that i am patching ("hacking") ; )
>
> -j
>
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