[mvapich-discuss] is it bug when a large connection, large cluster, is used on mvapich 0.9.9-2007-04-25 daily verion?

[박유찬]

Thanks.
i tried it. but it does not  work. :(

any other idea??

2007/4/27, Jim Phillips <jim at ks.uiuc.edu>:
>
>
> There was an issue with LD_LIBRARY_PATH being too long for a fixed buffer
> discovered at TACC.  I don't know if it's been fixed in a release though.
>
> -Jim
>
>
> On Thu, 26 Apr 2007, Sayantan Sur wrote:
>
> > Hi,
> >
> > ??? wrote:
> >> Hello
> >> When I ran HPL on my cluster sysem which is consist of linux blade
> system ,
> >> it die with a strange error.
> >> Under using 640 process then it works well but HPL die above 640 .
> >> The error is blow.
> >> bash : line 1 : 18891 Segmentation fault /usr/bin/env
> LD_LIBRARY_PATH=...
> >> ... ...VIA_... ... ... ./xhpl
> >> -------------------------- --------- -----
> >> LD_LIBRARY_PATH environment value IB environment program
> >>
> >> Because i don't know about this error why it occurs so i want to help
> >>
> >> and I used IB driver is ofed 1.2 rc 2 and MVAPICH 0.9.9 2007- 04-25
> >> version.
> >>
> >> Have Any idea about this problem?? t
> >
> > Thanks for trying out MVAPICH-0.9.9. Sorry that you faced a segmentation
> > fault above 640 processes. To better diagnose the error and its causes,
> could
> > you please send us the back-trace of the segmentation fault? You could
> do
> > that by compiling both MVAPICH and HPL with "-g" in the CFLAGS (for
> MVAPICH
> > it should be placed in make.mvapich.gen2). Then enable core dumps
> (ulimit -c
> > unlimited) in your shell. Start gdb on the core file and say "bt". That
> > should give us some more information about where the application is
> > segfaulting.
> >
> > Thanks,
> > Sayantan.
> >
> >>
> >> Thanks.
> >>
> >> -jk
> >>
> ------------------------------------------------------------------------
> >>
> >> _______________________________________________
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> >> mvapich-discuss at cse.ohio-state.edu
> >> http://mail.cse.ohio-state.edu/mailman/listinfo/mvapich-discuss
> >>
> >
> >
> > --
> > http://www.cse.ohio-state.edu/~surs
> >
> > _______________________________________________
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> > mvapich-discuss at cse.ohio-state.edu
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> >
>
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