<div dir="ltr">No. But even using root, I will get the same error.</div><div class="gmail_extra"><br><br><div class="gmail_quote">On Wed, May 21, 2014 at 10:19 PM, Lu, Huiwei <span dir="ltr"><<a href="mailto:huiweilu@mcs.anl.gov" target="_blank">huiweilu@mcs.anl.gov</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">Looks like you have installed mpich under root.<br>
Just to confirm, are you running mpiexec.hydra under root too?<br>
—<br>
<span class="HOEnZb"><font color="#888888">Huiwei<br>
</font></span><div class="HOEnZb"><div class="h5"><br>
On May 21, 2014, at 9:14 PM, Yida Wang <<a href="mailto:yidawa@gmail.com">yidawa@gmail.com</a>> wrote:<br>
<br>
> 1. -rwxr-xr-x 1 root root 1460092 May 21 20:41 mpiexec.hydra<br>
> 2. not a dynamic executable<br>
><br>
> Thanks,<br>
> YW<br>
><br>
><br>
> On Wed, May 21, 2014 at 10:11 PM, Lu, Huiwei <<a href="mailto:huiweilu@mcs.anl.gov">huiweilu@mcs.anl.gov</a>> wrote:<br>
> This looks more like a Linux problem rather than a MPICH problem.<br>
> Could you give us the output of the following commands?<br>
> 1. ls -la mpiexec.hydra<br>
> 2. ldd -r mpiexec.hydra<br>
><br>
> —<br>
> Huiwei<br>
><br>
> On May 21, 2014, at 8:53 PM, Yida Wang <<a href="mailto:yidawa@gmail.com">yidawa@gmail.com</a>> wrote:<br>
><br>
> > The same error:<br>
> > -bash: ./mpiexec.hydra: cannot execute binary file<br>
> ><br>
> ><br>
> > On Wed, May 21, 2014 at 9:52 PM, Junchao Zhang <<a href="mailto:jczhang@mcs.anl.gov">jczhang@mcs.anl.gov</a>> wrote:<br>
> > You can go to the directory with mpiexec.hydra, and type ./mpiexec.hydra, to see what happens.<br>
> ><br>
> > --Junchao Zhang<br>
> ><br>
> ><br>
> > On Wed, May 21, 2014 at 8:48 PM, Yida Wang <<a href="mailto:yidawa@gmail.com">yidawa@gmail.com</a>> wrote:<br>
> > Linux xxx 2.6.32-279.14.1.el6.x86_64 #1 SMP Tue Nov 6 23:43:09 UTC 2012 x86_64 x86_64 x86_64 GNU/Linux<br>
> ><br>
> ><br>
> > On Wed, May 21, 2014 at 9:46 PM, Junchao Zhang <<a href="mailto:jczhang@mcs.anl.gov">jczhang@mcs.anl.gov</a>> wrote:<br>
> > What is the output of "uname -a" on your machine?<br>
> ><br>
> > --Junchao Zhang<br>
> ><br>
> ><br>
> > On Wed, May 21, 2014 at 8:05 PM, Yida Wang <<a href="mailto:yidawa@gmail.com">yidawa@gmail.com</a>> wrote:<br>
> > Hi Guys,<br>
> ><br>
> > I just finished installing mpich. But when I tried to run it, it returned "cannot execute binary file". I double checked the file type by "file mpiexec.hydra", which got "mpiexec.hydra: ELF 64-bit LSB executable, version 1 (SYSV), dynamically linked (uses shared libs), for GNU/Linux 2.6.16, not stripped". I am running 64-bit CentOS.<br>
> ><br>
> > Any ideas of this error?<br>
> ><br>
> > Thanks,<br>
> > YW<br>
> ><br>
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</div></div></blockquote></div><br></div>