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      If you have compiled MPICH for the MIC, it'll only work on the
      MIC. That's why mpich.hydra is not an executable on your host
      machine. ssh to the MIC and try from there directly.<br>
      <br>
        Antonio<br>
      <br>
      <br>
      On 05/21/2014 09:43 PM, Yida Wang wrote:<br>
    </div>
    <blockquote
cite="mid:CA+5zHjyYGaMu3VN-wwP=gg-Zjh408=840XVw_GronTqSaFtMBw@mail.gmail.com"
      type="cite">
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      <div dir="ltr">Sure. Attached please find it.
        <div><br>
        </div>
        <div>Thanks,</div>
        <div>YW</div>
      </div>
      <div class="gmail_extra"><br>
        <br>
        <div class="gmail_quote">On Wed, May 21, 2014 at 10:40 PM, Lu,
          Huiwei <span dir="ltr"><<a moz-do-not-send="true"
              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">Could you
            send us your config.log in mpich directory?<br>
            <br>
            —<br>
            <span class="HOEnZb"><font color="#888888">Huiwei<br>
              </font></span>
            <div class="HOEnZb">
              <div class="h5"><br>
                On May 21, 2014, at 9:20 PM, Yida Wang <<a
                  moz-do-not-send="true" href="mailto:yidawa@gmail.com">yidawa@gmail.com</a>>
                wrote:<br>
                <br>
                > No. But even using root, I will get the same error.<br>
                ><br>
                ><br>
                > On Wed, May 21, 2014 at 10:19 PM, Lu, Huiwei <<a
                  moz-do-not-send="true"
                  href="mailto:huiweilu@mcs.anl.gov">huiweilu@mcs.anl.gov</a>>
                wrote:<br>
                > Looks like you have installed mpich under root.<br>
                > Just to confirm, are you running mpiexec.hydra
                under root too?<br>
                > —<br>
                > Huiwei<br>
                ><br>
                > On May 21, 2014, at 9:14 PM, Yida Wang <<a
                  moz-do-not-send="true" 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 moz-do-not-send="true"
                  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
                  moz-do-not-send="true" 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 moz-do-not-send="true"
                  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 moz-do-not-send="true"
                  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 moz-do-not-send="true"
                  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 moz-do-not-send="true"
                  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>
                > > >
                _______________________________________________<br>
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                > > ><br>
                > > ><br>
                > > >
                _______________________________________________<br>
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                > > ><br>
                > > >
                _______________________________________________<br>
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                > > >
                _______________________________________________<br>
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                > > ><br>
                > > >
                _______________________________________________<br>
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                > >
                _______________________________________________<br>
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              </div>
            </div>
          </blockquote>
        </div>
        <br>
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      <br>
      <pre wrap="">_______________________________________________
discuss mailing list     <a class="moz-txt-link-abbreviated" href="mailto:discuss@mpich.org">discuss@mpich.org</a>
To manage subscription options or unsubscribe:
<a class="moz-txt-link-freetext" href="https://lists.mpich.org/mailman/listinfo/discuss">https://lists.mpich.org/mailman/listinfo/discuss</a></pre>
    </blockquote>
    <br>
    <br>
    <pre class="moz-signature" cols="72">-- 
Antonio J. Peña
Postdoctoral Appointee
Mathematics and Computer Science Division
Argonne National Laboratory
9700 South Cass Avenue, Bldg. 240, Of. 3148
Argonne, IL 60439-4847
<a class="moz-txt-link-abbreviated" href="mailto:apenya@mcs.anl.gov">apenya@mcs.anl.gov</a>
<a class="moz-txt-link-abbreviated" href="http://www.mcs.anl.gov/~apenya">www.mcs.anl.gov/~apenya</a></pre>
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