<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<meta content="text/html; charset=UTF-8" http-equiv="Content-Type">
</head>
<body text="#000000" bgcolor="#ffffff">
On 06/17/2011 05:15 PM, xiaowu759 wrote:
<blockquote cite="mid:tencent_511B07363C667D660D8F7CE4@qq.com"
type="cite">
<div>Dear gmxers,</div>
<div>We have installed gmx-4.5.4 on one cluster from the source,
without any errors. I can also run mdrun in non-parallel
way successful. However, when I run mdrun in parallel way as
follows:</div>
<div>
<p style="margin: 0cm 0cm 0pt;" class="MsoNormal"><span
lang="EN-US"><font color="#ff0000" face="Times New Roman">mpimdrun
-h</font></span></p>
some messages are given:</div>
<div>
<p style="margin: 0cm 0cm 0pt;" class="MsoNormal"><span
lang="EN-US"><font color="#ff0000" face="Times New Roman">[node10:03709]
mca: base: component_find: unable to open
/public/software/mpi/openmpi1.4-gnu/lib/openmpi/mca_btl_ofud:
perhaps a missing symbol, or compiled for a different
version of Open MPI? (ignored)</font></span></p>
<p style="margin: 0cm 0cm 0pt;" class="MsoNormal"><span
lang="EN-US"><font color="#ff0000" face="Times New Roman">[node10:03709]
mca: base: component_find: unable to open
/public/software/mpi/openmpi1.4-gnu/lib/openmpi/mca_btl_openib:
perhaps a missing symbol, or compiled for a different
version of Open MPI? (ignored)</font></span></p>
<p style="margin: 0cm 0cm 0pt;" class="MsoNormal"><span
lang="EN-US"><font color="#ff0000" face="Times New Roman">NNODES=1,
MYRANK=0, HOSTNAME=node10</font></span></p>
</div>
<div>What does it mean by saying so? Could you give me some hints
for dealing with it?<br>
</div>
</blockquote>
<br>
Either linking to MPI isn't working, or MPI isn't configured
correctly. Try an MPI test program, or using static linking.<br>
<br>
Mark<br>
</body>
</html>