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<DIV><FONT face=Arial size=2>Dear MPICH - Experts</FONT></DIV>
<DIV><FONT face=Arial size=2></FONT> </DIV>
<DIV><FONT face=Arial size=2>I just set up a Beowulf cluster (16 Dual cores @
2.4 GHz), and is running, but I have a problem using the my MPICH
programs. My programs were developed on an older cluster that had MPICH1
and they run fine there. They also run for some time on the new cluster,
but eventually they terminate with a message like:</FONT></DIV>
<DIV><FONT face=Arial size=2></FONT> </DIV>
<DIV><FONT face=Arial size=2>
<DIV><FONT face=Arial size=2><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'; mso-fareast-font-family: SimSun; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">“rank
2 in job 120 master_4268<SPAN style="mso-spacerun: yes"> </SPAN>caused
collective abort of all ranks exit status of rank 2: killed by signal
11”</SPAN></FONT></DIV>
<DIV><FONT face=Arial size=2><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'; mso-fareast-font-family: SimSun; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA"></SPAN></FONT> </DIV>
<DIV><FONT face=Arial size=2><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'; mso-fareast-font-family: SimSun; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">
<DIV><FONT face=Arial size=2><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'; mso-fareast-font-family: SimSun; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">This
type of error occurs at a different point of the simulation every time I run
it. There is no problem if I use only one master and one slave
node.</SPAN></FONT></DIV>
<DIV><FONT face=Arial size=2><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'; mso-fareast-font-family: SimSun; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA"></SPAN></FONT> </DIV>
<DIV><FONT face=Arial size=2><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'; mso-fareast-font-family: SimSun; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">Do
you have any suggestion what might be the problem?</SPAN></FONT></DIV>
<DIV><FONT face=Arial size=2><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'; mso-fareast-font-family: SimSun; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA"></SPAN></FONT> </DIV>
<DIV><FONT face=Arial size=2><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'; mso-fareast-font-family: SimSun; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">Thank
you and best wishes,</SPAN></FONT></DIV>
<DIV><FONT face=Arial size=2><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'; mso-fareast-font-family: SimSun; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA"></SPAN></FONT> </DIV>
<DIV><FONT face=Arial size=2><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'; mso-fareast-font-family: SimSun; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">Christian</SPAN></FONT></DIV></SPAN></FONT></DIV></FONT></DIV></BODY></HTML>