<html><body><div style="color:#000; background-color:#fff; font-family:arial, helvetica, sans-serif;font-size:12pt"><br>I solve the problem by switch to openmpi. Maybe the package is written for openmpi. <br><br>Thank you for all instructions. <br><br>With best wishes,<br>Loc. <br><div><blockquote style="border-left: 2px solid rgb(16, 16, 255); margin-left: 5px; margin-top: 5px; padding-left: 5px;"> <div style="font-family: arial, helvetica, sans-serif; font-size: 12pt;"> <div style="font-family: times new roman, new york, times, serif; font-size: 12pt;"> <div dir="ltr"> <font face="Arial" size="2"> <hr size="1"> <b><span style="font-weight:bold;">From:</span></b> Dave Goodell <goodell@mcs.anl.gov><br> <b><span style="font-weight: bold;">To:</span></b> loc duong ding <mambom1902@yahoo.com> <br><b><span style="font-weight: bold;">Cc:</span></b> "mpich-discuss@mcs.anl.gov" <mpich-discuss@mcs.anl.gov> <br> <b><span style="font-weight:
bold;">Sent:</span></b> Friday, June 29, 2012 8:21 AM<br> <b><span style="font-weight: bold;">Subject:</span></b> Re: [mpich-discuss] error :Assertion failed in file ch3u_buffer.c at line 77: 0 memcpy argument memory ranges overlap<br> </font> </div> <br>
On Jun 28, 2012, at 9:33 PM MDT, loc duong ding wrote:<br><br>> Thank you for your suggestions. Finally, I succeeded to compile mpich with configure option: configure --prefix=/home/users/dinhloc1984/mpich2 --enable-fc --enable-f77 --with-device=ch3:nemesis:m FC=gfortran F77=gfortran CC=gcc.<br>> <br>> But I have problem when I run the mpiexec. I got the error: <br>> <br>> MX:node1:mx_init:querying driver:error 5(errno=2):No MX device entry in /dev.<br><br>I haven't personally setup Open-MX. But presumably you need to do something to install the driver and cause "/dev/SOMETHING" to show up (I don't know what "SOMETHING" is actually named). Consider contacting the Open-MX team for help with this.<br><br>> I try to looking for some instruction in manual, but I can not see it. <br>> <br>>> <br>>> As for the distinct buffers, just don't try to send and <br>>> receive from the same buffer at the same time, it
simply doesn't make <br>>> sense (the receive can corrupt the send data). <br>>> <br>> For the buffer problem, I can not manage the code in the OPENMX package. Is there possible to solve this problem by mpich2 set up? <br><br><br>The code that is buggy is not the Open-MX code, but rather the application code that you are compiling with mpicc/mpif77/mpif90/mpicxx. I can't/won't debug this for you, you need to do the work here.<br><br>-Dave<br><br><br><br> </div> </div> </blockquote></div> </div></body></html>