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-   -   error of Parallel fluent in 3d -t2! (https://www.cfd-online.com/Forums/fluent/36693-error-parallel-fluent-3d-t2.html)

sanmango May 18, 2005 08:48

error of Parallel fluent in 3d -t2!
 
Hi! I had made a parallel simulation in a 2CPU compute.When fluent read the case (.cas) in auto partition ,there were such errors :

Parallel variables... Building...

grid,

auto partitioning mesh by Principal Y-Coordinate,

distributing mesh

parts..,

faces.., 999999 (..\..\src\mpsystem.c@1228): mpt_read: failed: errno = 10054

999999: mpt_read: error: read failed trying to read 4 bytes: Invalid argument

Process [0] exited with status [-1073741819] Process [1] exited with status [259] MPIRUN exited with status [126] The Parallel FLUENT process could not be started.

Why so? And how to deal with?

pUl| May 18, 2005 12:58

Re: error of Parallel fluent in 3d -t2!
 
Grid, double check you grid.

zxaar May 18, 2005 17:59

Re: error of Parallel fluent in 3d -t2!
 
usually autopartion creates lot of problems, i would suggest if u can read the cas data in single processor and do manual partionaing and then save the case data and read them in fluent double processor version, i also used to get lot of errors till i started doing this.


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