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Forum: CFX

June 12, 2023, 22:07

Replies: 6

HELLLLP: Simulation abort with error #001100279 In a Cluster

Views: 459

Posted By ghorrocks

In that case it suggests that the simulation is...

In that case it suggests that the simulation is borderline numerically stable, and small differences (eg details of how floating point numbers are handled over a cluster between Windows and Linux)...

Forum: CFX

June 11, 2023, 05:56

Replies: 6

HELLLLP: Simulation abort with error #001100279 In a Cluster

Views: 459

Posted By ghorrocks

Try a smaller time step (your acoustic Courant...

Try a smaller time step (your acoustic Courant Number is very large)

Also: double precision numerics, improve mesh quality, tighter convergence criteria.

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