ELPH WF CACHE PREFILL: Difference between revisions

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(Created page with "{{DISPLAYTITLE:ELPH_WF_CACHE_PREFILL}} {{TAGDEF|ELPH_WF_CACHE_PREFILL|[logical]| .TRUE.}} Description: Determines whether to pre-fill the wavefunction (WF) cache before starting the calculation. {{Available|6.5.0}} ---- When enabled, the cache is populated in advance, avoiding one-sided MPI communication during the main computation loop. This can significantly improve performance and scalability, especially for large parallel runs. ==Related tags and articles==...")
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Revision as of 13:48, 16 October 2025

ELPH_WF_CACHE_PREFILL = [logical]
Default: ELPH_WF_CACHE_PREFILL = .TRUE. 

Description: Determines whether to pre-fill the wavefunction (WF) cache before starting the calculation.

Mind: Available as of VASP 6.5.0

When enabled, the cache is populated in advance, avoiding one-sided MPI communication during the main computation loop. This can significantly improve performance and scalability, especially for large parallel runs.

Related tags and articles

ELPH_WF_REDISTRIBUTE, ELPH_TRANSPORT