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Tests: amrex.the_arena_init_size=0 #430

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Merged
merged 2 commits into from
May 6, 2025
Merged

Tests: amrex.the_arena_init_size=0 #430

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0dfb0c6
Tests: `amrex.the_arena_init_size=0`
ax3l Mar 20, 2025
8662e88
Merge `AMReX-Codes:development` into `ax3l:tests-gpu-zero-initsize`
EZoni May 6, 2025
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4 changes: 4 additions & 0 deletions tests/conftest.py
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Expand Up @@ -43,6 +43,10 @@ def amrex_init(tmpdir):
# "abort_on_out_of_gpu_memory=1",
# avoid managed memory unless explicitly used
"amrex.the_arena_is_managed=0",
# allocate GPU memory on-demand instead of pre-allocating 3/4th
# to enable parallel test runs on the same GPU
# https://amrex-codes.github.io/amrex/docs_html/RuntimeParameters.html?highlight=arena#memory
"amrex.the_arena_init_size=0",
]
)
yield
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