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Set TF_FORCE_GPU_ALLOW_GROWTH=true by default #712

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Set TF_FORCE_GPU_ALLOW_GROWTH=true by default #712

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5315cd8
Set TF_FORCE_GPU_ALLOW_GROWTH=true by default
samos123 Sep 24, 2024
384bef4
only set gpu env variables if instance type is gpu
samos123 Sep 24, 2024
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5 changes: 5 additions & 0 deletions axlearn/common/launch.py
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Expand Up @@ -41,6 +41,11 @@
# Note: this will disable other TF_CPP info and warnnings.
os.environ.setdefault("TF_CPP_MIN_LOG_LEVEL", "2")

if instance_type.startswith("gpu"):
# Prevent GPU OOM issues due to TF taking up all the GPU memory.
# Reference: https://stackoverflow.com/a/54927279
os.environ.setdefault("TF_FORCE_GPU_ALLOW_GROWTH", "true")

# Import jax before tensorflow else to avoid problems such as:
# tpu_library_init_fns.inc:98] TpuEmbeddingEngine_ExecutePartitioner not available in this library.
import jax # jax must be imported before tensorflow!
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