Update docs/cudf/source/cudf_polars/index.rst

Co-authored-by: Vyas Ramasubramani <[email protected]>
rapidsai · Nov 21, 2024 · 3b7ff45 · 3b7ff45
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diff --git a/docs/cudf/source/cudf_polars/index.rst b/docs/cudf/source/cudf_polars/index.rst
@@ -11,7 +11,7 @@ Benchmark
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 ````{note}
-Following benchmarks were performed with `POLARS_GPU_ENABLE_CUDA_MANAGED_MEMORY` environment variable set to `"0"`.
+The following benchmarks were performed with `POLARS_GPU_ENABLE_CUDA_MANAGED_MEMORY` environment variable set to `"0"`. Using managed memory (the default) imposes a performance cost in order to avoid out of memory errors. Peak performance can still be attained by setting the environment variable to 1.
 
 ```