[doc] Add warnings about distributed training OS support. [skip ci] (dmlc#11246)

trivialfis · web-flow · commit de0f675e805f · 2025-02-12T23:25:45.000+08:00
diff --git a/doc/tutorials/dask.rst b/doc/tutorials/dask.rst
@@ -11,6 +11,10 @@ algorithms.  For an overview of GPU based training and internal workings, see `A
 Official Dask API for XGBoost
 <https://medium.com/rapids-ai/a-new-official-dask-api-for-xgboost-e8b10f3d1eb7>`_.
 
+.. note::
+
+  The integration is not tested with Windows.
+
 **Contents**
 
 .. contents::
diff --git a/doc/tutorials/spark_estimator.rst b/doc/tutorials/spark_estimator.rst
@@ -6,7 +6,7 @@ Starting from version 1.7.0, xgboost supports pyspark estimator APIs.
 
 .. note::
 
-   The feature is still experimental and not yet ready for production use.
+  The integration is only tested on Linux distributions.
 
 .. contents::
   :backlinks: none
