WeichenXu123 commented on code in PR #50665:
URL: https://github.com/apache/spark/pull/50665#discussion_r2055233400
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mllib/src/main/scala/org/apache/spark/ml/clustering/KMeans.scala:
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@@ -233,7 +233,7 @@ private class InternalKMeansModelWriter extends
MLWriterFormat with MLFormatRegi
ClusterData(idx, center)
}
val dataPath = new Path(path, "data").toString
-
sparkSession.createDataFrame(data.toImmutableArraySeq).repartition(1).write.parquet(dataPath)
+ ReadWriteUtils.saveArray(dataPath, data, sparkSession)
Review Comment:
if we use `spark_dataframe.write.save("file:///....")`, then it result in
writing data to remote worker local disk.
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