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-rw-r--r--docs/configuration.md8
1 files changed, 8 insertions, 0 deletions
diff --git a/docs/configuration.md b/docs/configuration.md
index 4bb5371cc2..1f9fa70566 100644
--- a/docs/configuration.md
+++ b/docs/configuration.md
@@ -399,6 +399,14 @@ Apart from these, the following properties are also available, and may be useful
</td>
</tr>
<tr>
+ <td>spark.shuffle.file.buffer.kb</td>
+ <td>100</td>
+ <td>
+ Size of the in-memory buffer for each shuffle file output stream, in kilobytes. These buffers
+ reduce the number of disk seeks and system calls made in creating intermediate shuffle files.
+ </td>
+</tr>
+<tr>
<td>spark.shuffle.spill</td>
<td>true</td>
<td>