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diff --git a/docs/configuration.md b/docs/configuration.md index 7169ec295e..d9e9e67026 100644 --- a/docs/configuration.md +++ b/docs/configuration.md @@ -724,6 +724,17 @@ Apart from these, the following properties are also available, and may be useful </td> </tr> <tr> + <td><code>spark.executor.cores</code></td> + <td>1 in YARN mode, all the available cores on the worker in standalone mode.</td> + <td> + The number of cores to use on each executor. For YARN and standalone mode only. + + In standalone mode, setting this parameter allows an application to run multiple executors on + the same worker, provided that there are enough cores on that worker. Otherwise, only one + executor per application will run on each worker. + </td> +</tr> +<tr> <td><code>spark.default.parallelism</code></td> <td> For distributed shuffle operations like <code>reduceByKey</code> and <code>join</code>, the |