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Diffstat (limited to 'docs/configuration.md')
| -rw-r--r-- | docs/configuration.md | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/docs/configuration.md b/docs/configuration.md index 937852ffde..16d5be62f9 100644 --- a/docs/configuration.md +++ b/docs/configuration.md @@ -225,11 +225,14 @@ Apart from these, the following properties are also available, and may be useful <td>(none)</td> <td> A string of extra JVM options to pass to the driver. For instance, GC settings or other logging. + Note that it is illegal to set maximum heap size (-Xmx) settings with this option. Maximum heap + size settings can be set with <code>spark.driver.memory</code> in the cluster mode and through + the <code>--driver-memory</code> command line option in the client mode. <br /><em>Note:</em> In client mode, this config must not be set through the <code>SparkConf</code> directly in your application, because the driver JVM has already started at that point. Instead, please set this through the <code>--driver-java-options</code> command line option or in - your default properties file.</td> + your default properties file. </td> </tr> <tr> @@ -269,9 +272,9 @@ Apart from these, the following properties are also available, and may be useful <td>(none)</td> <td> A string of extra JVM options to pass to executors. For instance, GC settings or other logging. - Note that it is illegal to set Spark properties or heap size settings with this option. Spark - properties should be set using a SparkConf object or the spark-defaults.conf file used with the - spark-submit script. Heap size settings can be set with spark.executor.memory. + Note that it is illegal to set Spark properties or maximum heap size (-Xmx) settings with this + option. Spark properties should be set using a SparkConf object or the spark-defaults.conf file + used with the spark-submit script. Maximum heap size settings can be set with spark.executor.memory. </td> </tr> <tr> |