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Posted to commits@spark.apache.org by an...@apache.org on 2015/02/20 00:53:30 UTC
spark git commit: SPARK-5570: No docs stating that `new
SparkConf().set("spark.driver.memory", ...) will not work
Repository: spark
Updated Branches:
refs/heads/master 34b7c3538 -> 6bddc4035
SPARK-5570: No docs stating that `new SparkConf().set("spark.driver.memory", ...) will not work
I've updated documentation to reflect true behavior of this setting in client vs. cluster mode.
Author: Ilya Ganelin <il...@capitalone.com>
Closes #4665 from ilganeli/SPARK-5570 and squashes the following commits:
5d1c8dd [Ilya Ganelin] Added example configuration code
a51700a [Ilya Ganelin] Getting rid of extra spaces
85f7a08 [Ilya Ganelin] Reworded note
5889d43 [Ilya Ganelin] Formatting adjustment
f149ba1 [Ilya Ganelin] Minor updates
1fec7a5 [Ilya Ganelin] Updated to add clarification for other driver properties
db47595 [Ilya Ganelin] Slight formatting update
c899564 [Ilya Ganelin] Merge remote-tracking branch 'upstream/master' into SPARK-5570
17b751d [Ilya Ganelin] Updated documentation for driver-memory to reflect its true behavior in client vs cluster mode
Project: http://git-wip-us.apache.org/repos/asf/spark/repo
Commit: http://git-wip-us.apache.org/repos/asf/spark/commit/6bddc403
Tree: http://git-wip-us.apache.org/repos/asf/spark/tree/6bddc403
Diff: http://git-wip-us.apache.org/repos/asf/spark/diff/6bddc403
Branch: refs/heads/master
Commit: 6bddc40353057a562c78e75c5549c79a0d7d5f8b
Parents: 34b7c35
Author: Ilya Ganelin <il...@capitalone.com>
Authored: Thu Feb 19 15:50:58 2015 -0800
Committer: Andrew Or <an...@databricks.com>
Committed: Thu Feb 19 15:53:20 2015 -0800
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docs/configuration.md | 23 ++++++++++++++++++++++-
1 file changed, 22 insertions(+), 1 deletion(-)
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http://git-wip-us.apache.org/repos/asf/spark/blob/6bddc403/docs/configuration.md
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diff --git a/docs/configuration.md b/docs/configuration.md
index eb0d6d3..541695c 100644
--- a/docs/configuration.md
+++ b/docs/configuration.md
@@ -115,7 +115,11 @@ of the most common options to set are:
<td>
Amount of memory to use for the driver process, i.e. where SparkContext is initialized.
(e.g. <code>512m</code>, <code>2g</code>).
- </td>
+
+ <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-memory</code> command line option
+ or in your default properties file.</td>
</tr>
<tr>
<td><code>spark.executor.memory</code></td>
@@ -214,6 +218,11 @@ 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.
+
+ <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>
</td>
</tr>
<tr>
@@ -221,6 +230,11 @@ Apart from these, the following properties are also available, and may be useful
<td>(none)</td>
<td>
Extra classpath entries to append to the classpath of the driver.
+
+ <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-class-path</code> command line option or in
+ your default properties file.</td>
</td>
</tr>
<tr>
@@ -228,6 +242,11 @@ Apart from these, the following properties are also available, and may be useful
<td>(none)</td>
<td>
Set a special library path to use when launching the driver JVM.
+
+ <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-library-path</code> command line option or in
+ your default properties file.</td>
</td>
</tr>
<tr>
@@ -237,6 +256,8 @@ Apart from these, the following properties are also available, and may be useful
(Experimental) Whether to give user-added jars precedence over Spark's own jars when loading
classes in the the driver. This feature can be used to mitigate conflicts between Spark's
dependencies and user dependencies. It is currently an experimental feature.
+
+ This is used in cluster mode only.
</td>
</tr>
<tr>
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