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Diffstat (limited to 'docs/configuration.md')
| -rw-r--r-- | docs/configuration.md | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/docs/configuration.md b/docs/configuration.md index 02af461267..cb0c65e2d2 100644 --- a/docs/configuration.md +++ b/docs/configuration.md @@ -42,13 +42,15 @@ val sc = new SparkContext(new SparkConf()) Then, you can supply configuration values at runtime: {% highlight bash %} -./bin/spark-submit --name "My fancy app" --master local[4] myApp.jar +./bin/spark-submit --name "My app" --master local[4] --conf spark.shuffle.spill=false + --conf "spark.executor.extraJavaOptions=-XX:+PrintGCDetails -XX:+PrintGCTimeStamps" myApp.jar {% endhighlight %} The Spark shell and [`spark-submit`](cluster-overview.html#launching-applications-with-spark-submit) tool support two ways to load configurations dynamically. The first are command line options, -such as `--master`, as shown above. Running `./bin/spark-submit --help` will show the entire list -of options. +such as `--master`, as shown above. `spark-submit` can accept any Spark property using the `--conf` +flag, but uses special flags for properties that play a part in launching the Spark application. +Running `./bin/spark-submit --help` will show the entire list of these options. `bin/spark-submit` will also read configuration options from `conf/spark-defaults.conf`, in which each line consists of a key and a value separated by whitespace. For example: |