Spark History Server available in docker-spark
Spark comes with a history server, it provides a great UI with many information regarding Spark jobs execution (event timeline, detail of stages, etc.). Details can be found in the Spark monitoring page.
I’ve modified the docker-spark to be able to run it with the
With this implementation, its UI will be running at
To use the Spark’s history server you have to tell your Spark driver:
- to log events:
- the log directory to use:
By default the
/tmp/spark-events is mounted on the
./spark-events at the root of the repo (I call it
So you have to tell the driver to log events in this directory (on your local machine).
This example shows this configuration for a
spark-submit (the two
DOCKER_SPARK="/Users/xxxx/Git/docker-spark" $SPARK_HOME/bin/spark-submit \ --class org.apache.spark.examples.SparkPi \ --master spark://localhost:7077 \ --conf "spark.eventLog.enabled=true" \ --conf "spark.eventLog.dir=file:$DOCKER_SPARK/spark-events" \ $SPARK_HOME/examples/jars/spark-examples_2.11-2.3.1.jar \ 10
Note: This settings can be defined in the driver’s
$SPARK_HOME/conf/spark-defaults.conf to avoid using the