You are viewing a plain text version of this content. The canonical link for it is here.
Posted to issues@spark.apache.org by "Rahul Bhatia (JIRA)" <ji...@apache.org> on 2016/07/20 16:49:20 UTC
[jira] [Commented] (SPARK-13767) py4j.protocol.Py4JNetworkError: An
error occurred while trying to connect to the Java server
[ https://issues.apache.org/jira/browse/SPARK-13767?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15386192#comment-15386192 ]
Rahul Bhatia commented on SPARK-13767:
--------------------------------------
I'm seeing the error that Venkata showed as well, if anyone has any thoughts on why that would occur, I'd really appreciate it.
Thanks,
> py4j.protocol.Py4JNetworkError: An error occurred while trying to connect to the Java server
> --------------------------------------------------------------------------------------------
>
> Key: SPARK-13767
> URL: https://issues.apache.org/jira/browse/SPARK-13767
> Project: Spark
> Issue Type: Bug
> Components: PySpark
> Reporter: Poonam Agrawal
>
> I am trying to create spark context object with the following commands on pyspark:
> from pyspark import SparkContext, SparkConf
> conf = SparkConf().setAppName('App_name').setMaster("spark://local-or-remote-ip:7077").set('spark.cassandra.connection.host', 'cassandra-machine-ip').set('spark.storage.memoryFraction', '0.2').set('spark.rdd.compress', 'true').set('spark.streaming.blockInterval', 500).set('spark.serializer', 'org.apache.spark.serializer.KryoSerializer').set('spark.scheduler.mode', 'FAIR').set('spark.mesos.coarse', 'true')
> sc = SparkContext(conf=conf)
> but I am getting the following error:
> Traceback (most recent call last):
> File "<stdin>", line 1, in <module>
> File "/usr/local/lib/spark-1.4.1/python/pyspark/conf.py", line 106, in __init__
> self._jconf = _jvm.SparkConf(loadDefaults)
> File "/usr/local/lib/spark-1.4.1/python/lib/py4j-0.8.2.1-src.zip/py4j/java_gateway.py", line 766, in __getattr__
> File "/usr/local/lib/spark-1.4.1/python/lib/py4j-0.8.2.1-src.zip/py4j/java_gateway.py", line 362, in send_command
> File "/usr/local/lib/spark-1.4.1/python/lib/py4j-0.8.2.1-src.zip/py4j/java_gateway.py", line 318, in _get_connection
> File "/usr/local/lib/spark-1.4.1/python/lib/py4j-0.8.2.1-src.zip/py4j/java_gateway.py", line 325, in _create_connection
> File "/usr/local/lib/spark-1.4.1/python/lib/py4j-0.8.2.1-src.zip/py4j/java_gateway.py", line 432, in start
> py4j.protocol.Py4JNetworkError: An error occurred while trying to connect to the Java server
> I am getting the same error executing the command : conf = SparkConf().setAppName("App_name").setMaster("spark://127.0.0.1:7077")
--
This message was sent by Atlassian JIRA
(v6.3.4#6332)
---------------------------------------------------------------------
To unsubscribe, e-mail: issues-unsubscribe@spark.apache.org
For additional commands, e-mail: issues-help@spark.apache.org