Trending questions in Apache Spark

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How to make Spark wait for more time for acknowledgement?

Use the following command to increase the ...READ MORE

Mar 11, 2019 in Apache Spark by Raj
2,760 views
0 votes
1 answer

How to authenticate Spark internal connections using a secret key?

You need to set the secret key ...READ MORE

Mar 13, 2019 in Apache Spark by Venu
2,665 views
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1 answer

Apache Spark, usage of yield.

Yield is used in sequence comprehensions. It is ...READ MORE

Feb 22, 2019 in Apache Spark by Saruj
3,515 views
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1 answer

How do spark extra listeners work?

Yes. You can use extra listeners by setting ...READ MORE

Feb 24, 2019 in Apache Spark by Rishi
3,428 views
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2 answers

In a Spark DataFrame how can I flatten the struct?

// Collect data from input avro file ...READ MORE

Jul 4, 2019 in Apache Spark by Dhara dhruve
6,390 views
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1 answer

How to set keystore path?

You have to set the path to ...READ MORE

Mar 15, 2019 in Apache Spark by Karan
2,452 views
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1 answer

How to disable executor from fetching file from cache?

When a Spark application is running, the ...READ MORE

Mar 10, 2019 in Apache Spark by Siri
2,644 views
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0 answers

what are the memory issues in spark ?

Mar 18, 2019 in Apache Spark by satish kumar
• 180 points
2,301 views
0 votes
1 answer

How to use Spark jars for Yarn distribution?

First, store upload this archive to hdfs and ...READ MORE

Mar 28, 2019 in Apache Spark by Raj
1,785 views
0 votes
1 answer

How to change scheduling mode in Spark?

You can change the scheduling mode as ...READ MORE

Mar 12, 2019 in Apache Spark by Raj
2,496 views
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3 answers

Lineage Graph in Spark

Whenever a series of transformations are performed ...READ MORE

Aug 28, 2018 in Apache Spark by shams
• 3,670 points
12,303 views
0 votes
1 answer

How to set executors for static allocation in Spark Yarn?

Open Spark shell and run the following ...READ MORE

Mar 28, 2019 in Apache Spark by Raj
1,636 views
0 votes
1 answer

How to access private key password with Spark?

Spark allows you to retrieve the key ...READ MORE

Mar 15, 2019 in Apache Spark by Karan
2,177 views
0 votes
1 answer

How to increase HDFS replication level in Spark?

Hi @Raunak. You can change the replication ...READ MORE

Mar 27, 2019 in Apache Spark by Yash
1,674 views
0 votes
1 answer

How to connect to Zookeeper after setting Spark recovery mode?

You have set Zookeeper as the recovery ...READ MORE

Mar 25, 2019 in Apache Spark by Hari
1,681 views
0 votes
1 answer

Increasing memory to use for Yarn application master?

You can increase the memory dynamically by ...READ MORE

Mar 26, 2019 in Apache Spark by Tina
1,536 views
0 votes
1 answer

Increase cores for yarn in Spark application

By default, only one core is used for ...READ MORE

Mar 26, 2019 in Apache Spark by Bhuvan
1,528 views
0 votes
1 answer

How to set max executors for dynamic allocation?

You can set it by assigning the ...READ MORE

Mar 13, 2019 in Apache Spark by Venu
2,075 views
0 votes
1 answer

How to enable dynamic resource allocation in Spark?

To dynamically enable dynamic resource allocation, you ...READ MORE

Mar 12, 2019 in Apache Spark by veer
2,057 views
0 votes
1 answer

How to use ftp scheme using Yarn in Spark application?

In case Yarn does not support schemes ...READ MORE

Mar 28, 2019 in Apache Spark by Raj
1,328 views
0 votes
1 answer

Thread to use Yarn application master is limited

This is because the maximum number of ...READ MORE

Mar 28, 2019 in Apache Spark by Raj
1,291 views
0 votes
1 answer

How to disable automatic remove of application of failures?

Yes, you have read it right. The ...READ MORE

Mar 25, 2019 in Apache Spark by Hari
1,396 views
0 votes
1 answer

Spark workers are not accepting any job (Kubernetes-Docker-Spark)

When kubernetes picks 10.*.*.*/16 network as it's ...READ MORE

Mar 1, 2019 in Apache Spark by Hamza
• 200 points
2,407 views
0 votes
1 answer

How to get SQL configuration in Spark using Python?

You can get the configuration details through ...READ MORE

Mar 18, 2019 in Apache Spark by John
1,502 views
0 votes
1 answer

How to retain Spark jar and app jar after staging?

By default, Spark jar, app jar, and ...READ MORE

Mar 27, 2019 in Apache Spark by Ginni
1,146 views
0 votes
1 answer

How to give user only view access for Spark application?

You can give users only view permission ...READ MORE

Mar 14, 2019 in Apache Spark by Raj
1,657 views
0 votes
1 answer

Client connection getting rejected due to SASL authentication

Seems like you have set the configuration ...READ MORE

Mar 14, 2019 in Apache Spark by Raj
1,641 views
0 votes
1 answer

How to compress serialized RDD partition?

Yes, you can do this by enabling ...READ MORE

Mar 7, 2019 in Apache Spark by Pavitra
1,912 views
0 votes
1 answer

Setting directory for Spark recovery

You can set the directory to store ...READ MORE

Mar 25, 2019 in Apache Spark by Hari
1,132 views
0 votes
1 answer

Array of RDD

You can create an array of RDDs ...READ MORE

Mar 8, 2019 in Apache Spark by Raj
1,860 views
0 votes
1 answer

Spark SQL in databricks

In sparkSql, we can use CASE when ...READ MORE

Feb 24, 2019 in Apache Spark by Rishi
2,404 views
0 votes
1 answer

How to change worker cleanup interval?

The default interval time is 1800 seconds ...READ MORE

Mar 25, 2019 in Apache Spark by Hari
1,063 views
0 votes
1 answer

Remove idle executor automatically

Yes, it is possible and is already ...READ MORE

Mar 12, 2019 in Apache Spark by Veer
1,611 views
0 votes
1 answer

Increase number of cores in Spark

Now that the job is already running, ...READ MORE

Feb 23, 2019 in Apache Spark by Reshma
2,381 views
0 votes
1 answer

Spark - repartition() vs coalesce()

It avoids a full shuffle. If it's ...READ MORE

Oct 11, 2018 in Apache Spark by nitinrawat895
• 11,380 points
8,162 views
0 votes
1 answer

Close file after writing write-ahead on driver

You can change the property to close ...READ MORE

Mar 19, 2019 in Apache Spark by Jai
1,282 views
0 votes
1 answer

How to increase Garbage Collection speed?

The time interval between Garbage Collection is ...READ MORE

Mar 8, 2019 in Apache Spark by Pavitra
1,766 views
0 votes
1 answer

How to set Spark recovery to Zookeeper?

There is a property of Spark which ...READ MORE

Mar 25, 2019 in Apache Spark by Hari
982 views
0 votes
1 answer

Changing the blacklist time of executor

By default, the node or executor is ...READ MORE

Mar 12, 2019 in Apache Spark by Raj
1,574 views
0 votes
1 answer

Set Spark executable for R scripts

To change the default executable, assign the ...READ MORE

Mar 19, 2019 in Apache Spark by Jai
1,227 views
0 votes
1 answer

How to change minimum rate per kafka partition?

Open spark shell using this command: $ spark-shell Then ...READ MORE

Mar 19, 2019 in Apache Spark by Jai
1,217 views
0 votes
1 answer

How to enable SASL authentication after Spark authentication?

You can do this by setting the ...READ MORE

Mar 13, 2019 in Apache Spark by Venu
1,474 views
0 votes
1 answer

How to save and retrieve the Spark RDD from HDFS?

You can save the RDD using saveAsObjectFile and saveAsTextFile method. ...READ MORE

May 29, 2018 in Apache Spark by Shubham
• 13,490 points
13,919 views
0 votes
1 answer

How to cleanup application work directories faster?

By default, the cleanup time is set ...READ MORE

Mar 26, 2019 in Apache Spark by Jyoti
895 views
0 votes
1 answer

Prevent immediate shutdown of Streaming context after JVM shutdown

In technical terms, you want to gracefully shut down the ...READ MORE

Mar 19, 2019 in Apache Spark by Jai
1,187 views
0 votes
1 answer

When is speculation enabled in Spark?

Speculation is enabled when a fraction of ...READ MORE

Mar 12, 2019 in Apache Spark by veer
1,470 views
0 votes
1 answer

Parquet to ORC format in Spark

I appreciate that you want to try ...READ MORE

Feb 15, 2019 in Apache Spark by Anjali
2,585 views
0 votes
1 answer

How to set client authentication for SSL?

By default, this feature is disabled. To ...READ MORE

Mar 15, 2019 in Apache Spark by Karan
1,322 views
0 votes
1 answer

How to disable credentials for services in Spark?

Disabling this feature will compromise the security ...READ MORE

Mar 15, 2019 in Apache Spark by Karan
1,311 views
0 votes
1 answer

Set Library to launch Yarn master

You can make use of Special Library path to ...READ MORE

Mar 28, 2019 in Apache Spark by Raj
739 views