Trending questions in Apache Spark

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Getting "buffer limit exceeded" exception inside Kryo.

Seems like the object being sent for ...READ MORE

Mar 7, 2019 in Apache Spark by Pavitra
1,689 views
0 votes
1 answer

How to enable write ahead logs for receivers?

To enable write-ahead logs, run the following ...READ MORE

Mar 19, 2019 in Apache Spark by Jai
1,157 views
0 votes
1 answer

Need to disable unpersist in Spark

You can dynamically change this function by ...READ MORE

Mar 19, 2019 in Apache Spark by Jai
1,156 views
0 votes
1 answer

Can I set different protocol for SSL in Spark?

There is no protocol set by default. ...READ MORE

Mar 15, 2019 in Apache Spark by Karan
1,317 views
0 votes
1 answer

How to prevent executor from self-destructing?

I think there is a timeout set ...READ MORE

Mar 12, 2019 in Apache Spark by Veer
1,442 views
0 votes
1 answer

Is it better to have one large parquet file or lots of smaller parquet files?

Ideally, you would use snappy compression (default) ...READ MORE

May 23, 2018 in Apache Spark by nitinrawat895
• 11,380 points
14,099 views
0 votes
1 answer

How to set stage abort in Spark?

You can do it as follows. Use ...READ MORE

Mar 12, 2019 in Apache Spark by veer
1,436 views
0 votes
1 answer

How to automatically kill executors on blacklisting?

You can set the property to directly ...READ MORE

Mar 12, 2019 in Apache Spark by Veer
1,392 views
0 votes
1 answer

Get Spark SQL configuration in Java

You will need to use Spark session ...READ MORE

Mar 18, 2019 in Apache Spark by John
1,116 views
0 votes
1 answer

How enable XSS protection for Spark application?

Spark has a built-in prevention system against XSS. ...READ MORE

Mar 15, 2019 in Apache Spark by Karan
1,238 views
0 votes
1 answer

How to change default Spark dashboard port?

You can change it dynamically while using ...READ MORE

Mar 6, 2019 in Apache Spark by Rohit
1,615 views
0 votes
1 answer

Installing Spark on Ubuntu

Hey. Follow these steps to install Spark ...READ MORE

Feb 20, 2019 in Apache Spark by Omkar
• 69,180 points
2,229 views
+1 vote
1 answer

Facing out-of-memory errors in Spark driver

I am guessing that the configuration set ...READ MORE

Feb 23, 2019 in Apache Spark by Rishab
2,086 views
0 votes
1 answer

Spark context (sc) not found

Maybe the hadoop service didn't start properly. Try ...READ MORE

Feb 14, 2019 in Apache Spark by John
2,491 views
0 votes
1 answer

How can I run a blacklisted task?

When a task results in too many ...READ MORE

Mar 12, 2019 in Apache Spark by Raj
1,361 views
0 votes
1 answer

How to spread applications to less nodes?

You can limit the spread out by ...READ MORE

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

Sliding function in spark

The sliding function is used when you ...READ MORE

Jan 29, 2019 in Apache Spark by Omkar
• 69,180 points
3,124 views
0 votes
1 answer

Using R to display configuration of Spark SQL

Try the below-mentioned code. sparkR.session() properties <- sql("SET -v") showDF(properties, ...READ MORE

Mar 18, 2019 in Apache Spark by John
1,043 views
0 votes
1 answer

How to change block manager port for driver only?

Yes, it is possible to change the ...READ MORE

Mar 10, 2019 in Apache Spark by Siri
1,411 views
0 votes
1 answer

How to make Spark skip node locality?

If you set the node wait time ...READ MORE

Mar 11, 2019 in Apache Spark by Raj
1,329 views
0 votes
1 answer

Limit displaying completed applications

By default, the number of completed applications ...READ MORE

Mar 25, 2019 in Apache Spark by hari
725 views
0 votes
1 answer

Increasing retry before blacklisting executor

You can do it like this: val sc ...READ MORE

Mar 12, 2019 in Apache Spark by Raj
1,311 views
0 votes
1 answer

Network encryption for Spark

You can enable encryption for the Spark ...READ MORE

Mar 13, 2019 in Apache Spark by Venu
1,224 views
0 votes
1 answer

How to check if user has permission in Web UI?

You can implement this as follows: First, add ...READ MORE

Mar 14, 2019 in Apache Spark by Raj
1,161 views
0 votes
1 answer

Not able to clone Hadoop configuration.

Run the following command in Spark shell ...READ MORE

Mar 10, 2019 in Apache Spark by Siri
1,359 views
0 votes
1 answer

Change number of completed drivers displayed

You can change the number of completed ...READ MORE

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

Change heart beat time to R process

The heartbeat interval is assigned to the ...READ MORE

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

Password for keystore in Spark

You can dynamically set a password to ...READ MORE

Mar 15, 2019 in Apache Spark by karan
1,073 views
0 votes
1 answer

Retaining the batch by status APIs before Garbage Collection

By default, 1000 batches are retained by ...READ MORE

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

How to enable SASL encryption?

You can use dynamic configuration setting to ...READ MORE

Mar 14, 2019 in Apache Spark by Raj
1,110 views
0 votes
1 answer

How to increase Spark memory for execution?

Probably the spill is because you have ...READ MORE

Mar 7, 2019 in Apache Spark by Pavitra

edited Mar 8, 2019 1,381 views
0 votes
1 answer

Spark logs not overwriting

Spark does not allow you to overwrite ...READ MORE

Mar 6, 2019 in Apache Spark by Rohit
1,416 views
0 votes
1 answer

Configuring location of credential provider

To configure the location of the credential ...READ MORE

Mar 15, 2019 in Apache Spark by Karan
1,002 views
0 votes
1 answer

Change number of threads use by R back end

Refer to the below commands to know ...READ MORE

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

How many executors run when dynamic allocation is enabled?

The number of executors running by default ...READ MORE

Mar 13, 2019 in Apache Spark by Venu
1,068 views
0 votes
1 answer

Set maximum reading rate from Kafka partition

You can do it by using the ...READ MORE

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

How to monitor interrupted Spark tasks?

To enable monitoring interrupted tasks, run the following ...READ MORE

Mar 12, 2019 in Apache Spark by Veer
1,090 views
0 votes
1 answer

How to limit the cores being used by a cluster?

You can set the maximum number of ...READ MORE

Mar 11, 2019 in Apache Spark by Raj
1,130 views
0 votes
1 answer

How to set maximum receiving rate for backpressure mechanism?

You can set the maximum receiving rate ...READ MORE

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

Loading Spark properties dynamically

First, create an empty conf using this ...READ MORE

Feb 22, 2019 in Apache Spark by Mansoor
1,814 views
0 votes
1 answer

Log every block update in Spark

By default, Spark does not log all ...READ MORE

Mar 6, 2019 in Apache Spark by Rohit
1,277 views
0 votes
1 answer

Not able to preserve shuffle files in Spark

You lose the files because by default, ...READ MORE

Feb 24, 2019 in Apache Spark by Rana
1,742 views
0 votes
1 answer

Error reading avro dataset in spark

For avro, you need to download and ...READ MORE

Feb 4, 2019 in Apache Spark by Omkar
• 69,180 points
2,555 views
0 votes
1 answer

How to change encryption key value for local I/O?

There another property where you can set ...READ MORE

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

Change encryption key length fro Spark application

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

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

How to give modify access to group?

You can do this using the following ...READ MORE

Mar 15, 2019 in Apache Spark by Vikas
856 views
0 votes
1 answer

Authenticate internal connections in Spark

To make Spark authenticate internal connections, you ...READ MORE

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

Dynamic allocation: Set minimum number of executor

You cans et it dynamically like this:  val ...READ MORE

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

Setting port for SSL for Spark application

You can set the port in the ...READ MORE

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

How to relaunch tasks that are running slowly?

The technical term for what you want ...READ MORE

Mar 12, 2019 in Apache Spark by Veer
943 views