java.lang.NoClassDefFoundError: org/apache/kafka/common/serialization/ByteArrayDeserializer

2019-12-24 Thread syed
c info.");text = env.fromElements(WordCountData.WORDS);Please guide me how to fix this error. I also tried to use FlinkKafkaConsumer09, but not successful.Thank you.Looking forward;Syed -- Sent from: http://apache-flink-user-mailing-list-archive.2336050.n4.nabble.com/

Building some specific modules in flink

2019-06-24 Thread syed
mvn, it installs these modules but changes are not updated in already build binaries. Please guide me how can I do this. Kind regards; syed -- Sent from: http://apache-flink-user-mailing-list-archive.2336050.n4.nabble.com/

Re: Building flink from source---error of resolving dependencies

2019-06-16 Thread syed
DeAR Fabian; THANKS FOR YOUR ANSWER! I tried to build the flink again, but after several tries I am still facing the same error. Is there any other alternative to resolve the dependencies to successfully build the flink? Kind Regards; Syed -- Sent from: http://apache-flink-user-mailing-list

java.lang.NoClassDefFoundError --- FlinkKafkaConsumer

2019-06-13 Thread syed
d by: java.lang.ClassNotFoundException: org.apache.flink.streaming.connectors.kafka.FlinkKafkaConsumer at java.net.URLClassLoader.findClass(URLClassLoader.java:382) at java.lang.ClassLoader.loadClass(ClassLoader.java:424) at java.lang.ClassLoader.loadClass(ClassLoader.java:357) ...

Building flink from source---error of resolving dependencies

2019-06-13 Thread syed
ing latest maven, and afterward, as per instruction at the flink github page https://github.com/apache/flink <https://github.com/apache/flink> , I also tried via maven 3.1.1, but the same error. Please guide me how to fix this issue. Best Regards Syed -- Sent from: http://apache-flink-use

java.io.FileNotFoundException in implementing exactly once

2019-06-11 Thread syed
nly use [ /enableCheckpointing(1000)/] Kind regards; Syed -- Sent from: http://apache-flink-user-mailing-list-archive.2336050.n4.nabble.com/

Re: Unable to build flink from source

2019-05-06 Thread syed
I am already using jdk 1.8. I have searched a lot over internet regarding how to fix this issue, but did not get the solution. -- Sent from: http://apache-flink-user-mailing-list-archive.2336050.n4.nabble.com/

Unable to build flink from source

2019-05-05 Thread syed
Hi I am trying to build flink 1.3.3 from source using IntelliJ IDEA Ultimate 2019.1 IDE. When I build the project, I am receiving the following error *java package sun.misc does not exist* I am using the instruction to Importing Flink into an IDE available at this link

NoClassDefFoundError when running Twitter Example

2018-07-23 Thread syed
I am facing the *java.lang.NoClassDefFoundError: com/twitter/hbc/httpclient/auth/Authentication* error when running the tweeter example. The example works well with the sample data, but I am unable to run it with real tweet data. Please guide me how to fix this issue. I am running Flink 1.3.2.

IOException: Size of the state is larger than the maximum permitted memory-backed state

2018-05-01 Thread syed
Hi; I am facing the following IO exception while running a simple wordcount application. *IOException: Size of the state is larger than the maximum permitted memory-backed state. Size=34521369 , maxSize=5242880 . Consider using a different state backend, like the File System State backend.* I

How to customize triggering of checkpoints?

2018-04-10 Thread syed
I am new to the flink environment and looking to analyze the triggering of checkpoints. I am looking to trigger non-periodic checkpoints such that checkpoint intervals are not of equal length, but not sure how can I do this in Flink. My specific query is; (1) How can I trigger non-periodic

Checkpoint is not triggering as per configuration

2018-02-04 Thread syed
Hi I am new to the flink world, and trying to understand. Currently, I am using Flink 1.3.2 on a small cluster of 4 nodes, I have configured checkpoint directory at HDFS, and run streaming word count example with my own custom input file of 63M entries, I enabled checkpoint every one second

Flink 1.4 release timeline

2017-10-23 Thread Syed Moizuddin
Hi Could someone share the 1.4 release timeline. I intend to use the Kafka 11 connector. Thanks Moiz

Re: Kafka 11 connector on Flink 1.3

2017-10-12 Thread Syed Moizuddin
gt; > If you do not need exactly-once Kafka producer that will come with Kafka > 0.11 connector, you should be able to use 0.10 connector to read > (exactly-once) and write (at-least-once) to Kafka 0.11. > > Piotrek > > > On 12 Oct 2017, at 10:44, Syed Moizuddin <moiz.gro...

Kafka 11 connector on Flink 1.3

2017-10-12 Thread Syed Moizuddin
Hi, I was just wondering if I could use the Kafka 11 connector on 1.3. If there are dependencies, then what would be the timeframe for 1.4 release Thanks Moiz