[ https://issues.apache.org/jira/browse/KAFKA-8120?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17098935#comment-17098935 ]
Jun Wang edited comment on KAFKA-8120 at 5/26/20, 3:07 PM: ----------------------------------------------------------- Steps to reproduce and verify with kafka 2.5 1. run attached gen-mongodump.sh to create a dummy monodump file arround 1.2G 2. increase the initial heap size to 4G in bin/connect-standalone.sh {noformat} if [ "x$KAFKA_HEAP_OPTS" = "x" ]; then export KAFKA_HEAP_OPTS="-Xms4G -Xmx8G" fi{noformat} 3. add batch.size=1 parameter in config/connect-file-source.properties {noformat} batch.size=1 {noformat} 4. start zookeeper-server and kafka-server if not yet 5. start kafka connect in standalone mode with following parameters {noformat} bin/connect-standalone.sh config/connect-standalone.properties config/connect-file-source.properties config/connect-file-sink.properties {noformat} within one minute, you will see following error. {noformat} [2020-05-02 21:17:45,128] ERROR WorkerSourceTask{id=local-file-source-0} Task threw an uncaught and unrecoverable exception (org.apache.kafka.connect.runtime.WorkerTask:186) java.lang.NegativeArraySizeException at org.apache.kafka.connect.file.FileStreamSourceTask.poll(FileStreamSourceTask.java:141) at org.apache.kafka.connect.runtime.WorkerSourceTask.poll(WorkerSourceTask.java:272) at org.apache.kafka.connect.runtime.WorkerSourceTask.execute(WorkerSourceTask.java:239) at org.apache.kafka.connect.runtime.WorkerTask.doRun(WorkerTask.java:184) at org.apache.kafka.connect.runtime.WorkerTask.run(WorkerTask.java:234) at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) at java.util.concurrent.FutureTask.run(FutureTask.java:266) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) at java.lang.Thread.run(Thread.java:748) [2020-05-02 21:17:45,131] ERROR WorkerSourceTask{id=local-file-source-0} Task is being killed and will not recover until manually restarted (org.apache.kafka.connect.runtime.WorkerTask:187){noformat} 6. Run extra test with attached test.txt, In this test case kafka connect only process 6 lines out of 100 lines file. This extra test case is not ralated to the issue reported. but I found and fixed. PR is ready [https://github.com/apache/kafka/pull/8727] [|https://github.com/apache/kafka/pull/8612] was (Author: wj1918): Steps to reproduce and verify with kafka 2.5 1. run attached gen-mongodump.sh to create a dummy monodump file arround 1.2G 2. increase the initial heap size to 4G in bin/connect-standalone.sh {noformat} if [ "x$KAFKA_HEAP_OPTS" = "x" ]; then export KAFKA_HEAP_OPTS="-Xms4G -Xmx8G" fi{noformat} 3. add batch.size=1 parameter in config/connect-file-source.properties {noformat} batch.size=1 {noformat} 4. start zookeeper-server and kafka-server if not yet 5. start kafka connect in standalone mode with following parameters {noformat} bin/connect-standalone.sh config/connect-standalone.properties config/connect-file-source.properties config/connect-file-sink.properties {noformat} within one minute, you will see following error. {noformat} [2020-05-02 21:17:45,128] ERROR WorkerSourceTask{id=local-file-source-0} Task threw an uncaught and unrecoverable exception (org.apache.kafka.connect.runtime.WorkerTask:186) java.lang.NegativeArraySizeException at org.apache.kafka.connect.file.FileStreamSourceTask.poll(FileStreamSourceTask.java:141) at org.apache.kafka.connect.runtime.WorkerSourceTask.poll(WorkerSourceTask.java:272) at org.apache.kafka.connect.runtime.WorkerSourceTask.execute(WorkerSourceTask.java:239) at org.apache.kafka.connect.runtime.WorkerTask.doRun(WorkerTask.java:184) at org.apache.kafka.connect.runtime.WorkerTask.run(WorkerTask.java:234) at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) at java.util.concurrent.FutureTask.run(FutureTask.java:266) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) at java.lang.Thread.run(Thread.java:748) [2020-05-02 21:17:45,131] ERROR WorkerSourceTask{id=local-file-source-0} Task is being killed and will not recover until manually restarted (org.apache.kafka.connect.runtime.WorkerTask:187){noformat} 6. Run extra test with attached test.txt, In this test case kafka connect only process 6 lines out of 100 lines file. This extra test case is not ralated to the issue reported. but I found and fixed. PR is ready [https://github.com/apache/kafka/pull/8612] > Getting NegativeArraySizeException when using Kafka Connect to send data to > Kafka > --------------------------------------------------------------------------------- > > Key: KAFKA-8120 > URL: https://issues.apache.org/jira/browse/KAFKA-8120 > Project: Kafka > Issue Type: Bug > Components: KafkaConnect > Affects Versions: 2.1.1, 2.5.0 > Environment: Ubuntu 16.04 LTS > Reporter: Prashant Shahi > Assignee: Jun Wang > Priority: Major > Attachments: gen-mongodump.sh.txt, test.txt > > > > I have a large MongoDump JSON which I tried pushing to Kafka using Kafka > Connect. > I am getting the following Exception after around 16k messages been pushed. > After the exception, the program doesn't get killed or exit, but now no more > messages are pushed. > {code:java} > [2019-03-15 08:48:13,812] ERROR WorkerSourceTask{id=od-test18-0} Task threw > an uncaught and unrecoverable exception > (org.apache.kafka.connect.runtime.WorkerTask:177) > java.lang.NegativeArraySizeException at > org.apache.kafka.connect.file.FileStreamSourceTask.poll(FileStreamSourceTask.java:141) > at > org.apache.kafka.connect.runtime.WorkerSourceTask.poll(WorkerSourceTask.java:244) > at > org.apache.kafka.connect.runtime.WorkerSourceTask.execute(WorkerSourceTask.java:220) > at org.apache.kafka.connect.runtime.WorkerTask.doRun(WorkerTask.java:175) at > org.apache.kafka.connect.runtime.WorkerTask.run(WorkerTask.java:219) at > java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) at > java.util.concurrent.FutureTask.run(FutureTask.java:266) at > java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) > at > java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) > at java.lang.Thread.run(Thread.java:748) [2019-03-15 08:48:13,814] ERROR > WorkerSourceTask{id=od-test18-0} Task is being killed and will not recover > until manually restarted > (org.apache.kafka.connect.runtime.WorkerTask:178){code} > -- This message was sent by Atlassian Jira (v8.3.4#803005)