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https://issues.apache.org/jira/browse/FLINK-9009?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Flink Jira Bot updated FLINK-9009:
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Labels: auto-deprioritized-major auto-deprioritized-minor (was:
auto-deprioritized-major stale-minor)
Priority: Not a Priority (was: Minor)
This issue was labeled "stale-minor" 7 days ago and has not received any
updates so it is being deprioritized. If this ticket is actually Minor, please
raise the priority and ask a committer to assign you the issue or revive the
public discussion.
> Error| You are creating too many HashedWheelTimer instances.
> HashedWheelTimer is a shared resource that must be reused across the
> application, so that only a few instances are created.
> -----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
>
> Key: FLINK-9009
> URL: https://issues.apache.org/jira/browse/FLINK-9009
> Project: Flink
> Issue Type: Bug
> Components: Connectors / Kafka
> Environment: Pass platform: Openshift
> Reporter: Pankaj
> Priority: Not a Priority
> Labels: auto-deprioritized-major, auto-deprioritized-minor
>
> Steps to reproduce:
> 1- Flink with Kafka as a consumer -> Writing stream to Cassandra using flink
> cassandra sink.
> 2- In memory Job manager and task manager with checkpointing 5000ms.
> 3- env.setpararllelism(10)-> As kafka topic has 10 partition.
> 4- There are around 13 unique streams in a single flink run time environment
> which are reading from kafka -> processing and writing to cassandra.
> Hardware: CPU 200 milli core . It is deployed on Paas platform on one node
> Memory: 526 MB.
>
> When i start the server, It starts flink and all off sudden stops with above
> error. It also shows out of memory error.
>
> It would be nice if any body can suggest if something is wrong.
>
> Maven:
> flink-connector-cassandra_2.11: 1.3.2
> flink-streaming-java_2.11: 1.4.0
> flink-connector-kafka-0.11_2.11:1.4.0
>
>
>
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