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https://issues.apache.org/jira/browse/NIFI-543?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16491047#comment-16491047
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ASF GitHub Bot commented on NIFI-543:
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Github user markap14 commented on the issue:
https://github.com/apache/nifi/pull/2509
@zenfenan sorry for the delay and all the back-and-forth on this one, but
I've merged to master now! Many thanks for the PR and sticking with it through
the end. Definitely nice to have this improvement merged in.
> Provide extensions a way to indicate that they can run only on primary node,
> if clustered
> -----------------------------------------------------------------------------------------
>
> Key: NIFI-543
> URL: https://issues.apache.org/jira/browse/NIFI-543
> Project: Apache NiFi
> Issue Type: Sub-task
> Components: Core Framework, Documentation & Website, Extensions
> Reporter: Mark Payne
> Assignee: Sivaprasanna Sethuraman
> Priority: Major
>
> There are Processors that are known to be problematic if run from multiple
> nodes simultaneously. These processors should be able to use a
> @PrimaryNodeOnly annotation (or something similar) to indicate that they can
> be scheduled to run only on primary node if run in a cluster.
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