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https://issues.apache.org/jira/browse/NIFI-10847?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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David Handermann resolved NIFI-10847.
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Resolution: Not A Bug
Closing based on description of expected behavior. This could be reopened for
further evaluation if there are additional use case details to consider.
> Concurrent Multiple Notify Processor make that Wait Processor fails to meet
> the Target Signal Count.
> ------------------------------------------------------------------------------------------------------
>
> Key: NIFI-10847
> URL: https://issues.apache.org/jira/browse/NIFI-10847
> Project: Apache NiFi
> Issue Type: Bug
> Components: Extensions
> Affects Versions: 1.16.0, 1.17.0
> Reporter: Zml
> Assignee: Zml
> Priority: Minor
> Attachments: wait-notify_concurrent_start_bug.xml
>
> Time Spent: 50m
> Remaining Estimate: 0h
>
> The Notify should ensure that the value of the same Identifier is updated
> synchronously.
>
> Two Notify Processor, update signal to add 1.
> Excepted: Tagert Signal Value =2 Perform the json merge service
> When all processor start at the same time， the left and right sides take
> almost the same amount of time.
> Wait processor gets a signal value of 1 instead of the expected 2。
> The Wait will never wait for the correct target value。
> The Notify should ensure that the value of the same Identifier is updated
> synchronously.
>
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