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https://issues.apache.org/jira/browse/FLINK-25454?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Piotr Nowojski updated FLINK-25454:
-----------------------------------
    Fix Version/s: 1.14.6

> Negative time in throughput calculator
> --------------------------------------
>
>                 Key: FLINK-25454
>                 URL: https://issues.apache.org/jira/browse/FLINK-25454
>             Project: Flink
>          Issue Type: Bug
>          Components: Runtime / Network
>    Affects Versions: 1.15.0
>            Reporter: Anton Kalashnikov
>            Assignee: Anton Kalashnikov
>            Priority: Major
>              Labels: pull-request-available
>             Fix For: 1.15.0, 1.14.6
>
>
> Found during the random test:
> {noformat}
> 2021-12-23 11:52:01,645 WARN  org.apache.flink.runtime.taskmanager.Task       
>              [] - KeyedProcess -> Sink: Unnamed (3/3)#0 
> (1321490f33c6370f2d68c413a8a0b0c1) switched from RUNNING to FAILED with 
> failure cause: java.lang.IllegalArgumentException: Time should be non negative
>         at 
> org.apache.flink.util.Preconditions.checkArgument(Preconditions.java:138)
>         at 
> org.apache.flink.runtime.throughput.ThroughputCalculator.calculateThroughput(ThroughputCalculator.java:90)
>         at 
> org.apache.flink.runtime.throughput.ThroughputCalculator.calculateThroughput(ThroughputCalculator.java:81)
>         at 
> org.apache.flink.runtime.io.network.partition.consumer.SingleInputGate.triggerDebloating(SingleInputGate.java:414)
>         at 
> org.apache.flink.runtime.taskmanager.InputGateWithMetrics.triggerDebloating(InputGateWithMetrics.java:90)
>         at 
> org.apache.flink.streaming.runtime.tasks.StreamTask.debloat(StreamTask.java:786)
>         at 
> org.apache.flink.streaming.runtime.tasks.StreamTask.lambda$scheduleBufferDebloater$3(StreamTask.java:777)
>         at 
> org.apache.flink.streaming.runtime.tasks.StreamTaskActionExecutor$1.runThrowing(StreamTaskActionExecutor.java:50)
>         at 
> org.apache.flink.streaming.runtime.tasks.mailbox.Mail.run(Mail.java:90)
>         at 
> org.apache.flink.streaming.runtime.tasks.mailbox.MailboxProcessor.processMailsWhenDefaultActionUnavailable(MailboxProcessor.java:338)
>         at 
> org.apache.flink.streaming.runtime.tasks.mailbox.MailboxProcessor.processMail(MailboxProcessor.java:324)
>         at 
> org.apache.flink.streaming.runtime.tasks.mailbox.MailboxProcessor.runMailboxLoop(MailboxProcessor.java:201)
>         at 
> org.apache.flink.streaming.runtime.tasks.StreamTask.runMailboxLoop(StreamTask.java:801)
>         at 
> org.apache.flink.streaming.runtime.tasks.StreamTask.invoke(StreamTask.java:750)
>         at 
> org.apache.flink.runtime.taskmanager.Task.runWithSystemExitMonitoring(Task.java:948)
>         at 
> org.apache.flink.runtime.taskmanager.Task.restoreAndInvoke(Task.java:927)
>         at org.apache.flink.runtime.taskmanager.Task.doRun(Task.java:741)
>         at org.apache.flink.runtime.taskmanager.Task.run(Task.java:563)
>         at java.base/java.lang.Thread.run(Unknown Source)
> {noformat}



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