[jboss-jira] [JBoss JIRA] (WFLY-2336) Decreasing max-threads on a unbounded queuesless executor generates IllegalArgumentException

[Aaron Ogburn (JIRA)]

    [ https://issues.jboss.org/browse/WFLY-2336?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12823242#comment-12823242 ] 

Aaron Ogburn commented on WFLY-2336:
------------------------------------

This fixed it for me:

https://github.com/wildfly/wildfly/pull/5302
                
> Decreasing max-threads on a unbounded queuesless executor generates IllegalArgumentException
> --------------------------------------------------------------------------------------------
>
>                 Key: WFLY-2336
>                 URL: https://issues.jboss.org/browse/WFLY-2336
>             Project: WildFly
>          Issue Type: Bug
>    Affects Versions: 8.0.0.Beta1
>            Reporter: Aaron Ogburn
>            Priority: Minor
>
> Create an unbounded queueless executor
> <unbounded-queue-thread-pool name="uq-thread-pool">
> <max-threads count="350"/>
> <keepalive-time time="5" unit="minutes"/>
> </unbounded-queue-thread-pool>
> Modifying max-threads fails:
> /subsystem=threads/unbounded-queue-thread-pool=uq-thread-pool:write-attribute(name=max-threads,value=300)
> {
>     "outcome" => "failed",
>     "failure-description" => "JBAS014749: Operation handler failed: null",
>     "rolled-back" => true
> }
> ler-8.0.0.Beta2-SNAPSHOT.jar:8.0.0.Beta2-SNAPSHOT]
> 	at org.jboss.as.protocol.mgmt.AbstractMessageHandler$2$1.doExecute(AbstractMessageHandler.java:296) [wildfly-protocol-8.0.0.Beta2-SNAPSHOT.jar:8.0.0.Beta2-SNAPSHOT]
> 	at org.jboss.as.protocol.mgmt.AbstractMessageHandler$AsyncTaskRunner.run(AbstractMessageHandler.java:518) [wildfly-protocol-8.0.0.Beta2-SNAPSHOT.jar:8.0.0.Beta2-SNAPSHOT]
> 	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110) [rt.jar:1.7.0]
> 	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603) [rt.jar:1.7.0]
> 	at java.lang.Thread.run(Thread.java:722) [rt.jar:1.7.0]
> 	at org.jboss.threads.JBossThread.run(JBossThread.java:122) [jboss-threads-2.1.1.Final.jar:2.1.1.Final]
> The core pool size needs to be adjusted in line with the max pool size to avoid that.

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