[jbossts-issues] [JBoss JIRA] (JBTM-3195) CacheStore failed a read_committed check in CI

[Thomas Jenkinson (Jira)]

    [ https://issues.jboss.org/browse/JBTM-3195?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13800022#comment-13800022 ] 

Thomas Jenkinson commented on JBTM-3195:
----------------------------------------

The key element is from:

{code}
"AsyncStoreThread" #21 daemon prio=5 os_prio=0 tid=0x00007fb16c9a6000 nid=0x19a1 runnable [0x00007fb0cca37000]
   java.lang.Thread.State: RUNNABLE
        at java.lang.Throwable.fillInStackTrace(Native Method)
        at java.lang.Throwable.fillInStackTrace(Throwable.java:783)
        - locked <0x000000059236c830> (a java.util.NoSuchElementException)
        at java.lang.Throwable.<init>(Throwable.java:250)
        at java.lang.Exception.<init>(Exception.java:54)
        at java.lang.RuntimeException.<init>(RuntimeException.java:51)
        at java.util.NoSuchElementException.<init>(NoSuchElementException.java:46)
        at java.util.LinkedList.removeLast(LinkedList.java:283)
        at com.arjuna.ats.internal.arjuna.objectstore.AsyncStore.doWork(CacheStore.java:670)
        - locked <0x0000000080232220> (a java.util.LinkedList)
        - locked <0x0000000080232010> (a [Ljava.util.LinkedList;)
        at com.arjuna.ats.internal.arjuna.objectstore.AsyncStore.run(CacheStore.java:606)
        - locked <0x00000000802322e0> (a java.lang.Object)
{code}

I saw this as appearing in a loop during local testing.

> CacheStore failed a read_committed check in CI
> ----------------------------------------------
>
>                 Key: JBTM-3195
>                 URL: https://issues.jboss.org/browse/JBTM-3195
>             Project: JBoss Transaction Manager
>          Issue Type: Bug
>            Reporter: Thomas Jenkinson
>            Assignee: Michael Musgrove
>            Priority: Major
>
> The test hung because of an assertion failing before the threads were all joined: https://github.com/jbosstm/narayana/blob/master/ArjunaCore/arjuna/tests/classes/com/hp/mwtests/ts/arjuna/objectstore/CachedTest.java#L120
> No state found while trying to read 0:ffffac110012:863a:5d7bfbf4:11
> Thread for 0:ffffac110012:863a:5d7bfbf4:11 failed
> Was in the output (no other errors)



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