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Date: Wed, 26 Oct 2011 14:11:33 +0000 (UTC)
From: "Jonathan Ellis (Commented) (JIRA)" <jira@apache.org>
To: commits@cassandra.apache.org
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Subject: [jira] [Commented] (CASSANDRA-3385) NPE in hinted handoff
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    [ https://issues.apache.org/jira/browse/CASSANDRA-3385?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13136003#comment-13136003 ] 

Jonathan Ellis commented on CASSANDRA-3385:
-------------------------------------------

bq. Wouldn't this disrupt the delivery of hints that aren't corrupt?

Sure.  Point is, that's not a Big Deal.  So it's worth having the big neon sign of an exception telling people "this ain't right."
                
> NPE in hinted handoff
> ---------------------
>
>                 Key: CASSANDRA-3385
>                 URL: https://issues.apache.org/jira/browse/CASSANDRA-3385
>             Project: Cassandra
>          Issue Type: Bug
>            Reporter: Yang Yang
>            Assignee: Jonathan Ellis
>            Priority: Minor
>              Labels: hintedhandoff
>             Fix For: 1.0.1
>
>         Attachments: 0001-Changed-assertions-in-delivery-of-hints-to-a-check-t.patch, 3385.txt
>
>
> I'm using the current HEAD of 1.0.0 github branch, and I'm still seeing this error, not sure if it's  this bug or another one.
>  INFO [HintedHandoff:1] 2011-10-19 12:43:17,674 HintedHandOffManager.java (line 263) Started hinted handoff for token: 11342745564
> 0312821154458202477256070484 with IP: /10.39.85.140
> ERROR [HintedHandoff:1] 2011-10-19 12:43:17,885 AbstractCassandraDaemon.java (line 133) Fatal exception in thread Thread[HintedHan
> doff:1,1,main]
> java.lang.RuntimeException: java.lang.NullPointerException
>         at org.apache.cassandra.utils.WrappedRunnable.run(WrappedRunnable.java:34)
>         at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
>         at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
>         at java.lang.Thread.run(Thread.java:662)
> Caused by: java.lang.NullPointerException
>         at org.apache.cassandra.db.HintedHandOffManager.deliverHintsToEndpoint(HintedHandOffManager.java:289)
>         at org.apache.cassandra.db.HintedHandOffManager.access$100(HintedHandOffManager.java:81)
>         at org.apache.cassandra.db.HintedHandOffManager$2.runMayThrow(HintedHandOffManager.java:337)
>         at org.apache.cassandra.utils.WrappedRunnable.run(WrappedRunnable.java:30)
>         ... 3 more
> ERROR [HintedHandoff:1] 2011-10-19 12:43:17,886 AbstractCassandraDaemon.java (line 133) Fatal exception in thread Thread[HintedHandoff:1,1,main]
> java.lang.RuntimeException: java.lang.NullPointerException
>         at org.apache.cassandra.utils.WrappedRunnable.run(WrappedRunnable.java:34)
>         at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
>         at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
>         at java.lang.Thread.run(Thread.java:662)
> Caused by: java.lang.NullPointerException
>         at org.apache.cassandra.db.HintedHandOffManager.deliverHintsToEndpoint(HintedHandOffManager.java:289)
>         at org.apache.cassandra.db.HintedHandOffManager.access$100(HintedHandOffManager.java:81)
>         at org.apache.cassandra.db.HintedHandOffManager$2.runMayThrow(HintedHandOffManager.java:337)
>         at org.apache.cassandra.utils.WrappedRunnable.run(WrappedRunnable.java:30)
>         ... 3 more
> this could possibly be related to #3291

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