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https://issues.apache.org/jira/browse/CASSANDRA-3385?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13130944#comment-13130944
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Yang Yang commented on CASSANDRA-3385:
--------------------------------------
we should probably change the schema in
https://issues.apache.org/jira/browse/CASSANDRA-2045?focusedCommentId=13057419&page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel#comment-13057419
and NOT use ip as the key, as it leads to lock contention, and many other
problems
> NPE in hinted handoff
> ---------------------
>
> Key: CASSANDRA-3385
> URL: https://issues.apache.org/jira/browse/CASSANDRA-3385
> Project: Cassandra
> Issue Type: Bug
> Reporter: Yang Yang
> Priority: Critical
>
> 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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