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https://issues.apache.org/jira/browse/CASSANDRA-1719?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12930756#action_12930756
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Brandon Williams commented on CASSANDRA-1719:
---------------------------------------------
Appears to not work in 0.6.7 either. I got this stacktrace on the node that
was missing data:
ERROR 20:14:11,591 Uncaught exception in thread
Thread[CACHETABLE-TIMER-3,5,main]
java.lang.RuntimeException: java.lang.IndexOutOfBoundsException: Index: 0,
Size: 0
at
org.apache.cassandra.service.ConsistencyChecker$DataRepairHandler.callMe(ConsistencyChecker.java:186)
at
org.apache.cassandra.service.ConsistencyChecker$DataRepairHandler.callMe(ConsistencyChecker.java:141)
at
org.apache.cassandra.utils.ExpiringMap$CacheMonitor.run(ExpiringMap.java:105)
at java.util.TimerThread.mainLoop(Timer.java:534)
at java.util.TimerThread.run(Timer.java:484)
Caused by: java.lang.IndexOutOfBoundsException: Index: 0, Size: 0
at java.util.ArrayList.rangeCheck(ArrayList.java:571)
at java.util.ArrayList.get(ArrayList.java:349)
at
org.apache.cassandra.service.ReadResponseResolver.resolve(ReadResponseResolver.java:131)
at
org.apache.cassandra.service.ReadResponseResolver.resolve(ReadResponseResolver.java:45)
at
org.apache.cassandra.service.ConsistencyChecker$DataRepairHandler.callMe(ConsistencyChecker.java:182)
... 4 more
> improve read repair
> -------------------
>
> Key: CASSANDRA-1719
> URL: https://issues.apache.org/jira/browse/CASSANDRA-1719
> Project: Cassandra
> Issue Type: Improvement
> Components: Core
> Reporter: Jonathan Ellis
> Assignee: Jonathan Ellis
> Priority: Minor
> Fix For: 0.6.8, 0.7.0
>
> Attachments: 1719.txt
>
>
> Read repair recomputes the local digest for each replica, which is a lot of
> wasted CPU on large reads
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