[CASSANDRA-6098] NullPointerException causing query timeout

• Type: Bug
• Status: Resolved
• Priority: Normal
• Resolution: Fixed
• Fix Version/s: 2.0.2

Environment

CQLSH 4.0.0
Cassandra 2.0.0
Oracle Java 1.7.0_40
Ubuntu 12.04.3 x64

• Severity: Normal
• Assignee: Sylvain Lebresne
• Reporter: Lex Lythius

Authors

Sylvain Lebresne

Reviewers

Jonathan Ellis

• Created: 25/Sep/13 18:51
• Updated: 16/Apr/19 09:32
• Resolved: 01/Oct/13 07:02

Description

A common SELECT query could not be completed failing with.

Request did not complete within rpc_timeout.

output.log showed this:

ERROR 15:38:04,036 Exception in thread Thread[ReadStage:170,5,main]
java.lang.RuntimeException: java.lang.NullPointerException
        at org.apache.cassandra.service.StorageProxy$DroppableRunnable.run(StorageProxy.java:1867)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
        at java.lang.Thread.run(Thread.java:724)
Caused by: java.lang.NullPointerException
        at org.apache.cassandra.db.index.composites.CompositesIndexOnRegular.isStale(CompositesIndexOnRegular.java:97)
        at org.apache.cassandra.db.index.composites.CompositesSearcher$1.computeNext(CompositesSearcher.java:247)
        at org.apache.cassandra.db.index.composites.CompositesSearcher$1.computeNext(CompositesSearcher.java:102)
        at com.google.common.collect.AbstractIterator.tryToComputeNext(AbstractIterator.java:143)
        at com.google.common.collect.AbstractIterator.hasNext(AbstractIterator.java:138)
        at org.apache.cassandra.db.ColumnFamilyStore.filter(ColumnFamilyStore.java:1651)
        at org.apache.cassandra.db.index.composites.CompositesSearcher.search(CompositesSearcher.java:50)
        at org.apache.cassandra.db.index.SecondaryIndexManager.search(SecondaryIndexManager.java:525)
        at org.apache.cassandra.db.ColumnFamilyStore.search(ColumnFamilyStore.java:1639)
        at org.apache.cassandra.db.RangeSliceCommand.executeLocally(RangeSliceCommand.java:135)
        at org.apache.cassandra.service.StorageProxy$LocalRangeSliceRunnable.runMayThrow(StorageProxy.java:1358)
        at org.apache.cassandra.service.StorageProxy$DroppableRunnable.run(StorageProxy.java:1863)