[
https://issues.apache.org/jira/browse/CASSANDRA-5979?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13766348#comment-13766348
]
Michael Kjellman edited comment on CASSANDRA-5979 at 9/13/13 9:36 AM:
----------------------------------------------------------------------
Looks like a third check is required -- i had a patch thrown together but it's
late and there are too many edge cases if the cf isn't set there so i removed
that patch
ERROR [OptionalTasks:1] 2013-09-13 01:59:26,517 CassandraDaemon.java (line 192)
Exception in thread Thread[OptionalTasks:1,5,main]
java.lang.NullPointerException
at
org.apache.cassandra.db.AbstractColumnContainer.delete(AbstractColumnContainer.java:46)
at
org.apache.cassandra.db.RowIteratorFactory$2.reduce(RowIteratorFactory.java:95)
at
org.apache.cassandra.db.RowIteratorFactory$2.reduce(RowIteratorFactory.java:79)
at
org.apache.cassandra.utils.MergeIterator$ManyToOne.consume(MergeIterator.java:111)
at
org.apache.cassandra.utils.MergeIterator$ManyToOne.computeNext(MergeIterator.java:97)
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$6.computeNext(ColumnFamilyStore.java:1433)
at
org.apache.cassandra.db.ColumnFamilyStore$6.computeNext(ColumnFamilyStore.java:1429)
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:1500)
at
org.apache.cassandra.db.ColumnFamilyStore.getRangeSlice(ColumnFamilyStore.java:1477)
at
org.apache.cassandra.db.ColumnFamilyStore.getRangeSlice(ColumnFamilyStore.java:1472)
at
org.apache.cassandra.db.HintedHandOffManager.scheduleAllDeliveries(HintedHandOffManager.java:465)
at
org.apache.cassandra.db.HintedHandOffManager.access$000(HintedHandOffManager.java:90)
at
org.apache.cassandra.db.HintedHandOffManager$1.run(HintedHandOffManager.java:133)
at
org.apache.cassandra.concurrent.DebuggableScheduledThreadPoolExecutor$UncomplainingRunnable.run(DebuggableScheduledThreadPoolExecutor.java:75)
at
java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:304)
at
java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:178)
at
java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293)
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)
was (Author: mkjellman):
Looks like a third check is required
ERROR [OptionalTasks:1] 2013-09-13 01:59:26,517 CassandraDaemon.java (line 192)
Exception in thread Thread[OptionalTasks:1,5,main]
java.lang.NullPointerException
at
org.apache.cassandra.db.AbstractColumnContainer.delete(AbstractColumnContainer.java:46)
at
org.apache.cassandra.db.RowIteratorFactory$2.reduce(RowIteratorFactory.java:95)
at
org.apache.cassandra.db.RowIteratorFactory$2.reduce(RowIteratorFactory.java:79)
at
org.apache.cassandra.utils.MergeIterator$ManyToOne.consume(MergeIterator.java:111)
at
org.apache.cassandra.utils.MergeIterator$ManyToOne.computeNext(MergeIterator.java:97)
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$6.computeNext(ColumnFamilyStore.java:1433)
at
org.apache.cassandra.db.ColumnFamilyStore$6.computeNext(ColumnFamilyStore.java:1429)
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:1500)
at
org.apache.cassandra.db.ColumnFamilyStore.getRangeSlice(ColumnFamilyStore.java:1477)
at
org.apache.cassandra.db.ColumnFamilyStore.getRangeSlice(ColumnFamilyStore.java:1472)
at
org.apache.cassandra.db.HintedHandOffManager.scheduleAllDeliveries(HintedHandOffManager.java:465)
at
org.apache.cassandra.db.HintedHandOffManager.access$000(HintedHandOffManager.java:90)
at
org.apache.cassandra.db.HintedHandOffManager$1.run(HintedHandOffManager.java:133)
at
org.apache.cassandra.concurrent.DebuggableScheduledThreadPoolExecutor$UncomplainingRunnable.run(DebuggableScheduledThreadPoolExecutor.java:75)
at
java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:304)
at
java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:178)
at
java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293)
at
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
at java.lang.Thread.run(Thread.java:724)
> HintedHandOffManager task triggering java.util.NoSuchElementException
> ---------------------------------------------------------------------
>
> Key: CASSANDRA-5979
> URL: https://issues.apache.org/jira/browse/CASSANDRA-5979
> Project: Cassandra
> Issue Type: Bug
> Components: Core
> Reporter: Ravi Prasad
> Assignee: Jonathan Ellis
> Fix For: 1.2.10
>
> Attachments: 5979-2.txt, 5979.txt
>
>
> Seeing this exception every 10 minutes, whenever scheduled HintedHandoff task
> runs:
> ERROR [OptionalTasks:1] 2013-09-05 20:48:00,334 CassandraDaemon.java (line
> 192) Exception in thread Thread[OptionalTasks:1,5,main]
> java.util.NoSuchElementException
> at
> com.google.common.collect.EmptyImmutableSortedSet.last(EmptyImmutableSortedSet.java:100)
> at
> org.apache.cassandra.db.columniterator.SSTableNamesIterator.readSimpleColumns(SSTableNamesIterator.java:186)
> at
> org.apache.cassandra.db.columniterator.SSTableNamesIterator.read(SSTableNamesIterator.java:156)
> at
> org.apache.cassandra.db.columniterator.SSTableNamesIterator.<init>(SSTableNamesIterator.java:83)
> at
> org.apache.cassandra.db.filter.NamesQueryFilter.getSSTableColumnIterator(NamesQueryFilter.java:86)
> at
> org.apache.cassandra.db.filter.QueryFilter.getSSTableColumnIterator(QueryFilter.java:75)
> at
> org.apache.cassandra.io.sstable.SSTableScanner$FilteredKeyScanningIterator$1.create(SSTableScanner.java:248)
> at
> org.apache.cassandra.db.columniterator.LazyColumnIterator.getSubIterator(LazyColumnIterator.java:75)
> at
> org.apache.cassandra.db.columniterator.LazyColumnIterator.getColumnFamily(LazyColumnIterator.java:87)
> at
> org.apache.cassandra.db.RowIteratorFactory$2.reduce(RowIteratorFactory.java:95)
> at
> org.apache.cassandra.db.RowIteratorFactory$2.reduce(RowIteratorFactory.java:79)
> at
> org.apache.cassandra.utils.MergeIterator$ManyToOne.consume(MergeIterator.java:111)
> at
> org.apache.cassandra.utils.MergeIterator$ManyToOne.computeNext(MergeIterator.java:97)
> 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$6.computeNext(ColumnFamilyStore.java:1433)
> at
> org.apache.cassandra.db.ColumnFamilyStore$6.computeNext(ColumnFamilyStore.java:1429)
> 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:1500)
> at
> org.apache.cassandra.db.ColumnFamilyStore.getRangeSlice(ColumnFamilyStore.java:1477)
> at
> org.apache.cassandra.db.ColumnFamilyStore.getRangeSlice(ColumnFamilyStore.java:1472)
> at
> org.apache.cassandra.db.HintedHandOffManager.scheduleAllDeliveries(HintedHandOffManager.java:464)
> at
> org.apache.cassandra.db.HintedHandOffManager.access$000(HintedHandOffManager.java:90)
> at
> org.apache.cassandra.db.HintedHandOffManager$1.run(HintedHandOffManager.java:133)
> at
> org.apache.cassandra.concurrent.DebuggableScheduledThreadPoolExecutor$UncomplainingRunnable.run(DebuggableScheduledThreadPoolExecutor.java:75)
> at
> java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471)
> at
> java.util.concurrent.FutureTask$Sync.innerRunAndReset(FutureTask.java:351)
> at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:178)
> at
> java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:178)
> at
> java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293)
> 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:722)
> this seems to be a regression from
> https://issues.apache.org/jira/browse/CASSANDRA-5966.
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