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https://issues.apache.org/jira/browse/CASSANDRA-11988?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Carl Yeksigian updated CASSANDRA-11988:
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Component/s: Compaction
Summary: NullPointerException when reading/compacting table (was:
NullPointerExpception when reading/compacting table)
> NullPointerException when reading/compacting table
> --------------------------------------------------
>
> Key: CASSANDRA-11988
> URL: https://issues.apache.org/jira/browse/CASSANDRA-11988
> Project: Cassandra
> Issue Type: Bug
> Components: Compaction
> Reporter: Nimi Wariboko Jr.
> Assignee: Sylvain Lebresne
> Fix For: 3.0.9, 3.8
>
>
> I have a table that suddenly refuses to be read or compacted. Issuing a read
> on the table causes a NPE.
> On compaction, it returns the error
> {code}
> ERROR [CompactionExecutor:6] 2016-06-09 17:10:15,724 CassandraDaemon.java:213
> - Exception in thread Thread[CompactionExecutor:6,1,main]
> java.lang.NullPointerException: null
> at
> org.apache.cassandra.db.transform.UnfilteredRows.isEmpty(UnfilteredRows.java:38)
> ~[apache-cassandra-3.6.jar:3.6]
> at
> org.apache.cassandra.db.partitions.PurgeFunction.applyToPartition(PurgeFunction.java:64)
> ~[apache-cassandra-3.6.jar:3.6]
> at
> org.apache.cassandra.db.partitions.PurgeFunction.applyToPartition(PurgeFunction.java:24)
> ~[apache-cassandra-3.6.jar:3.6]
> at
> org.apache.cassandra.db.transform.BasePartitions.hasNext(BasePartitions.java:76)
> ~[apache-cassandra-3.6.jar:3.6]
> at
> org.apache.cassandra.db.compaction.CompactionIterator.hasNext(CompactionIterator.java:226)
> ~[apache-cassandra-3.6.jar:3.6]
> at
> org.apache.cassandra.db.compaction.CompactionTask.runMayThrow(CompactionTask.java:182)
> ~[apache-cassandra-3.6.jar:3.6]
> at
> org.apache.cassandra.utils.WrappedRunnable.run(WrappedRunnable.java:28)
> ~[apache-cassandra-3.6.jar:3.6]
> at
> org.apache.cassandra.db.compaction.CompactionTask.executeInternal(CompactionTask.java:82)
> ~[apache-cassandra-3.6.jar:3.6]
> at
> org.apache.cassandra.db.compaction.AbstractCompactionTask.execute(AbstractCompactionTask.java:60)
> ~[apache-cassandra-3.6.jar:3.6]
> at
> org.apache.cassandra.db.compaction.CompactionManager$BackgroundCompactionCandidate.run(CompactionManager.java:264)
> ~[apache-cassandra-3.6.jar:3.6]
> at
> java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
> ~[na:1.8.0_45]
> at java.util.concurrent.FutureTask.run(FutureTask.java:266)
> ~[na:1.8.0_45]
> at
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
> ~[na:1.8.0_45]
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
> [na:1.8.0_45]
> at java.lang.Thread.run(Thread.java:745) [na:1.8.0_45]
> {code}
> Schema:
> {code}
> CREATE TABLE cmpayments.report_payments (
> reportid timeuuid,
> userid timeuuid,
> adjustedearnings decimal,
> deleted set<timeuuid> static,
> earnings map<timeuuid, decimal>,
> gross map<timeuuid, decimal>,
> organizationid text,
> payall timestamp static,
> status text,
> PRIMARY KEY (reportid, userid)
> ) WITH CLUSTERING ORDER BY (userid ASC)
> AND bloom_filter_fp_chance = 0.01
> AND caching = {'keys': 'ALL', 'rows_per_partition': 'NONE'}
> AND comment = ''
> AND compaction = {'class':
> 'org.apache.cassandra.db.compaction.SizeTieredCompactionStrategy',
> 'max_threshold': '32', 'min_threshold': '4'}
> AND compression = {'chunk_length_in_kb': '64', 'class':
> 'org.apache.cassandra.io.compress.LZ4Compressor'}
> AND crc_check_chance = 1.0
> AND dclocal_read_repair_chance = 0.1
> AND default_time_to_live = 0
> AND gc_grace_seconds = 864000
> AND max_index_interval = 2048
> AND memtable_flush_period_in_ms = 0
> AND min_index_interval = 128
> AND read_repair_chance = 0.0
> AND speculative_retry = '99PERCENTILE';
> {code}
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