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https://issues.apache.org/jira/browse/CASSANDRA-7782?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Brandon Williams reassigned CASSANDRA-7782:
-------------------------------------------
Assignee: Marcus Eriksson
> NPE autosaving cache
> --------------------
>
> Key: CASSANDRA-7782
> URL: https://issues.apache.org/jira/browse/CASSANDRA-7782
> Project: Cassandra
> Issue Type: Bug
> Components: Core
> Reporter: Brandon Williams
> Assignee: Marcus Eriksson
> Priority: Minor
> Fix For: 2.1 rc6
>
>
> With the machine just sitting idle for a while:
> {noformat}
> INFO 18:33:35 Writing Memtable-sstable_activity@1889719059(162 serialized
> bytes, 72 ops, 0%/0% of on/off-heap limit)
> INFO 18:33:35 Completed flushing
> /srv/cassandra/bin/../data/data/system/sstable_activity-5a1ff267ace03f128563cfae6103c65e/system-sstable_activity-ka-3-Data.db
> (176 bytes) for commitlog position ReplayPosition(segmentId=1408116815479,
> position=129971)
> ERROR 19:33:34 Exception in thread Thread[CompactionExecutor:12,1,main]
> java.lang.NullPointerException: null
> at
> org.apache.cassandra.service.CacheService$KeyCacheSerializer.serialize(CacheService.java:464)
> ~[main/:na]
> at
> org.apache.cassandra.service.CacheService$KeyCacheSerializer.serialize(CacheService.java:452)
> ~[main/:na]
> at
> org.apache.cassandra.cache.AutoSavingCache$Writer.saveCache(AutoSavingCache.java:225)
> ~[main/:na]
> at
> org.apache.cassandra.db.compaction.CompactionManager$11.run(CompactionManager.java:1053)
> ~[main/:na]
> at
> java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471)
> ~[na:1.7.0_65]
> at java.util.concurrent.FutureTask.run(FutureTask.java:262)
> ~[na:1.7.0_65]
> at
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
> ~[na:1.7.0_65]
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
> [na:1.7.0_65]
> at java.lang.Thread.run(Thread.java:745) [na:1.7.0_65]
> INFO 19:33:35 Enqueuing flush of sstable_activity: 1561 (0%) on-heap, 0 (0%)
> off-heap
> INFO 19:33:35 Writing Memtable-sstable_activity@1705670040(162 serialized
> bytes, 72 ops, 0%/0% of on/off-heap limit)
> INFO 19:33:35 Completed flushing
> /srv/cassandra/bin/../data/data/system/sstable_activity-5a1ff267ace03f128563cfae6103c65e/system-sstable_activity-ka-4-Data.db
> (177 bytes) for commitlog position ReplayPosition(segmentId=1408116815479,
> position=134711)
> INFO 19:33:35 Compacting
> [SSTableReader(path='/srv/cassandra/bin/../data/data/system/sstable_activity-5a1ff267ace03f128563cfae6103c65e/system-sstable_activity-ka-4-Data.db'),
>
> SSTableReader(path='/srv/cassandra/bin/../data/data/system/sstable_activity-5a1ff267ace03f128563cfae6103c65e/system-sstable_activity-ka-2-Data.db'),
>
> SSTableReader(path='/srv/cassandra/bin/../data/data/system/sstable_activity-5a1ff267ace03f128563cfae6103c65e/system-sstable_activity-ka-3-Data.db'),
>
> SSTableReader(path='/srv/cassandra/bin/../data/data/system/sstable_activity-5a1ff267ace03f128563cfae6103c65e/system-sstable_activity-ka-1-Data.db')]
> {noformat}
> Looks similar to CASSANDRA-7632
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