Stefania created CASSANDRA-9134:
-----------------------------------
Summary: Fix leak detected errors in unit tests
Key: CASSANDRA-9134
URL: https://issues.apache.org/jira/browse/CASSANDRA-9134
Project: Cassandra
Issue Type: Bug
Environment: Linux
Reporter: Stefania
Assignee: Stefania
Priority: Minor
Fix For: 3.0
There are several of these errors appear when running unit tests on trunk:
{code}
[junit] ERROR 01:09:36 LEAK DETECTED: a reference
(org.apache.cassandra.utils.concurrent.Ref$State@317c884a) to class
org.apache.cassandra.io.util.SafeMemory$MemoryTidy@943674927:Memory@[7f1bcc0078e0..7f1bcc007908)
was not released before the reference was garbage collected
[junit] ERROR 01:09:36 LEAK DETECTED: a reference
(org.apache.cassandra.utils.concurrent.Ref$State@317c884a) to class
org.apache.cassandra.io.util.SafeMemory$MemoryTidy@943674927:Memory@[7f1bcc0078e0..7f1bcc007908)
was not released before the reference was garbage collected
[junit] ERROR 01:09:36 Allocate trace
org.apache.cassandra.utils.concurrent.Ref$State@317c884a:
[junit] Thread[CompactionExecutor:1,1,main]
[junit] at java.lang.Thread.getStackTrace(Thread.java:1589)
[junit] at
org.apache.cassandra.utils.concurrent.Ref$Debug.<init>(Ref.java:200)
[junit] at
org.apache.cassandra.utils.concurrent.Ref$State.<init>(Ref.java:133)
[junit] at org.apache.cassandra.utils.concurrent.Ref.<init>(Ref.java:60)
[junit] at
org.apache.cassandra.io.util.SafeMemory.<init>(SafeMemory.java:33)
[junit] at
org.apache.cassandra.io.util.SafeMemoryWriter.<init>(SafeMemoryWriter.java:31)
[junit] at
org.apache.cassandra.io.sstable.IndexSummaryBuilder.<init>(IndexSummaryBuilder.java:112)
[junit] at
org.apache.cassandra.io.sstable.format.big.BigTableWriter$IndexWriter.<init>(BigTableWriter.java:491)
[junit] at
org.apache.cassandra.io.sstable.format.big.BigTableWriter.<init>(BigTableWriter.java:83)
[junit] at
org.apache.cassandra.io.sstable.format.big.BigFormat$WriterFactory.open(BigFormat.java:107)
[junit] at
org.apache.cassandra.io.sstable.format.SSTableWriter.create(SSTableWriter.java:89)
[junit] at
org.apache.cassandra.db.compaction.writers.DefaultCompactionWriter.<init>(DefaultCompactionWriter.java:53)
[junit] at
org.apache.cassandra.db.compaction.CompactionTask.getCompactionAwareWriter(CompactionTask.java:253)
[junit] at
org.apache.cassandra.db.compaction.CompactionTask.runMayThrow(CompactionTask.java:153)
[junit] at
org.apache.cassandra.utils.WrappedRunnable.run(WrappedRunnable.java:28)
[junit] at
org.apache.cassandra.db.compaction.CompactionTask.executeInternal(CompactionTask.java:73)
[junit] at
org.apache.cassandra.db.compaction.AbstractCompactionTask.execute(AbstractCompactionTask.java:58)
[junit] at
org.apache.cassandra.db.compaction.CompactionManager$BackgroundCompactionTask.run(CompactionManager.java:239)
[junit] at
java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471)
[junit] at java.util.concurrent.FutureTask.run(FutureTask.java:262)
[junit] at
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
[junit] at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
[junit] at java.lang.Thread.run(Thread.java:745)
[junit]
[junit] ERROR 01:09:36 Allocate trace
org.apache.cassandra.utils.concurrent.Ref$State@317c884a:
[junit] Thread[CompactionExecutor:1,1,main]
[junit] at java.lang.Thread.getStackTrace(Thread.java:1589)
[junit] at
org.apache.cassandra.utils.concurrent.Ref$Debug.<init>(Ref.java:200)
[junit] at
org.apache.cassandra.utils.concurrent.Ref$State.<init>(Ref.java:133)
[junit] at org.apache.cassandra.utils.concurrent.Ref.<init>(Ref.java:60)
[junit] at
org.apache.cassandra.io.util.SafeMemory.<init>(SafeMemory.java:33)
[junit] at
org.apache.cassandra.io.util.SafeMemoryWriter.<init>(SafeMemoryWriter.java:31)
[junit] at
org.apache.cassandra.io.sstable.IndexSummaryBuilder.<init>(IndexSummaryBuilder.java:112)
[junit] at
org.apache.cassandra.io.sstable.format.big.BigTableWriter$IndexWriter.<init>(BigTableWriter.java:491)
[junit] at
org.apache.cassandra.io.sstable.format.big.BigTableWriter.<init>(BigTableWriter.java:83)
[junit] at
org.apache.cassandra.io.sstable.format.big.BigFormat$WriterFactory.open(BigFormat.java:107)
[junit] at
org.apache.cassandra.io.sstable.format.SSTableWriter.create(SSTableWriter.java:89)
[junit] at
org.apache.cassandra.db.compaction.writers.DefaultCompactionWriter.<init>(DefaultCompactionWriter.java:53)
[junit] at
org.apache.cassandra.db.compaction.CompactionTask.getCompactionAwareWriter(CompactionTask.java:253)
[junit] at
org.apache.cassandra.db.compaction.CompactionTask.runMayThrow(CompactionTask.java:153)
[junit] at
org.apache.cassandra.utils.WrappedRunnable.run(WrappedRunnable.java:28)
[junit] at
org.apache.cassandra.db.compaction.CompactionTask.executeInternal(CompactionTask.java:73)
[junit] at
org.apache.cassandra.db.compaction.AbstractCompactionTask.execute(AbstractCompactionTask.java:58)
[junit] at
org.apache.cassandra.db.compaction.CompactionManager$BackgroundCompactionTask.run(CompactionManager.java:239)
[junit] at
java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471)
[junit] at java.util.concurrent.FutureTask.run(FutureTask.java:262)
[junit] at
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
[junit] at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
[junit] at java.lang.Thread.run(Thread.java:745)
[junit]
{code}
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