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https://issues.apache.org/jira/browse/CASSANDRA-11176?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15166809#comment-15166809
]
Marcus Eriksson commented on CASSANDRA-11176:
---------------------------------------------
uh start with -Dcassandra.debugrefcount=true, run stress and wait it seems
> SSTableRewriter.InvalidateKeys should have a weak reference to cache
> --------------------------------------------------------------------
>
> Key: CASSANDRA-11176
> URL: https://issues.apache.org/jira/browse/CASSANDRA-11176
> Project: Cassandra
> Issue Type: Bug
> Components: Core
> Reporter: Jeremiah Jordan
> Assignee: Marcus Eriksson
> Fix For: 3.0.x
>
>
> From [~aweisberg]
> bq. The SSTableReader.DropPageCache runnable references
> SSTableRewriter.InvalidateKeys which references the cache. The cache
> reference should be a WeakReference.
> {noformat}
> ERROR [Strong-Reference-Leak-Detector:1] 2016-02-17 14:51:52,111
> NoSpamLogger.java:97 - Strong self-ref loop detected
> [/var/lib/cassandra/data/keyspace1/standard1-990bc741d56411e591d5590d7a7ad312/ma-20-big,
> private java.lang.Runnable
> org.apache.cassandra.io.sstable.format.SSTableReader$InstanceTidier.runOnClose-org.apache.cassandra.io.sstable.format.SSTableReader$DropPageCache,
> final java.lang.Runnable
> org.apache.cassandra.io.sstable.format.SSTableReader$DropPageCache.andThen-org.apache.cassandra.io.sstable.SSTableRewriter$InvalidateKeys,
> final org.apache.cassandra.cache.InstrumentingCache
> org.apache.cassandra.io.sstable.SSTableRewriter$InvalidateKeys.cache-org.apache.cassandra.cache.AutoSavingCache,
> protected volatile java.util.concurrent.ScheduledFuture
> org.apache.cassandra.cache.AutoSavingCache.saveTask-java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask,
> final java.util.concurrent.ScheduledThreadPoolExecutor
> java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.this$0-org.apache.cassandra.concurrent.DebuggableScheduledThreadPoolExecutor,
> private final java.util.concurrent.BlockingQueue
> java.util.concurrent.ThreadPoolExecutor.workQueue-java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue,
> private final java.util.concurrent.BlockingQueue
> java.util.concurrent.ThreadPoolExecutor.workQueue-java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask,
> private java.util.concurrent.Callable
> java.util.concurrent.FutureTask.callable-java.util.concurrent.Executors$RunnableAdapter,
> final java.lang.Runnable
> java.util.concurrent.Executors$RunnableAdapter.task-org.apache.cassandra.concurrent.DebuggableScheduledThreadPoolExecutor$UncomplainingRunnable,
> private final java.lang.Runnable
> org.apache.cassandra.concurrent.DebuggableScheduledThreadPoolExecutor$UncomplainingRunnable.runnable-org.apache.cassandra.db.ColumnFamilyStore$3,
> final org.apache.cassandra.db.ColumnFamilyStore
> org.apache.cassandra.db.ColumnFamilyStore$3.this$0-org.apache.cassandra.db.ColumnFamilyStore,
> public final org.apache.cassandra.db.Keyspace
> org.apache.cassandra.db.ColumnFamilyStore.keyspace-org.apache.cassandra.db.Keyspace,
> private final java.util.concurrent.ConcurrentMap
> org.apache.cassandra.db.Keyspace.columnFamilyStores-java.util.concurrent.ConcurrentHashMap,
> private final java.util.concurrent.ConcurrentMap
> org.apache.cassandra.db.Keyspace.columnFamilyStores-org.apache.cassandra.db.ColumnFamilyStore,
> private final org.apache.cassandra.db.lifecycle.Tracker
> org.apache.cassandra.db.ColumnFamilyStore.data-org.apache.cassandra.db.lifecycle.Tracker,
> final java.util.concurrent.atomic.AtomicReference
> org.apache.cassandra.db.lifecycle.Tracker.view-java.util.concurrent.atomic.AtomicReference,
> private volatile java.lang.Object
> java.util.concurrent.atomic.AtomicReference.value-org.apache.cassandra.db.lifecycle.View,
> public final java.util.List
> org.apache.cassandra.db.lifecycle.View.liveMemtables-com.google.common.collect.SingletonImmutableList,
> final transient java.lang.Object
> com.google.common.collect.SingletonImmutableList.element-org.apache.cassandra.db.Memtable,
> private final org.apache.cassandra.utils.memory.MemtableAllocator
> org.apache.cassandra.db.Memtable.allocator-org.apache.cassandra.utils.memory.SlabAllocator,
> private final
> org.apache.cassandra.utils.memory.MemtableAllocator$SubAllocator
> org.apache.cassandra.utils.memory.MemtableAllocator.onHeap-org.apache.cassandra.utils.memory.MemtableAllocator$SubAllocator,
> private final org.apache.cassandra.utils.memory.MemtablePool$SubPool
> org.apache.cassandra.utils.memory.MemtableAllocator$SubAllocator.parent-org.apache.cassandra.utils.memory.MemtablePool$SubPool,
> final org.apache.cassandra.utils.memory.MemtablePool
> org.apache.cassandra.utils.memory.MemtablePool$SubPool.this$0-org.apache.cassandra.utils.memory.SlabPool,
> final org.apache.cassandra.utils.memory.MemtableCleanerThread
> org.apache.cassandra.utils.memory.MemtablePool.cleaner-org.apache.cassandra.utils.memory.MemtableCleanerThread,
> private java.lang.ThreadGroup java.lang.Thread.group-java.lang.ThreadGroup,
> private final java.lang.ThreadGroup
> java.lang.ThreadGroup.parent-java.lang.ThreadGroup,
> java.lang.Thread[] java.lang.ThreadGroup.threads-
> [Ljava.lang.Thread;,
> java.lang.Thread[] java.lang.ThreadGroup.threads-java.lang.Thread,
> private java.lang.Runnable
> java.lang.Thread.target-java.util.concurrent.ThreadPoolExecutor$Worker,
> final java.util.concurrent.ThreadPoolExecutor
> java.util.concurrent.ThreadPoolExecutor$Worker.this$0-java.util.concurrent.ScheduledThreadPoolExecutor,
> private final java.util.concurrent.BlockingQueue
> java.util.concurrent.ThreadPoolExecutor.workQueue-java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue,
> private final java.util.concurrent.BlockingQueue
> java.util.concurrent.ThreadPoolExecutor.workQueue-java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask,
> private java.util.concurrent.Callable
> java.util.concurrent.FutureTask.callable-java.util.concurrent.Executors$RunnableAdapter,
> final java.lang.Runnable
> java.util.concurrent.Executors$RunnableAdapter.task-sun.rmi.transport.DGCImpl$1,
> final sun.rmi.transport.DGCImpl
> sun.rmi.transport.DGCImpl$1.this$0-sun.rmi.transport.DGCImpl,
> private java.util.Map sun.rmi.transport.DGCImpl.leaseTable-java.util.HashMap,
> transient java.util.HashMap$Node[] java.util.HashMap.table-
> [Ljava.util.HashMap$Node;,
> transient java.util.HashMap$Node[]
> java.util.HashMap.table-java.util.HashMap$Node,
> java.lang.Object
> java.util.HashMap$Node.value-sun.rmi.transport.DGCImpl$LeaseInfo,
> java.util.Set sun.rmi.transport.DGCImpl$LeaseInfo.notifySet-java.util.HashSet,
> private transient java.util.HashMap java.util.HashSet.map-java.util.HashMap,
> transient java.util.HashMap$Node[] java.util.HashMap.table-
> [Ljava.util.HashMap$Node;,
> transient java.util.HashMap$Node[]
> java.util.HashMap.table-java.util.HashMap$Node,
> final java.lang.Object java.util.HashMap$Node.key-sun.rmi.transport.Target,
> private final sun.rmi.transport.WeakRef
> sun.rmi.transport.Target.weakImpl-sun.rmi.transport.WeakRef,
> private java.lang.Object
> sun.rmi.transport.WeakRef.strongRef-javax.management.remote.rmi.RMIJRMPServerImpl,
> private javax.management.MBeanServer
> javax.management.remote.rmi.RMIServerImpl.mbeanServer-com.sun.jmx.mbeanserver.JmxMBeanServer,
> private volatile javax.management.MBeanServer
> com.sun.jmx.mbeanserver.JmxMBeanServer.mbsInterceptor-com.sun.jmx.interceptor.DefaultMBeanServerInterceptor,
> private final transient com.sun.jmx.mbeanserver.Repository
> com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.repository-com.sun.jmx.mbeanserver.Repository,
> private final java.util.Map
> com.sun.jmx.mbeanserver.Repository.domainTb-java.util.HashMap,
> transient java.util.HashMap$Node[] java.util.HashMap.table-
> [Ljava.util.HashMap$Node;,
> transient java.util.HashMap$Node[]
> java.util.HashMap.table-java.util.HashMap$Node,
> java.lang.Object java.util.HashMap$Node.value-java.util.HashMap,
> transient java.util.HashMap$Node[] java.util.HashMap.table-
> [Ljava.util.HashMap$Node;,
> transient java.util.HashMap$Node[]
> java.util.HashMap.table-java.util.HashMap$Node,
> java.lang.Object
> java.util.HashMap$Node.value-com.sun.jmx.mbeanserver.NamedObject,
> private final javax.management.DynamicMBean
> com.sun.jmx.mbeanserver.NamedObject.object-com.sun.jmx.mbeanserver.StandardMBeanSupport,
> private final java.lang.Object
> com.sun.jmx.mbeanserver.MBeanSupport.resource-org.apache.cassandra.db.ColumnFamilyStore,
> private final org.apache.cassandra.db.lifecycle.Tracker
> org.apache.cassandra.db.ColumnFamilyStore.data-org.apache.cassandra.db.lifecycle.Tracker,
> public final java.util.Collection
> org.apache.cassandra.db.lifecycle.Tracker.subscribers-java.util.concurrent.CopyOnWriteArrayList,
> public final java.util.Collection
> org.apache.cassandra.db.lifecycle.Tracker.subscribers-org.apache.cassandra.db.compaction.CompactionStrategyManager,
> private volatile
> org.apache.cassandra.db.compaction.AbstractCompactionStrategy
> org.apache.cassandra.db.compaction.CompactionStrategyManager.repaired-org.apache.cassandra.db.compaction.LeveledCompactionStrategy,
> final org.apache.cassandra.db.compaction.LeveledManifest
> org.apache.cassandra.db.compaction.LeveledCompactionStrategy.manifest-org.apache.cassandra.db.compaction.LeveledManifest,
> protected final java.util.List[]
> org.apache.cassandra.db.compaction.LeveledManifest.generations-
> [Ljava.util.List;,
> protected final java.util.List[]
> org.apache.cassandra.db.compaction.LeveledManifest.generations-java.util.ArrayList,
> transient java.lang.Object[]
> java.util.ArrayList.elementData-[Ljava.lang.Object;,
> transient java.lang.Object[]
> java.util.ArrayList.elementData-org.apache.cassandra.io.sstable.format.big.BigTableReader,
> private final org.apache.cassandra.utils.concurrent.Ref
> org.apache.cassandra.io.sstable.format.SSTableReader.selfRef-org.apache.cassandra.utils.concurrent.Ref]
> {noformat}
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