I've set up ehcache 1.5 in a distributed way to function as second level cache in Hibernate. Everything seems to work as expected. It all runs just fine - but I'm having loads of exceptions thrown in background.
Somebody has a clue where these come from ?
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When receiving cache elements from other nodes in the cluster
=========================================
13:48:42,703 INFO [STDOUT] 13:48:42,703 DEBUG [RMICachePeer] Remote put received. Element is: [ key = xxxxxxxxxxxxxxx,value=Item{version=0,freshTimestamp=5045661082497025, version=1, hitCount=0, CreationTime = 1231850850219, LastAccessTime = 0 ]
13-jan-2009 13:48:42 sun.rmi.server.UnicastServerRef logCall
FINER: RMI TCP Connection(5)-xx.xx.xx.xx: [xx.xx.xx.xx: net.sf.ehcache.distribution.RMICachePeer[-43c5d83:11ed007afcf:-7ff5, 1641872292130560718]: public abstract void net.sf.ehcache.distribution.CachePeer.put(net.sf.ehcache.Element) throws
java.lang.IllegalArgumentException,java.lang.IllegalStateException,java.rmi.Rem
oteException]
===================================
When checking the cache statistics using jconsole/jmx
===================================
13-jan-2009 13:45:55 sun.rmi.server.UnicastServerRef logCall
FINER: RMI TCP Connection(3)-10.7.110.48: [10.7.110.48: javax.management.remote.
rmi.RMIConnectionImpl[5a7cbbe1:11ed005d320:-7ff0, 5723279399195844843]: public a
bstract javax.management.AttributeList javax.management.remote.rmi.RMIConnection
.getAttributes(javax.management.ObjectName,java.lang.String[],javax.security.aut
h.Subject) throws javax.management.InstanceNotFoundException,javax.management.Re
flectionException,java.io.IOException]
Code:
<?xml version="1.0"?>
<ehcache xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="http://ehcache.sf.net/ehcache.xsd">
<cacheManagerPeerProviderFactory class="net.sf.ehcache.distribution.RMICacheManagerPeerProviderFactory"
properties="peerDiscovery=automatic,multicastGroupAddress=230.0.0.1,multicastGroupPort=4446"/>
<cacheManagerPeerListenerFactory class="net.sf.ehcache.distribution.RMICacheManagerPeerListenerFactory"
properties="port=40000,socketTimeoutMillis=120000"
propertySeparator="," />
<defaultCache
maxElementsInMemory = "1000000"
eternal = "false"
timeToLiveSeconds = "3600"
overflowToDisk = "false"
memoryStoreEvictionPolicy = "LRU"/>
<cache name="local"
maxElementsInMemory="1000000"
eternal="false"
overflowToDisk="false"
timeToLiveSeconds="3600"
memoryStoreEvictionPolicy="LRU"/>
<cache name="distributed"
maxElementsInMemory="100000"
eternal="false"
overflowToDisk="false"
timeToLiveSeconds="3600"
memoryStoreEvictionPolicy="LRU">
<cacheEventListenerFactory class="net.sf.ehcache.distribution.RMICacheReplicatorFactory"
properties="replicateAsynchronously=false,replicatePuts=true,replicateUpdates=true,replicateUpdatesViaCopy=true,replicateRemovals=true"
propertySeparator="," />
<bootstrapCacheLoaderFactory class="net.sf.ehcache.distribution.RMIBootstrapCacheLoaderFactory"
properties="bootstrapAsynchronously=true, maximumChunkSizeBytes=5000000"
propertySeparator="," />
</cache>
<cache name="org.hibernate.cache.StandardQueryCache"
maxElementsInMemory="500"
eternal="true"
overflowToDisk="false"/>
<cache name="org.hibernate.cache.UpdateTimestampsCache"
maxElementsInMemory="500"
eternal="true"
overflowToDisk="false"
memoryStoreEvictionPolicy = "LFU"/>
</ehcache>
Hibernate version: 3.2.6
Mapping documents: n/a
Code between sessionFactory.openSession() and session.close():n/a
Full stack trace of any exception that occurs:see above
Name and version of the database you are using:Oracle10g
The generated SQL (show_sql=true):n/a
Debug level Hibernate log excerpt:n/a
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