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## 8.2. Sample Cache configuration xml

Below is a sample xml configuration for Cache that you can use for PojoCache creation.

    <?xml version="1.0" encoding="UTF-8" ?>

    <server>
       <mbean code="org.jboss.cache.pojo.jmx.PojoCacheJmxWrapper"
              name="jboss.cache:service=PojoCache">

          <depends>jboss:service=TransactionManager</depends>

          <!-- Configure the TransactionManager -->
          <attribute name="TransactionManagerLookupClass">
             org.jboss.cache.transaction.DummyTransactionManagerLookup
          </attribute>

          <!-- Isolation level : SERIALIZABLE
                                 REPEATABLE_READ (default)
                                 READ_COMMITTED
                                 READ_UNCOMMITTED
                                 NONE
          -->
          <attribute name="IsolationLevel">REPEATABLE_READ</attribute>

          <!-- Valid modes are LOCAL, REPL_ASYNC and REPL_SYNC -->
          <attribute name="CacheMode">REPL_SYNC</attribute>

          <!-- Name of cluster. Needs to be the same for all caches,
               in order for them to find each other
          -->
          <attribute name="ClusterName">PojoCacheCluster</attribute>

       	  <!-- JGroups protocol stack properties. -->
          <attribute name="ClusterConfig">
             <config>
                <!-- UDP: if you have a multihomed machine, set the bind_addr
                     attribute to the appropriate NIC IP address -->
                <!-- UDP: On Windows machines, because of the media sense feature
                     being broken with multicast (even after disabling media sense)
                     set the loopback attribute to true -->
                <UDP mcast_addr="228.1.2.3" mcast_port="48866"
                     ip_ttl="64" ip_mcast="true"
                     mcast_send_buf_size="150000" mcast_recv_buf_size="80000"
                     ucast_send_buf_size="150000" ucast_recv_buf_size="80000"
                     loopback="false"/>
                <PING timeout="2000" num_initial_members="3"/>
                <MERGE2 min_interval="10000" max_interval="20000"/>
                <FD shun="true"/>
                <FD_SOCK/>
                <VERIFY_SUSPECT timeout="1500"/>
                <pbcast.NAKACK gc_lag="50" retransmit_timeout="600,1200,2400,4800"
                               max_xmit_size="8192"/>
                <UNICAST timeout="600,1200,2400",4800/>
                <pbcast.STABLE desired_avg_gossip="400000"/>
                <FC max_credits="2000000" min_threshold="0.10"/>
                <FRAG2 frag_size="8192"/>
                <pbcast.GMS join_timeout="5000" join_retry_timeout="2000"
                            shun="true" print_local_addr="true"/>
                <pbcast.STATE_TRANSFER/>
             </config>
          </attribute>

          <!-- Whether or not to fetch state on joining a cluster -->
          <attribute name="FetchInMemoryState">true</attribute>

          <!-- The max amount of time (in milliseconds) we wait until the
               initial state (ie. the contents of the cache) are retrieved from
               existing members in a clustered environment
          -->
          <attribute name="InitialStateRetrievalTimeout">15000</attribute>

          <!-- Number of milliseconds to wait until all responses for a
               synchronous call have been received.
          -->
          <attribute name="SyncReplTimeout">15000</attribute>

          <!--  Max number of milliseconds to wait for a lock acquisition -->
          <attribute name="LockAcquisitionTimeout">10000</attribute>

       </mbean>
    </server>

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