File: udp-largecluster.xml

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libjgroups-java 2.12.2.Final-5
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<!--
  UDP based stack modified to run well in clusters of large size. This is ongoing work<p/>
  JIRA: https://issues.jboss.org/browse/JGRP-100
  author: Bela Ban
-->

<config xmlns="urn:org:jgroups"
        xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
        xsi:schemaLocation="urn:org:jgroups http://www.jgroups.org/schema/JGroups-2.12.xsd">


    <UDP mcast_addr="${jgroups.udp.mcast_addr:239.9.9.9}"
         mcast_port="${jgroups.udp.mcast_port:45588}"
         tos="8"
         ucast_recv_buf_size="20M"
         ucast_send_buf_size="640K"
         mcast_recv_buf_size="25M"
         mcast_send_buf_size="640K"
         loopback="true"
         discard_incompatible_packets="true"
         max_bundle_size="64K"
         max_bundle_timeout="30"
         ip_ttl="${jgroups.udp.ip_ttl:8}"
         enable_bundling="true"
         enable_diagnostics="false"
         thread_naming_pattern="cl"

         timer_type="new"
         timer.min_threads="4"
         timer.max_threads="10"
         timer.keep_alive_time="5000"
         timer.queue_max_size="500"

         thread_pool.enabled="true"
         thread_pool.min_threads="10"
         thread_pool.max_threads="100"
         thread_pool.keep_alive_time="5000"
         thread_pool.queue_enabled="true"
         thread_pool.queue_max_size="50000"
         thread_pool.rejection_policy="discard"

         oob_thread_pool.enabled="true"
         oob_thread_pool.min_threads="5"
         oob_thread_pool.max_threads="100"
         oob_thread_pool.keep_alive_time="5000"
         oob_thread_pool.rejection_policy="Run"/>

    <!-- Reset ergonomics to true once https://issues.jboss.org/browse/JGRP-1309 is fixed -->
    <PING timeout="2000"
          num_initial_members="100"
          break_on_coord_rsp="true"
          max_rank="0"
          ergonomics="false" />
    <MERGE2 max_interval="30000"
            min_interval="10000"/>
    <FD_SOCK/>
    <FD_ALL/>
    <VERIFY_SUSPECT timeout="1500"  />
    <BARRIER />
    <pbcast.NAKACK use_stats_for_retransmission="false"
                   exponential_backoff="500"
                   use_mcast_xmit="true"
                   discard_delivered_msgs="true"/>
    <UNICAST2 timeout="300,600,1200"/>
    <pbcast.STABLE stability_delay="2000" desired_avg_gossip="60000"
                   max_bytes="4M"
                   cap="0.1"/>
    <pbcast.GMS print_local_addr="true"
                join_timeout="10000"
                view_bundling="true"
                max_bundling_time="1000"
                merge_timeout="5000"
                resume_task_timeout="15000"
            />
    <UFC max_credits="4M"
         min_threshold="0.4"/>
    <MFC max_credits="4M"
         min_threshold="0.4"/>
    <FRAG2 frag_size="60K"  />
    <!--pbcast.STREAMING_STATE_TRANSFER /-->
    <pbcast.STATE_TRANSFER  />
</config>