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GOSSIP-42 Use normal or expo distributions

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This commit is contained in:
Edward Capriolo
2017-01-17 22:59:07 -05:00
parent 78c9ae55a6
commit 428c0573fb
11 changed files with 60 additions and 36 deletions
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3
src/main/java/org/apache/gossip/manager/GossipCore.java
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@ -307,7 +307,8 @@ public class GossipCore {
remoteMember.getId(),
remoteMember.getHeartbeat(),
gossipManager.getSettings().getWindowSize(),
gossipManager.getSettings().getMinimumSamples());
gossipManager.getSettings().getMinimumSamples(),
gossipManager.getSettings().getDistribution());
aNewMember.recordHeartbeat(remoteMember.getHeartbeat());
Object result = gossipManager.getMembers().putIfAbsent(aNewMember, GossipState.UP);
if (result != null){

5
src/main/java/org/apache/gossip/manager/GossipManager.java
View File

@ -19,7 +19,6 @@ package org.apache.gossip.manager;
import com.codahale.metrics.MetricRegistry;
import java.net.URI;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import java.util.Map.Entry;
@ -87,13 +86,13 @@ public abstract class GossipManager {
clock = new SystemClock();
dataReaper = new DataReaper(gossipCore, clock);
me = new LocalGossipMember(cluster, uri, id, clock.nanoTime(),
settings.getWindowSize(), settings.getMinimumSamples());
settings.getWindowSize(), settings.getMinimumSamples(), settings.getDistribution());
members = new ConcurrentSkipListMap<>();
for (GossipMember startupMember : gossipMembers) {
if (!startupMember.equals(me)) {
LocalGossipMember member = new LocalGossipMember(startupMember.getClusterName(),
startupMember.getUri(), startupMember.getId(),
clock.nanoTime(), settings.getWindowSize(), settings.getMinimumSamples());
clock.nanoTime(), settings.getWindowSize(), settings.getMinimumSamples(), settings.getDistribution());
//TODO should members start in down state?
members.put(member, GossipState.DOWN);
}