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Improve efficiency of gossip, see #2193 and #2253

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* Essentially as already described in cluster specification,
  but now fully implemented and tested with LargeClusterSpec
* Gossip to nodes with different view (using seen table)
  with certain probability
* Gossip chat, gossip back to sender
* Immediate gossip to joining node
* Updated some tests to reflect current implementation
This commit is contained in:
Patrik Nordwall 2012-06-28 11:36:13 +02:00
parent aca66de732
commit 2da1a912fe
5 changed files with 67 additions and 191 deletions
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3
akka-cluster/src/test/scala/akka/cluster/ClusterSpec.scala
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@ -105,12 +105,14 @@ class ClusterSpec extends AkkaSpec(ClusterSpec.config) with BeforeAndAfter {
cluster.latestGossip.members.map(_.address) must be(Set(selfAddress, addresses(1)))
memberStatus(addresses(1)) must be(Some(MemberStatus.Joining))
cluster.convergence.isDefined must be(false)
expectMsg(GossipTo(addresses(1)))
}
"accept a few more joining nodes" in {
for (a ← addresses.drop(2)) {
cluster.joining(a)
memberStatus(a) must be(Some(MemberStatus.Joining))
expectMsg(GossipTo(a))
}
cluster.latestGossip.members.map(_.address) must be(addresses.toSet)
}
@ -121,7 +123,6 @@ class ClusterSpec extends AkkaSpec(ClusterSpec.config) with BeforeAndAfter {
}
"gossip to random live node" in {
cluster.latestGossip.members
cluster.gossip()
cluster.gossip()
cluster.gossip()