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Reroute once per batch of shard failures 

This commit modifies the behavior after publication of a new cluster
state to only invoke the reroute logic once per batch of shard failures
rather than once per shard failure.
This commit is contained in:
Jason Tedor 2015-12-16 18:45:22 -05:00
parent 1bc196c387
commit 9149630749
1 changed files with 15 additions and 14 deletions
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23
core/src/main/java/org/elasticsearch/cluster/action/shard/ShardStateAction.java
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@ -147,16 +147,6 @@ public class ShardStateAction extends AbstractComponent {
@Override
public void clusterStateProcessed(String source, ClusterState oldState, ClusterState newState) {
try {
int numberOfUnassignedShards = newState.getRoutingNodes().unassigned().size();
if (oldState != newState && numberOfUnassignedShards > 0) {
String reason = String.format(Locale.ROOT, "[%d] unassigned shards after failing shard [%s]", numberOfUnassignedShards, request.shardRouting);
if (logger.isTraceEnabled()) {
logger.trace(reason + ", scheduling a reroute");
}
routingService.reroute(reason);
}
} finally {
try {
channel.sendResponse(TransportResponse.Empty.INSTANCE);
} catch (Throwable channelThrowable) {
@ -164,7 +154,6 @@ public class ShardStateAction extends AbstractComponent {
}
}
}
}
);
}
}
@ -189,6 +178,18 @@ public class ShardStateAction extends AbstractComponent {
}
return batchResultBuilder.build(maybeUpdatedState);
}
@Override
public void clusterStatePublished(ClusterState newClusterState) {
int numberOfUnassignedShards = newClusterState.getRoutingNodes().unassigned().size();
if (numberOfUnassignedShards > 0) {
String reason = String.format(Locale.ROOT, "[%d] unassigned shards after failing shards", numberOfUnassignedShards);
if (logger.isTraceEnabled()) {
logger.trace(reason + ", scheduling a reroute");
}
routingService.reroute(reason);
}
}
}
private final ShardFailedClusterStateHandler shardFailedClusterStateHandler = new ShardFailedClusterStateHandler();