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better logic for exiting load rule assign if replicants cannot be created

This commit is contained in:
fjy 2013-07-16 16:50:52 -07:00
parent f422bfae8c
commit 4e84fb5f03
1 changed files with 10 additions and 9 deletions
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15
server/src/main/java/com/metamx/druid/master/rules/LoadRule.java
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@ -92,6 +92,12 @@ public abstract class LoadRule implements Rule
final MasterStats stats = new MasterStats();
while (totalReplicants < expectedReplicants) {
boolean replicate = totalReplicants > 0;
if (replicate && !replicationManager.canAddReplicant(getTier())) {
break;
}
final ServerHolder holder = analyzer.findNewSegmentHomeAssign(segment, serverHolderList);
if (holder == null) {
@ -104,16 +110,11 @@ public abstract class LoadRule implements Rule
break;
}
if (totalReplicants > 0) { // don't throttle if there's only 1 copy of this segment in the cluster
if (!replicationManager.canAddReplicant(getTier()) ||
!replicationManager.registerReplicantCreation(
getTier(),
segment.getIdentifier(),
holder.getServer().getHost()
if (replicate && !replicationManager.registerReplicantCreation(
getTier(), segment.getIdentifier(), holder.getServer().getHost()
)) {
break;
}
}
holder.getPeon().loadSegment(
segment,