jiajunwang commented on a change in pull request #519: Refine the rebalance
scope calculating logic in the WAGED rebalancer.
URL: https://github.com/apache/helix/pull/519#discussion_r338721800
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File path:
helix-core/src/main/java/org/apache/helix/controller/rebalancer/waged/model/ClusterModelProvider.java
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@@ -97,27 +97,32 @@ public static ClusterModel
generateClusterModel(ResourceControllerDataProvider d
* Find the minimum set of replicas that need to be reassigned.
* A replica needs to be reassigned if one of the following condition is
true:
* 1. Cluster topology (the cluster config / any instance config) has been
updated.
- * 2. The baseline assignment has been updated.
- * 3. The resource config has been updated.
- * 4. The resource idealstate has been updated. TODO remove this condition
when all resource configurations are migrated to resource config.
- * 5. If the current best possible assignment does not contain the
partition's valid assignment.
+ * 2. The resource config has been updated.
+ * 3. If the current best possible assignment does not contain the
partition's valid assignment.
*
* @param replicaMap A map contains all the replicas grouped by
resource name.
* @param clusterChanges A map contains all the important metadata
updates that happened after the previous rebalance.
- * @param activeInstances All the instances that are alive and
enabled.
+ * @param activeInstances All the instances that are alive and
enabled according to the delay rebalance configuration.
+ * @param liveInstances All the instances that are alive.
Review comment:
Sure, will modify.
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