HBASE-23954 SplitParent region should not be balanced (apache#1264)

Co-authored-by: niuyulin <niuyulin@xiaomi.com> Signed-off-by: Viraj Jasani <vjasani@apache.org> Signed-off-by: Guanghao Zhang <zghao@apache.org> Signed-off-by: stack <stack@apache.org>
symat · Mar 10, 2020 · 9949204 · 9949204
1 parent 6587a95
commit 9949204
Showing 1 changed file with 7 additions and 3 deletions.
diff --git a/hbase-server/src/main/java/org/apache/hadoop/hbase/master/assignment/RegionStates.java b/hbase-server/src/main/java/org/apache/hadoop/hbase/master/assignment/RegionStates.java
@@ -547,6 +547,9 @@ public Map<TableName, Map<ServerName, List<RegionInfo>>> getAssignmentsForBalanc
         if (isTableDisabled(tableStateManager, node.getTable())) {
           continue;
         }
+        if (node.getRegionInfo().isSplitParent()) {
+          continue;
+        }
         Map<ServerName, List<RegionInfo>> tableResult =
             result.computeIfAbsent(node.getTable(), t -> new HashMap<>());
         final ServerName serverName = node.getRegionLocation();
@@ -569,9 +572,10 @@ public Map<TableName, Map<ServerName, List<RegionInfo>>> getAssignmentsForBalanc
       for (ServerName serverName : onlineServers) {
         ServerStateNode serverNode = serverMap.get(serverName);
         if (serverNode != null) {
-          ensemble.put(serverNode.getServerName(), serverNode.getRegionInfoList().stream()
-            .filter(region -> !isTableDisabled(tableStateManager, region.getTable()))
-            .collect(Collectors.toList()));
+          ensemble.put(serverNode.getServerName(),
+            serverNode.getRegionInfoList().stream()
+                .filter(region -> !isTableDisabled(tableStateManager, region.getTable()))
+                .filter(region -> !region.isSplitParent()).collect(Collectors.toList()));
         } else {
           ensemble.put(serverName, new ArrayList<>());
         }