[GitHub] [ozone] smengcl commented on a change in pull request #2321: HDDS-5314. Show number of Open vs Closed containers per Node in Recon UI

[GitBox <gi...@apache.org>]

smengcl commented on a change in pull request #2321:
URL: https://github.com/apache/ozone/pull/2321#discussion_r649488357



##########
File path: hadoop-ozone/recon/src/main/java/org/apache/hadoop/ozone/recon/api/NodeEndpoint.java
##########
@@ -117,11 +123,26 @@ public Response getDatanodes() {
         }
       });
       try {
-        int containers = nodeManager.getContainers(datanode).size();
+        Set<ContainerID> allContainers = nodeManager.getContainers(datanode);
+
+        int openContainers = 0;
+        for (ContainerID containerID: allContainers) {
+          ContainerInfo containerInfo = reconContainerManager.getContainer(containerID);
+          if (containerInfo.isOpen()) {
+            ++openContainers;
+          }
+        }

Review comment:
       Could this loop be eliminated? There might be an existing count lying somewhere.




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