[
https://issues.apache.org/jira/browse/FLINK-2730?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14950205#comment-14950205
]
ASF GitHub Bot commented on FLINK-2730:
---------------------------------------
Github user sachingoel0101 commented on a diff in the pull request:
https://github.com/apache/flink/pull/1236#discussion_r41618643
--- Diff:
flink-runtime-web/src/main/java/org/apache/flink/runtime/webmonitor/handlers/TaskManagersHandler.java
---
@@ -54,10 +58,22 @@ public String handleRequest(Map<String, String> params)
throws Exception {
ActorGateway jobManager =
retriever.getJobManagerGateway();
if (jobManager != null) {
- Future<Object> future =
jobManager.ask(JobManagerMessages.getRequestRegisteredTaskManagers(), timeout);
- RegisteredTaskManagers taskManagers =
(RegisteredTaskManagers) Await.result(future, timeout);
-
- final List<Instance> instances = new
ArrayList<Instance>(taskManagers.asJavaCollection());
+ // whether one task manager's metrics are
requested, or all task manager, we
+ // return them in an array. This avoids
unnecessary code complexity.
+ // If only one task manager is requested, we
only fetch one task manager metrics.
+ final List<Instance> instances = new
ArrayList<>();
+ if (params.containsKey(TASK_MANAGER_ID_KEY)) {
+ InstanceID instanceID = new
InstanceID(StringUtils.hexStringToByte(params.get(TASK_MANAGER_ID_KEY)));
+ Future<Object> future =
jobManager.ask(new JobManagerMessages.RequestTaskManagerInstance(instanceID),
timeout);
+ TaskManagerInstance instance =
(TaskManagerInstance) Await.result(future, timeout);
+ if (instance.instance() != null) {
--- End diff --
Will fix this.
> Add CPU/Network utilization graphs to new web dashboard
> -------------------------------------------------------
>
> Key: FLINK-2730
> URL: https://issues.apache.org/jira/browse/FLINK-2730
> Project: Flink
> Issue Type: Sub-task
> Components: Webfrontend
> Affects Versions: 0.10
> Reporter: Stephan Ewen
> Assignee: Sachin Goel
> Fix For: 0.10
>
>
> The charts rendered in the previous dashboard should be added to the new web
> dashboard.
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