spark git commit: [WEB-UI] Add count in fair scheduler pool page

[sr...@apache.org]

Repository: spark
Updated Branches:
  refs/heads/master 9f02d7dc5 -> 366376425


[WEB-UI] Add count in fair scheduler pool page

## What changes were proposed in this pull request?

Add count in fair scheduler pool page. The purpose is to know the statistics clearly.
For specific reasons, please refer to PR of https://github.com/apache/spark/pull/18525

fix before:
![1](https://user-images.githubusercontent.com/26266482/31641589-4b17b970-b318-11e7-97eb-f5a36db428f6.png)

![2](https://user-images.githubusercontent.com/26266482/31641643-97b6345a-b318-11e7-8c20-4b164ade228d.png)

fix after:
![3](https://user-images.githubusercontent.com/26266482/31641688-e6ceacb6-b318-11e7-8204-6a816c581a29.png)

![4](https://user-images.githubusercontent.com/26266482/31641766-7310b0c0-b319-11e7-871d-a57f874f1e8b.png)

## How was this patch tested?

(Please explain how this patch was tested. E.g. unit tests, integration tests, manual tests)
(If this patch involves UI changes, please attach a screenshot; otherwise, remove this)

Please review http://spark.apache.org/contributing.html before opening a pull request.

Author: guoxiaolong <gu...@zte.com.cn>

Closes #19507 from guoxiaolongzte/add_count_in_fair_scheduler_pool_page.


Project: http://git-wip-us.apache.org/repos/asf/spark/repo
Commit: http://git-wip-us.apache.org/repos/asf/spark/commit/36637642
Tree: http://git-wip-us.apache.org/repos/asf/spark/tree/36637642
Diff: http://git-wip-us.apache.org/repos/asf/spark/diff/36637642

Branch: refs/heads/master
Commit: 3663764254615cef442d4af55c11808445e5b03a
Parents: 9f02d7d
Author: guoxiaolong <gu...@zte.com.cn>
Authored: Mon Oct 30 12:14:38 2017 +0000
Committer: Sean Owen <so...@cloudera.com>
Committed: Mon Oct 30 12:14:38 2017 +0000

----------------------------------------------------------------------
 core/src/main/scala/org/apache/spark/ui/jobs/AllStagesPage.scala | 2 +-
 core/src/main/scala/org/apache/spark/ui/jobs/PoolPage.scala      | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/spark/blob/36637642/core/src/main/scala/org/apache/spark/ui/jobs/AllStagesPage.scala
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diff --git a/core/src/main/scala/org/apache/spark/ui/jobs/AllStagesPage.scala b/core/src/main/scala/org/apache/spark/ui/jobs/AllStagesPage.scala
index a30c135..dc5b03c 100644
--- a/core/src/main/scala/org/apache/spark/ui/jobs/AllStagesPage.scala
+++ b/core/src/main/scala/org/apache/spark/ui/jobs/AllStagesPage.scala
@@ -113,7 +113,7 @@ private[ui] class AllStagesPage(parent: StagesTab) extends WebUIPage("") {
       var content = summary ++
         {
           if (sc.isDefined && isFairScheduler) {
-            <h4>{pools.size} Fair Scheduler Pools</h4> ++ poolTable.toNodeSeq
+            <h4>Fair Scheduler Pools ({pools.size})</h4> ++ poolTable.toNodeSeq
           } else {
             Seq.empty[Node]
           }

http://git-wip-us.apache.org/repos/asf/spark/blob/36637642/core/src/main/scala/org/apache/spark/ui/jobs/PoolPage.scala
----------------------------------------------------------------------
diff --git a/core/src/main/scala/org/apache/spark/ui/jobs/PoolPage.scala b/core/src/main/scala/org/apache/spark/ui/jobs/PoolPage.scala
index 819fe57..4b8c7b2 100644
--- a/core/src/main/scala/org/apache/spark/ui/jobs/PoolPage.scala
+++ b/core/src/main/scala/org/apache/spark/ui/jobs/PoolPage.scala
@@ -57,7 +57,7 @@ private[ui] class PoolPage(parent: StagesTab) extends WebUIPage("pool") {
 
       var content = <h4>Summary </h4> ++ poolTable.toNodeSeq
       if (shouldShowActiveStages) {
-        content ++= <h4>{activeStages.size} Active Stages</h4> ++ activeStagesTable.toNodeSeq
+        content ++= <h4>Active Stages ({activeStages.size})</h4> ++ activeStagesTable.toNodeSeq
       }
 
       UIUtils.headerSparkPage("Fair Scheduler Pool: " + poolName, content, parent)


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