Github user andrewor14 commented on a diff in the pull request:
https://github.com/apache/spark/pull/3009#discussion_r20665799
--- Diff: core/src/main/scala/org/apache/spark/ui/jobs/AllJobsPage.scala ---
@@ -0,0 +1,149 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.apache.spark.ui.jobs
+
+import scala.xml.{Node, NodeSeq}
+
+import javax.servlet.http.HttpServletRequest
+
+import org.apache.spark.ui.{WebUIPage, UIUtils}
+import org.apache.spark.ui.jobs.UIData.JobUIData
+
+
+/** Page showing list of all ongoing and recently finished jobs */
+private[ui] class AllJobsPage(parent: JobsTab) extends WebUIPage("") {
+ private val startTime: Option[Long] = parent.sc.map(_.startTime)
+ private val listener = parent.listener
+
+ private def jobsTable(jobs: Seq[JobUIData]): Seq[Node] = {
+ val someJobHasJobGroup = jobs.exists(_.jobGroup.isDefined)
+
+ val columns: Seq[Node] = {
+ <th>{if (someJobHasJobGroup) "Job Id (Job Group)" else "Job Id"}</th>
+ <th>Description</th>
+ <th>Submitted</th>
+ <th>Duration</th>
+ <th class="sorttable_nosort">Stages: Succeeded/Total</th>
+ <th class="sorttable_nosort">Tasks (for all stages):
Succeeded/Total</th>
+ }
+
+ def makeRow(job: JobUIData): Seq[Node] = {
+ val lastStageInfo = listener.stageIdToInfo.get(job.stageIds.max)
+ val lastStageData = lastStageInfo.flatMap { s =>
+ listener.stageIdToData.get((s.stageId, s.attemptId))
+ }
+ val lastStageName = lastStageInfo.map(_.name).getOrElse("(Unknown
Stage Name)")
+ val lastStageDescription =
lastStageData.flatMap(_.description).getOrElse("")
+ val duration: Option[Long] = {
+ job.startTime.map { start =>
+ val end = job.endTime.getOrElse(System.currentTimeMillis())
+ end - start
+ }
+ }
+ val formattedDuration = duration.map(d =>
UIUtils.formatDuration(d)).getOrElse("Unknown")
+ val formattedSubmissionTime =
job.startTime.map(UIUtils.formatDate).getOrElse("Unknown")
+ val detailUrl =
+
"%s/jobs/job?id=%s".format(UIUtils.prependBaseUri(parent.basePath), job.jobId)
+
+ <tr>
+ <td sorttable_customkey={job.jobId.toString}>
+ {job.jobId} {job.jobGroup.map(id => s"($id)").getOrElse("")}
+ </td>
+ <td>
+ <div><em>{lastStageDescription}</em></div>
+ <a href={detailUrl}>{lastStageName}</a>
+ </td>
+ <td sorttable_customkey={job.startTime.getOrElse(-1).toString}>
+ {formattedSubmissionTime}
+ </td>
+ <td
sorttable_customkey={duration.getOrElse(-1).toString}>{formattedDuration}</td>
+ <td class="stage-progress-cell">
+ {job.completedStageIndices.size}/{job.stageIds.size}
+ {if (job.numFailedStages > 0) s"(${job.numFailedStages} failed)"
else ""}
+ </td>
+ <td class="progress-cell">
+ {UIUtils.makeProgressBar(job.numActiveTasks,
job.numCompletedTasks,
+ job.numFailedTasks, job.numTasks)}
+ </td>
+ </tr>
+ }
+
+ <table class="table table-bordered table-striped table-condensed
sortable">
+ <thead>{columns}</thead>
+ <tbody>
+ {jobs.map(makeRow)}
+ </tbody>
+ </table>
+ }
+
+ def render(request: HttpServletRequest): Seq[Node] = {
+ listener.synchronized {
+ val activeJobs = listener.activeJobs.values.toSeq
+ val completedJobs = listener.completedJobs.reverse.toSeq
+ val failedJobs = listener.failedJobs.reverse.toSeq
+ val now = System.currentTimeMillis
+
+ val activeJobsTable =
+ jobsTable(activeJobs.sortBy(_.startTime.getOrElse(-1L)).reverse)
+ val completedJobsTable =
+ jobsTable(completedJobs.sortBy(_.endTime.getOrElse(-1L)).reverse)
+ val failedJobsTable =
+ jobsTable(failedJobs.sortBy(_.endTime.getOrElse(-1L)).reverse)
+
+ val summary: NodeSeq =
+ <div>
+ <ul class="unstyled">
+ {if (startTime.isDefined) {
+ // Total duration is not meaningful unless the UI is live
+ <li>
+ <strong>Total Duration: </strong>
+ {UIUtils.formatDuration(now - startTime.get)}
+ </li>
+ }}
+ <li>
+ <strong>Scheduling Mode: </strong>
+
{listener.schedulingMode.map(_.toString).getOrElse("Unknown")}
+ </li>
+ <li>
+ <a href="#active"><strong>Active Jobs:</strong></a>
+ {activeJobs.size}
+ </li>
+ <li>
+ <a href="#completed"><strong>Completed Jobs:</strong></a>
+ {completedJobs.size}
+ </li>
+ <li>
+ <a href="#failed"><strong>Failed Jobs:</strong></a>
+ {failedJobs.size}
+ </li>
+ </ul>
+ </div>
+
+ val content = summary ++
+ <h4 id="active">Active Jobs ({activeJobs.size})</h4> ++
activeJobsTable ++
+ <h4 id="completed">Completed Jobs ({completedJobs.size})</h4> ++
completedJobsTable ++
+ <h4 id ="failed">Failed Jobs ({failedJobs.size})</h4> ++
failedJobsTable
+
+ val helpText = """A job is triggered by a action, like "count()" or
"saveAsTextFile()".""" +
--- End diff --
minor: why not just escape the `"`s?
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