Merge pull request #102094 from dagiro/ts_hdinsight4

ts_hdinsight4

Author: v-albemi

articles/hdinsight/TOC.yml

@@ -503,6 +503,8 @@
         href: ./hadoop/apache-ambari-troubleshoot-down-hosts-services.md
       - name: Apache Ambari stale alerts
         href: ./hadoop/apache-ambari-troubleshoot-stale-alerts.md
+      - name: Apache Ambari directory alerts
+        href: ./hadoop/apache-ambari-troubleshoot-directory-alerts.md
       - name: Troubleshoot a slow or failing HDInsight cluster
         href: ./hdinsight-troubleshoot-failed-cluster.md
       - name: Apache Hadoop HDFS troubleshooting
@@ -511,8 +513,8 @@
         href: ./hdinsight-troubleshoot-yarn.md
       - name: Troubleshoot Data Lake Store files
         href: ./hadoop/hdinsight-troubleshoot-data-lake-files.md
-      - name: Apache Ambari directory alerts
-        href: ./hadoop/apache-ambari-troubleshoot-directory-alerts.md
+      - name: Port conflict when starting services
+        href: ./hadoop/troubleshoot-port-conflict.md
 - name: Apache Kafka
   items:
   - name: Overview

articles/hdinsight/hadoop/troubleshoot-port-conflict.md

@@ -0,0 +1,50 @@
+---
+title: Port conflict when starting services in Azure HDInsight
+description: Troubleshooting steps and possible resolutions for issues when interacting with Azure HDInsight clusters.
+author: hrasheed-msft
+ms.author: hrasheed
+ms.reviewer: jasonh
+ms.service: hdinsight
+ms.topic: troubleshooting
+ms.date: 01/23/2020
+---
+
+# Scenario: Port conflict when starting services in Azure HDInsight
+
+This article describes troubleshooting steps and possible resolutions for issues when interacting with Azure HDInsight clusters.
+
+## Issue
+
+A service fails to start.
+
+## Cause
+
+A port conflict exists.
+
+## Resolution
+
+### Method 1
+
+Use below commands to get/kill all the running processes, which are affected by the port issue.
+
+```bash
+netstat -lntp | grep <port>
+ps -ef | grep <service>
+kill -9 <service>
+```
+
+Then start service.
+
+### Method 2
+
+Reboot the node.
+
+## Next steps
+
+If you didn't see your problem or are unable to solve your issue, visit one of the following channels for more support:
+
+* Get answers from Azure experts through [Azure Community Support](https://azure.microsoft.com/support/community/).
+
+* Connect with [@AzureSupport](https://twitter.com/azuresupport) - the official Microsoft Azure account for improving customer experience. Connecting the Azure community to the right resources: answers, support, and experts.
+
+* If you need more help, you can submit a support request from the [Azure portal](https://portal.azure.com/?#blade/Microsoft_Azure_Support/HelpAndSupportBlade/). Select **Support** from the menu bar or open the **Help + support** hub. For more detailed information, review [How to create an Azure support request](https://docs.microsoft.com/azure/azure-supportability/how-to-create-azure-support-request). Access to Subscription Management and billing support is included with your Microsoft Azure subscription, and Technical Support is provided through one of the [Azure Support Plans](https://azure.microsoft.com/support/plans/).