Preface

• Purpose
  
• Audience
  
• Acronyms and Abbreviations
  
• List of Topics
  
• Screenshot Disclaimer
  
• Prerequisites
  
• General Prevention
  
• Best Practices
  
• Related Documents
  

Purpose

This guide provides the guidance to users for the issues within the application. It describes the various methods to figure out the error and then troubleshoot it.

Audience

This guide is intended for the software developers and software testers.

Acronyms and Abbreviations

The list of the acronyms and abbreviations used in this guide are as follows:

Table -1 Acronyms and Abbreviations

Abbreviation	Description
SMS	Security Management System
CMC	Common Core
MOC	Mid office Common Core
ELK	Elasticsearch Logstash Kibana

List of Topics

This guide is organized as follows:

Table -2 List of Topics

Topics	Description
Troubleshooting Technical Flows	This topic describes on the platform-wide troubleshooting of technical flows. It includes UI side checking, Service side logs, tracing using Zipkin, debugging using ELK stack, and some environmental issues of Weblogic.
Troubleshooting Kafka	This topic describes the various issues and troubleshooting techniques for Kafka use cases.
Health Checks	This topic describes the information about the health check measures and observability required.
Troubleshooting Functional Workflows	This topic describes the various troubleshooting functional workflows.
Troubleshooting OutOfMemory issues	This topic describes the steps to collect heap dump for OutOfMemory issues.
Troubleshooting Deployment Errors/Exceptions	This topic describes the troubleshooting information for Errors/Exceptions that can occur due to flyway while deployment.

Screenshot Disclaimer

Information used in the interface or documents are dummy, it does not exist in real world, and its only for reference purpose.

Prerequisites

Prerequisites

The prerequisites are as follows:

• Basic understanding of Eventing platform
• Basic understanding application log analysis using tools
• Basic understanding DB changes

Pre-installed Softwares

The following softwares should be pre-installed:

• Zipkin
• Kafka
• ELK
• Any SQL Database like SQLDEVELOPER
• WinSCP

General Prevention

Do not make any changes to Flyway scripts manually.

Best Practices

The best practices are as follows:

• It is ideal to have ELK stack installed on a separate VM outside the product VMs to ensure the flow of logs in case of an app crash.
• Log levels can be adjusted to INFO and above to enable relevant logs to flow in.

Related Documents

The related documents are as follows:

• Oracle Banking Common Core User Guide
• Getting Started User Guide
• Oracle Banking Security Management System User Guide
• Cashflow Forecasting User Guide
• Collections User Guide
• Netting User Guide
• Receivables and Payables User Guide