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Oracle Exadata Database Machine EXAchk (Doc ID 1070954.1)

Last updated on MARCH 25, 2021

Applies to:

Oracle Database - Enterprise Edition
Oracle Exadata Storage Server Software - Version and later
Oracle Exadata Hardware
Exadata Cloud Service
Gen 1 Exadata Cloud at Customer (Oracle Exadata Database Cloud Machine)
Oracle Solaris on SPARC (64-bit)
Linux x86-64
See "Scope" for additional supported products data


This document describes how to obtain, install, execute, and update Exachk for Oracle Exadata Database Machine based implementations. It also describes common use cases and best practices to ensure that your Exadata deployment and configurations remain compliant with Exadata Maximum Availability Architecture (MAA) best practices.


This document applies to all Oracle Exadata Database Machine based implementations:



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In this Document
 Exachk Overview
 Installing Exachk
 Latest Available Exachk Version
 Checking Current Exachk Version
 Installing/Updating AHF in an Exadata on-prem deployment
 Installing/updating AHF in an Exadata Cloud deployment (Exadata Cloud@Customer, Exadata Cloud Service)
 Running Exachk
 Use Case - General Maintenance and Configuration Compliance
 Use Case - Troubleshooting any Exadata Stability or Performance Problem
 Use Case - Patching, Upgrading, and Other Planned Maintenance
 Special Use Cases
 Large Exadata OVM Systems Logically Divided into Smaller Systems
 Skipping Specific Best Practice Checks
 General Notes on the Exachk Report
 Verify the Exachk Version Used to Generate the Report
 Show the Appropriate Level of Detail
 Review Important Sections of the Report
 Exachk Health Check Catalog
 Troubleshooting Exachk Report Results
 Killed processes or skipped checks due to timeouts
 A false result where the summary check finding differs from the view detail data
 Skipped checks due to “file not found”

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