What is Exacheck in Exadata and what it does?

Exacheck:

Exacheck is designed to audit configuration of Oracle Exadata Machine which includes DB Server, Cell Storage, Infiniband switch, Software, Database, and Ethernet Network.

When to execute:

Exachek report should be fetched after the initial Oracle Exadata Database Machine deployment, as a part of the routine maintenance schedule (at least monthly),before and after any system configuration change and patching activity.

Phases:

There are four phase in exachek execution.

1) Minimal Input 

2) Data Collection

3) Analysis

4) HTML Report Generation

Exadata Monitoring Tools

Many requests came that how we can monitoring Exadata and what are the monitoring tolls available so listed known Exadata monitoring tools as well as configuration check tool.

Exacheck -- To check whether Exadata configuration has been done as per best practice or not.

OSWatcher -- It monitors server resources and gives past resource consumption details if required.

OEM (Oracle Enterprise Manager) -- It used to monitor Exadata end to end. With OEM we can monitor each and every components of Exadata. It is useful to monitor Hardware as well as software.

ASR (Auto Service Request) -- It is used to monitor Exadata hardware. Automatically it creates service request in oracle support.

We will explain each tool with setup & configuration in separate post.

                               Exadata Machine Monitoring Commands

Exadata Interview Questions Part -2

Get an e-book of Exadata Interview Questions and Answers to stay miles ahead of your competition..!!!

• What is cell disk ?
• What is grid disk ?
• What is IORM ?
• What are the ways to migrate on Exadata ?
• Procedure to drop cell disk on Exadata.
• What is cellsrv and how it works ?
• Use of cellsrv service on Exadata storage cell.
• What is iDB protocol ?
• What is the purpose to use Exacheck tool ?
• What is the oswatcher and how it works ?
• What is RS services and how it works ?
• How to enable HCC on database table ?
• How many networks are available on Exadata ?
• How we can integrate OEM12c with Exadata ?
• What are the ways to install OEM12c agent on Exadata ?
• Which cell services are running on Exadata storage cell ?
• Purpose of MS(management service) on storage cell.
• How cell storage software backup happens ?
• Which OS supports by Exadata ?
• How to power off Exadata Machine ?
• How to do maintainance on Cell Storage and DB server?
• What is writet-through caching mode ?
• What is Write-back caching mode ?
• Explain the procedure to drop the Cell storage ?
• How to replace physical storage disk on cell storage ?

Get Questions and Answers HERE.....

You can follow our Exadata Certification Question Bank to achieve maximum success in your Exadata certification.