Preventing a Disaster

A while ago, I wrote a note about disaster recovery i.e. how to quickly restore the services after a failure in the primary server. However, as the old adage goes Prevention is better than cure, here are some tips on how you can prevent system failures. This applies to all our customers including those who may have deployed an email disaster recovery system.

The two key characteristics of the email system that make it vulnerable to failure are:

We recommend the following to prevent failures at the different layers of the system.

Data Center

  • Install equipment in recommended temperature and dust control environments, with limited and authorized access for more reliability.
  • Ensure uninterrupted power supply of the required rating for the equipment’s.

Hardware System

Software System

Application Software Layer

Process Layer – Follow preventive maintenance procedures

Above all, have a bias towards Maintaining rather than Repairing.

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