Chapter 1. Planning 15
production environments as the only way to troubleshoot a problem. The test
phase must include tests of these troubleshooting tools under production-like
loads.
1.5.5 Production
In this phase of the life cycle, monitoring the health of the device and the services
running on the device becomes most important along with robust logging.
Typically, no changes are allowed to device configuration after a solution reaches
production. User accounts with the permissions necessary to make changes
become few and restricted.
The reliability and frequency of backups gain importance, as does the ability to
restore a configuration in the event of a disaster or other need.
Here are some areas to consider in this phase of the life cycle: ...