Monitoring events in ElastiCache

Caching is an important aspect of any application. It helps improve the performance of the application by offloading certain database I/O operations to the cached database's storage. Just as we need to understand what is going on with the main database, we must also understand what is going on with our cache from time to time. We need to be able to carry out both proactive and reactive monitoring on our cache database engine. Our focus will be on the Redis option for ElastiCache.

Important note

I/O is an acronym for Input/Output. It is used to measure the communication of the input and output operations in a computer. I/O is primarily used in disks, where I means the Input of information and O means the Output of information. There is a metric called IOps, which means Input/Output per second. It is used to measure the speed at which data is written to a hard disk and received from the hard disk.

Just like other managed services, AWS handles...