AWS Outage: Moving from Multi-Availability-Zone to Multi-Cloud

A couple of days ago Amazon Web Services (AWS) suffered a significant outage in their US-EAST-1 region. This has been the 5th major outage in that region in the past 18 months. The outage affected leading services such as Reddit, … Continue reading

Class-Based Eviction Strategy: Going Beyond LRU

Consider you are building a financial back-office trade processing application. Trades are flowing in from the front-office system. To cope with the velocity and volume of the trades you want to use in-memory processing. The trades are usually settled no