I have been fortunate enough to work on service optimisation tasks and in optimisation journey have solved few issues that I think has major role in optimising our service. One of these issue is CPU consumption by Jayway Jsonpath library. Jayway Jsonpath library were using most of service CPU and…

We built a new service. Service has many scenarios where your service needs to make a remote request to fulfill its requirement. Perhaps these calls are to another service, some other third-party service OR your service database. …

Last year I got chance to work on distributed locking. With the distributed locking we have solved problem of refreshing Redis cache from multiple service instance. Let’s discuss first what we cache and how multiple instances were trying to reload cache at the same time. Our microservice act as a…

Redis cache key can be deleted in two ways. With Keys Command Keys command will scan all the keys present in the Redis data base with matching pattern that is provided as input in single go. Scanning all the keys in the production Redis will take time if you have millions of keys…

APIs is a language for a microservice. They are essentially the only elements that are accessible to other teams. API response time and the consistency of the API are two major SLA defined by each team. API monitoring is an essential part of microservice monitoring. API monitoring has different forms…