When building serverless applications on AWS Lambda, Amazon CloudWatch provides out-of-the-box metrics that measure the performance, errors, and duration of your functions. Although these standard Lambda metrics provide visibility into your serverless applications, it can also be invaluable to monitor custom metrics that are unique to your use case and application.
Apache Kafka provides an unified, high-throughput, low-latency platform for handling real-time data feeds. Installing Apache Kafka, especially the right configuration of Kafka Security including authentication and encryption is kind of a challenge. This should give a brief summary about our experience and lessons learned when trying to install and configure Apache Kafka, the right way.
Last week we released the final first version of Icinga DB and its web interface module Icinga DB Web. Icinga DB Web offers many new features and a completely new design. The monitoring module has its limitations when managing a role, as it handles permissions and restrictions separately. This means that the permissions for a role are not related to the restrictions of the role To understand this better, here is an example.
