Stop Throwing Money At The Problem

There are a number solutions on the market that provide cost management for IT. Many of these solutions are aimed at the CFO or the financial group and do a good job for the needs of these users. However, at … Continue Reading

How to Optimize and Visualize Your Security Groups (Jump Host example)

In this post we review how to understand and visualize AWS security groups, and how to use it for identifing security vulnerabilities. What are AWS Security Groups? AWS Security Groups acts as a virtual firewall for your instance to control inbound and outbound … Continue Reading

Optimizing your AWS Availability-Zone Architecture, Cassandra Example

In a previous post (Availability-Zone Visibility) we explained how to make sure that your application has the right Availability-Zone strategy and prevent down time. We believe that budget is just another resource that goes through engineering trade-offs just like performance, capacity and others … Continue Reading

Get some Availability Zone visibility (before unleashing Chaos Monkey…)

AWS Availability Zones Amazon EC2 is hosted in multiple locations worldwide. These locations are composed of regions and Availability Zones. Each region is a separate geographic area. Each region has multiple, isolated locations known as AZ (Availability Zones). Amazon EC2 … Continue Reading

CMDB meets cloud: How to make it work

What is a CMDB A configuration management database (CMDB) is a repository that acts as a data warehouse for information technology (IT) installations. It holds data relating to a collection of IT assets (commonly referred to as configuration items (CI)), … Continue Reading

Monitoring ONTAP Cloud

How to monitor NetApp ONTAP Cloud in AWS What is ONTAP Cloud? ONTAP Cloud, is a leading enterprise storage operating system, to deliver secure, proven NFS, CIFS, and iSCSI data management for EBS storage and tier to S3 storage. A … Continue Reading

How to Monitor Microservices – Part 1: Visualizing Microservices

One of the most successful trends in recent years is moving to a Microservices Architecture. There are many benefits to a microservices architecture. However, it does come with a number of trade-offs. One such trade-off is that monitoring is more challenging in … Continue Reading

How to define good application level metrics

Many monitoring solution support user-defined custom metrics. In this post I would like to share a few simple rules on how to define good custom or application level metrics. In the recent two decades I participated in creating and using … Continue Reading