Meltdown and Spectre

Meltdown and Spectre Recently two CPU microarchitecture vulnerabilities were discovered by Google’s Project Zero team and independently by other researchers: Meltdown and Spectre, which affect most modern computing devices. Both attacks involve speculative-execution side-channels. The Meltdown vulnerability, CVE-2017-5754, can potentially … Continue Reading

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

The cost of SELECT * (MongoDB example)

In our previous post Optimizing your AWS Availability-Zone Architecture  we saw how a configuration change saved 60% ($8,000 / month) and reduce latencies from 20ms to 1ms In this post we will show  how a simple change in the code … Continue Reading

Who is accessing your Elastic File System (EFS)?

In this post we review how to understand and visualize who is accessing your EFS, and how to use it for troubleshooting, cost allocation and system design. What is Elastic File System (EFS)? Amazon Elastic File System (Amazon EFS) provides … 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

AWS Cost Saving: Show Me The Money.

AWS Cost Saving: We can do much more than just Reserved Instances.   There are many tools that will help you to view the overall status of your AWS costs,  some of them (like AWS Cost Explorer) will help you … 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

It’s 5 PM. Do You Know Where Your CPUs Are?

“T2 instances are designed to provide moderate baseline performance and the capability to burst to significantly higher performance as required by your workload. They are intended for workloads that don’t use the full CPU often or consistently, but occasionally need … 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