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Andreas Wittig

[Deactivated] [Suspended]

Software Developer & Cloud Architect at widdix GmbH

Stuttgart, DE

Joined Apr 2015

https://cloudonaut.io

About

Cloud Specialist focusing on AWS and DevOps. Author of Amazon Web Services in Action. Software engineer, teacher and consultant. Migrated the complete IT infrastructure of the first Bank in Germany to AWS. Constantly creating new products and services to keep on learning. @andreaswittig

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Reputation: 1303
Pageviews: 319.5K
Articles: 8
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  • Articles

Articles

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EC2 Network Performance Cheat Sheet
I have run the network performance benchmark in us-east-1 on April 12th, 2018 using iperf3. Each benchmark run took 60 minutes, and a data point was recorded...
Updated April 28, 2020
· 34,599 Views · 7 Likes
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EC2 Network Performance of t3
Let's review the performance of the recently-added t3 instance type to AWS.
October 16, 2018
· 9,770 Views · 1 Like
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Restricting Access to EC2 Instances Based on Tags
Here's a refresher on the principle of least privilege and a code snippet that will help configure your EC2 instance security.
August 20, 2018
· 5,093 Views · 3 Likes
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Cleaning Up an S3 Bucket With the Help of Athena
Learn how to detect unused objects within your S3 buckets and do some spring cleaning using the Athena query service.
May 22, 2018
· 7,738 Views · 2 Likes
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The Evolution of EC2 Network Performance: m3, m4, and m5
So, are AWS EC2's fancy new m5 instances worth it? In a word: yes. See the performance impact and cost savings you can expect.
December 21, 2017
· 11,733 Views · 4 Likes
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EC2 Network Performance Demystified: m3 and m4
Choosing the right AWS EC2 instance for your network can be a challenge, so here are some benchmarks for m3 and m4 instances to help your decision making.
December 18, 2017
· 7,036 Views · 1 Like
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Passwordless Database Authentication for AWS Lambda
In this post, we take a look at how to allow access to your RDS database from a serverless application! Read on for the details!
October 20, 2017
· 10,908 Views · 4 Likes
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Building Blocks for Highly Available Systems on AWS
An upcoming article from DZone's Guide to Building and Deploying Applications on the Cloud, coming out next week!
April 21, 2016
· 6,730 Views · 5 Likes

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