Category Computing with EC2 (Page 1)

AWS Velocity Series: EC2 based app infrastructure

To run a production-ready application on EC2 gives you maximum freedom but also maximum responsibilities. By production-ready, I mean: Highly available: no single point of failure Scalable: increase or decrease the number of instances based on load Fri...

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Manage AWS EC2 SSH access with IAM

AWS can deploy one EC2 Key Pair to your EC2 instance. But this approach has several disadvantages: You can only use one key per EC2 instance. But you shouldn’t share keys between users. Access to EC2 instances via SSH can not be restricted to specific ...

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Avoid Sharing Key Pairs for EC2

Lock and key devices are used by mankind for more than 6.000 years. Whether mechanical, electrical or digital, the concept stays the same: a key is needed to access resources behind a lock. Technology has made incredible progress since then. But one pro...

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3 simple ways of saving up to 90% of EC2 costs

An EC2 instance is billed at an hourly rate depending on the instance type and the region by default. This pricing model is called on-demand. It is the simplest but also most expensive way of using EC2 instances. There are two other purchasing options f...

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High availability is a no-brainer: EC2 auto-recovery

Werner Vogels (CTO of AWS) is quoted with “Everything fails all the time.”. This does not mean AWS is an unreliable cloud provider. Quite the contrary: AWS plans for failure. All services are highly available or fault tolerant. Some of them by default, ...

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Prevent outages with redundant EC2 instances

Unfortunately, EC2 instances aren’t fault-tolerant. Under your virtual server is a host system. These are a few reasons your virtual server might suffer from a crash caused by the host system: If the host hardware fails, it can no longer host the virtu...

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