Linux System Admins Blog

System admins of Promet – an e-commerce, high availability Open Source web shop – share their findings

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My First Amazon EC2 Setup (CentOS AMI)

June 29th, 2009 · No Comments

Here’s my first try working with Amazon Web Services. Covered tasks are the following:
- getting familiar with AWS, specially EC2 and S3.
- working with EC2 instance using CentOS image – search, start/stop, and do some customization of an instance
- create AMIs (private) and start instance from it.
- S3 buckets – upload files.
I based my [...]

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Tags: Centos · HowTo · Storage · cloud computing

Free trial of cloud computing

March 3rd, 2009 · 4 Comments

For those of you who have heard all the hype about cloud computing but haven’t dug your hands into it yet there is a company offering free trials of cloud servers: http://www.rightscale.com/products/free_edition.php. They offer 10 hours of playing around with cloud servers on Amazon EC2 which amounts to a whopping $1 value but the good [...]

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Tags: cloud computing

Cloud Computing Chart

February 19th, 2009 · No Comments

Here is a great chart from James Maguire article “Five Companies Shaping Cloud Computing: Who Wins?”, that provides an overall comparative look at the current vendors in cloud computing:

While you are here you go ahead and read his article also as it has some good information on the future of the “big five” in cloud [...]

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Tags: cloud computing

Cloud computing scenario’s for database servers

February 17th, 2009 · No Comments

We’ve been investigating the possibilities of using cloud computing for our clients. Especially Amazon EC2 has the potential to be be really effective in offering flexible, pay-as-you-go computing. From my own perspective I have been looking at how to use cloud computing in combination with MySQL and I must say that I’m a bit sceptical [...]

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Tags: Down Time · MySQL · Performance · Replication · hosting