Author Archives: Jay V

DC/OS Kill Mesos Framework

You want to kill a Mesos framework but you’ve no idea how? You’ve looked at this page but it still doesn’t make sense? Then here’s what you need to do to kill a framework on Mesos. In my case, I … Continue reading

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[How To] Java Heap Dump and Stack Trace

Here’s how you can quickly get java heap dump and stack dump on Amazon Linux with Java 8. Your mileage with these commands may vary. First, find the process ID (pid) and user for the java process that you want … Continue reading

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S3 access from VPC or Corporate IP

If you’ve been wanting to allow HTTP access to your favorite S3 bucket from your VPC and/or from your corporate LAN’s public IP, then this blog could help make your job easier. At the end of this, you will be … Continue reading

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Programmatically Trigger Travis Builds on GitHub

Our code for this specific project (which is on GitHub) is designed to handle infrastructure creation and rebuilds. For this purpose, we wanted to to be able to trigger our Travis builds for specific branches via simple Bash scripts, based … Continue reading

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Automating IAM Instance Profile with Ansible

My previous post talked about creating AWS IAM Instance Profiles so you don’t have to save keys on the instances. In this post, we’ll look at using Ansible to launch EC2 instances with IAM Instance Profiles attached to them (you … Continue reading

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Simple Howto: AWS IAM Instance Profiles

For those of you looking to set up applications to run on EC2 instances without having to put credentials on the machines, there is an option. AWS has a great feature for exactly this purpose, and it’s called IAM Instance … Continue reading

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TravisCI: Export From Bash Scripts

Let’s say your TravisCI file is cluttering up due to having too many shell / bash commands in the “.travis.yml” file and you’ve decided to move the commands out to a separate shell script. Now, you’ll want to get export/return … Continue reading

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