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Also Read
- Kubernetes: Limits and Requests
- Jenkins agents on AWS EKS
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- AWS: Prevent VPC Modifications
- Cloudformation: Optional Resource Parameters
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- Real Backups On The Cheap
- AWS S3 Bucket Policy to Only Allow Encrypted Object Uploads
- DC/OS Exhibitor on S3 – Issues & Workarounds
Category Archives: Tech.
Kubernetes: Limits and Requests
Recently at work, one of our workloads on kubernetes was erroring out a lot and grafana showed that the pods were being CPU-throttled 50-60% of the time. That was weird, because the pods were nowhere close to hitting their limits. … Continue reading
Posted in Tech.
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Jenkins agents on AWS EKS
The steps outlined here should help you setup Jenkins agents on AWS EKS clusters. The agents are one-time only. In other words, every build gets a fresh agent and then it is thrown away. The big advantage with Kubernetes is … Continue reading
AWS S3 Bucket Policy to Only Allow Encrypted Object Uploads
Amazon S3 supports two types of encryption (server-side-encryption or SSE) for security of data at rest — AES256, and AWS/KMS. AES256 is termed as S3-managed encryption keys [SSE-S3], whereas, KMS is termed, well, SSE-KMS where in the customer manages their … Continue reading
Posted in Amazon Web Services, Tech.
Tagged aes256, aws, bucket, deny, encryption, iam, kms, objects, policy, s3, sse, uploads
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DC/OS Exhibitor on S3 – Issues & Workarounds
If you want basic resiliency around your DC/OS master nodes when hosting them on AWS, you’ll want to have Exhibitor store its data in AWS S3. In order to do so, you’ll want to grant S3 IAM roles to your … Continue reading
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
[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
Posted in Linux, Tech.
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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
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
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