I have been using EFS for a while to store my shared application data. Generally speaking it is good in terms of scalability and performance. My concern is mostly around the security, as it only uses security group to control the access. It is a risk if it is used in a multi-tenants environments, as … Continue reading New EFS access control is available now
I am currently working on a data migration project (from on-premise to AWS cloud). Also I would like to use the method to sync the data from AWS back to on-premise for DR purpose after we have done the migration. The total data size is about 1TB, and it is an online application data which … Continue reading AWS DataSync vs S3 Sync
When building Confluence Data Center on AWS, I was wondering how Confluence Data Centre manages the index file. As we run Confluence cluster in auto-scaling group, the Confluence nodes come and go (not that frequent though, as Confluence is not good at dynamic scaling. It is more schedule based scaling). The newly launched instance gets … Continue reading How Confluence Data Center Manage the Index File?
Stateful Set in Kubernetes is specifically designed for stateful application, and it works well with Confluence Data Center. This is how I designed to run Confluence Data Center on Kubernetes (AWS EKS). And here is a quick demo of scaling up and down.
Based on the Atlassian quick start of Confluence Data Center on AWS, I have made my own version of it. Here are a few customisations that I have introduced. Customisation One: Remove public subnets. To meet the security compliances, we can not use public subnets. All ingress/ egress traffics should go through central managed reverse/ … Continue reading Customised Quick Start of Confluence Data Center on AWS
I have been working on the Confluence space archiving project recently. Here is my design which is already in production. And it works like a charm 🙂 I will explain a bit deeper into the two major automations: Confluence Online Archiving Automation The Online archiving does 3 things: Set the space status to Archive. This … Continue reading Confluence Auto Archive Solution
The kubelet uses liveness probes to know when to restart a Container. For example, liveness probes could catch a deadlock, where an application is running, but unable to make progress. Restarting a Container in such a state can help to make the application more available despite bugs. The kubelet uses readiness probes to know when … Continue reading Configure readinessProbe and livenessProbe for Jira Container on Kubernetes