Configure readinessProbe and livenessProbe for Jira Container on Kubernetes
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...
View ArticleConfluence Auto Archive Solution
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...
View ArticleCustomised Quick Start of Confluence Data Center on AWS
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...
View ArticleDemo of Running Confluence DC on Kubernetes
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...
View ArticleHow Confluence Data Center Manage the Index File?
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...
View ArticleAWS DataSync vs S3 Sync
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...
View ArticleNew EFS access control is available now
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...
View ArticleShare encrypted AMI across AWS accounts
AWS has made sharing encrypted AMI cross accounts a bit easier now, check this out -...
View Article/etc/sysconfig/clock is removed after yum update in Amazon Linux 2
Simple version: If you follow AWS guide Setting the Time for Your Linux Instance to use /etc/sysconfig/clock to configure the timezone in Amazon Linux 2, you may not be able to find it after a yum...
View ArticleUse AWS Secret Manager to handle credentials
AWS Secret Manager is a great solution for secret management. It is similar to HarshiCorp Vault, but with better integrations with other AWS services, e.g. IAM, RDS, Redshift, DocumentDB. As...
View ArticleAWS CodeBuild has no CloudWatch logs
AWS Codebuild can work inside or outside a VPC now, it used to be outside VPC only. If your VPC requires a proxy to access Internet, then you need to set it up properly in the Codebuild project,...
View ArticleCICD Design for Atlassian Suites in AWS
I have been working on a project of migrating Atlassian suites (Confluence/Jira/...) to AWS. This is not a simple lift and shift migration. We actually redesigned everything from ground up. Here is the...
View Article