Reducing PostgreSQL Storage on TencentDB by Cleaning pg_log
A walkthrough of investigating a false PostgreSQL disk usage alert on TencentDB and reducing storage by cleaning pg_log retention.
Ananta
Caching Terraform Modules in a Kubernetes CI Pipeline
Building a manual module cache on a shared PVC to avoid terraform init git-cloning every module from scratch in ephemeral Jenkins agents.
Caching Terraform Providers in a Kubernetes CI Pipeline
Adding a PVC-based provider cache to speed up terraform init in ephemeral Jenkins CI agents.
Migrating SonarQube from AWS to Tencent Cloud
A practical walkthrough of migrating SonarQube from AWS to Tencent Cloud, covering database migration, persistent storage, custom plugins, GitOps deployment, and the lessons learned along the way.
Upgrading Ghost and hitting MariaDB's charset trap
Ghost forces `DEFAULT CHARACTER SET utf8mb4` on every CREATE TABLE, which makes MariaDB use `utf8mb4_general_ci` instead of `utf8mb4_unicode_ci`, breaking foreign keys on collation-mismatched columns.
Cleaning Up My Instagram Following List with Python
A walkthrough on exporting Instagram data, parsing followers and following JSON files, and finding accounts that do not follow you back.
Expanding EC2 Root EBS Volume Without Downtime
Expanded an EC2 root EBS system volume on Ubuntu 24.04.4 LTS (ARM) without downtime using Terraform.