Muhammad Ananta Faturrahman - DevOps Engineer

Ananta

Jakarta, Indonesia

If you have any questions or just want to chat, feel free to reach out via LinkedIn!~

GitLab CI Pipelines Stuck After RDS Storage Filled Up

GitLab CI Pipelines Stuck After RDS Storage Filled Up

Debugging GitLab CI pipelines stuck at "created" status, tracing the problem from a full EC2 root disk through an EBS resize that didn't fix anything, down to the real cause: an RDS PostgreSQL instance running low on storage from a growing, unconsumed replication slot.

Debugging SSL EOF Errors in Kubernetes with Nginx and SonarQube

Debugging SSL EOF Errors in Kubernetes with Nginx and SonarQube

A CI pipeline kept failing with OpenSSL EOF errors when calling the SonarQube API. I traced the problem through two layers of nginx buffering and fixed it with three lines of config.

Upgrading SonarQube from Community to Enterprise

Upgrading SonarQube from Community to Enterprise

A practical walkthrough of upgrading SonarQube from Community to Enterprise edition, covering license management, database cloning pitfalls, and Kubernetes pod restart debugging.

I Automated Google Index Status Checks for My Blog

I Automated Google Index Status Checks for My Blog

I had a long weekend, published multiple articles, and got tired of manually submitting each one to Google Search Console. So I asked AI to write a script that checks the index status of every article in my sitemap and submits the unindexed ones automatically.

A single trailing comma crashed our production pods

A single trailing comma crashed our production pods

A trailing comma in a JSON config file caused our Kubernetes pods to crashloop. Here is how I found it, what caused it, and how we prevent it from happening again.

SSH Failing on Tencent Cloud CLB After GitLab Migration

SSH Failing on Tencent Cloud CLB After GitLab Migration

I walked through debugging why SSH connections to a migrated GitLab instance were failing at the public CLB, and how adding a TCP listener on port 22 fixed it.

MariaDB Galera Cluster on hybrid cloud benchmark

MariaDB Galera Cluster on hybrid cloud benchmark

I benchmarked a MariaDB Galera Cluster across AWS, Proxmox, and a hybrid AWS-Proxmox setup, measuring throughput and latency under read-only, write-only, and mixed workloads. AWS won on performance, hybrid was a reasonable compromise.