// blog

Field notes

Occasional write-ups on the systems I build and run. Also available as RSS.

// filter:

Moving Thanos from GCS to Huawei OBS, and fixing a multipart upload bug on the way

20 Oct 2025

What broke when Thanos blocks started landing in Huawei Cloud OBS instead of Google Cloud Storage, and the objstore patch that fixed it.
- thanos
- object-storage
- huawei-cloud
One Go API over every SCM: go-scm in the internal developer platform

10 Aug 2025

How the IDP supports Bitbucket Server, Bitbucket Cloud, and GitHub through jenkins-x/go-scm, and the Stash fixes I sent upstream.
- go
- scm
- platform
One timezone for everything: k8tz and the Jakarta timestamp problem

20 Nov 2024

How we used k8tz to force Asia/Jakarta onto public images like Fluentd and Elasticsearch, and the three patches I sent upstream.
- kubernetes
- k8tz
- go
Cutting over-provisioning with KEDA: cron, external triggers, and a Selenium Grid queue

04 Sept 2024

How I used KEDA cron scalers, external triggers, and Selenium Grid queue scalers to stop paying for idle replicas in production.
- kubernetes
- keda
- autoscaling
Running a k0s cluster with the GCP cloud controller for internal tooling

12 Mar 2024

Why I picked k0s for an internal utility cluster, and what wiring the GCP cloud controller manager into it actually involved.
- kubernetes
- k0s
- gcp