Author

Richard "RichiH" Hartmann

Office of the CTO

Richard "RichiH" Hartmann is the Senior Developer Programs Director, a member of the Office of the CTO and a member of the OSPO of Grafana Labs. He is also Prometheus maintainer, OpenMetrics founder, OpenTelemetry member, and more. Among others, he was a CNCF Technical Oversight Committee member, a CNCF Governing Board member, the chair of the CNCF Technical Advisory Group on Observability, and other roles. He's the only one to receive the CNCF's "Chop wood, carry water" award for essential background twice. He also leads, organizes, or helps run various conferences from hundreds to 18,000 attendess, including but not limited to KubeCon, PromCon, FOSDEM, DENOG, DebConf, and Chaos Communication Congress. In the past, he made mainframe databases work, ISP backbones run, kept the largest IRC network on Earth running, and designed and built a datacenter from scratch. Go through his talks, podcasts, interviews, and articles at https://github.com/RichiH/talks or follow him on Mastodon at https://chaos.social/@RichiH for musings on the intersection of technology and society.

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Richard "RichiH" Hartmann · 11 Mar 2025 · 7 min read

Grafana OnCall OSS in maintenance mode: your questions answered

Grafana Labs has put Grafana OnCall (OSS) into read-only, maintenance mode, and will archive the project in one year on 2026-03-24. Here's what you...

Grafana OnCall

Richard "RichiH" Hartmann · 27 Jun 2024 · 6 min read

Grafana security update: Grafana Loki and unintended data write attempts to Amazon S3 buckets

We discovered the Grafana Loki Helm chart had a default configuration that could potentially lead to unintended requests to third-party Amazon S3...

Security

AWS

Loki

Simon Crute · 6 May 2024 · 6 min read

Data source security in Grafana: Best practices and what to avoid

A security report claiming there’s a SQL injection attack in Grafana is incorrect. It is the intended and documented behavior for authenticated users...

Security

Grafana

Dashboard

Richard "RichiH" Hartmann · 30 Mar 2022 · 9 min read

Grafana Mimir Q&A with Grafana Labs CEO Raj Dutt

With the launch of our new open source TSDB, we collected questions from Grafanistas and Raj answered them.

Open source

Mimir

Richard "RichiH" Hartmann · 10 Dec 2021 · 4 min read

Grafana 8.3.2 and 7.5.12 released with moderate severity security fix

The release of Grafana 8.3.2 and 7.5.12 include a moderate severity security fix. If you are affected, we recommend that you install newly released...