I've operated petabyte-scale ClickHouse clusters for 5 years

I've been operating large ClickHouse clusters for years. Here's what I've learned about architecture, storage, upgrades, config, testing, costs, and ingestion.

https://www.tinybird.co/blog-posts/what-i-learned-operating-clickhouse

#clickhouse #s3 #zookeeper

Grepping logs remains terrible

https://chronicles.mad-scientist.club/tales/grepping-logs-remains-terrible

#logs #victorialogs

ProxLB – Version 1.1.0 of the Advanced Loadbalancer for Proxmox Clusters is Ready

https://www.credativ.de/en/blog/credativ-inside/proxlb-version-1-1-0-of-the-advanced-loadbalancer-for-proxmox-clusters-is-ready

#proxmox #kvm

Meet

Open source alternative to Google Meet and Zoom powered by LiveKit: HD video calls, screen sharing, and chat features. Built with Django and React.

https://github.com/suitenumerique/meet

#meet #google #zoom #opensource

How We Migrated Terabytes of Metrics from InfluxDB to Grafana Mimir: A Complete Observability Overhaul

https://www.cloudraft.io/blog/influxdb-to-grafana-mimir-migration

#influxdb #mimir #grafana #monitoring #observability

Audit Log metrics

This app parses audit log and sends them to VictoriaMetrics. Grafana dashboard is rendering stats derived from those to find noisy apps or requests taking too much time.

https://github.com/vrutkovs/audit-log-stats

#k8s #kuberenetes #grafana #victorialogs #logs

Two decades of Git: A conversation with creator Linus Torvalds

https://www.youtube.com/watch?v=sCr_gb8rdEI

#git #github #gitlab #vcs

The talks from KubeCon Europe 2025 are now available on YouTube. This playlist features 379 videos.

Note that recordings from the co-located events have not yet been uploaded, but they will be there by the end of this week. Currently, you can find the videos from ArgoCon (34 talks) and Cloud Native Telco Day (11 talks) only.

Finally, the event graphical snapshot highlighting its main stats — such as the record-setting 12418 overall attendees for KubeCon — is attached to this post.

#events #video

The better alternative to Graphite monitoring tool

https://valyala.medium.com/the-better-alternative-to-graphite-monitoring-tool-60874e67f422

#monitoring #observability #graphite #prometheus #influxdb #victoriametrics

VictoriaMetrics : Effective alerts, from theory to practice

https://blog.ogenki.io/post/series/observability/alerts

#monitoring #observability #victoriametrics

The Day Anubis Saved Our Websites From a DDoS Attack

https://fabulous.systems/posts/2025/05/anubis-saved-our-websites-from-a-ddos-attack

#ai #ddos #anubis #monitoring

OpenTelemetry traces to Parquet: the good and the good

https://www.parseable.com/blog/opentelemetry-traces-to-parquet-the-good-and-the-good

#traces #monitoring #observability #opentelemetry

Cloud Snitch

Map visualization and firewall for AWS activity, inspired by Little Snitch for macOS.

https://github.com/ccbrown/cloud-snitch

#aws #firewall #cloud #monitoring #cloudtrail

How to Extend Percona Monitoring and Management to Add Logging Functionality

https://www.percona.com/blog/how-to-extend-percona-monitoring-and-management-to-add-logging-functionality

#logs #observability #monitoring #percona #pmm #loki #victorialogs

brush

bash/POSIX-compatible shell implemented in Rust

https://github.com/reubeno/brush

#shell #bash #rust #posix

VictoriaMetrics Components: Getting Started

https://victoriametrics.com/blog/victoriametrics-getting-started

#monitoring #observability #victoriametrics #opentelemetry

How I Enhanced Loki to Support Petabyte-Scale Log Queries

https://honganan.github.io/2025/03/07/How-I-Enhanced-Loki-to-Support-Petabyte-Scale-Log-Queries

#logs #observability #loki

MySQL Query Optimization with Releem

https://vladmihalcea.com/mysql-query-optimization-releem

#mysql #performance

Incident Report: Spotify Outage on April 16, 2025

https://engineering.atspotify.com/2025/05/incident-report-spotify-outage-on-april-16-2025

#spotify #outage #incident

Monitoring GoToSocial using collectd and VictoriaMetrics

https://www.tumfatig.net/2025/monitoring-gotosocial-using-collectd-and-victoriametrics

#openbsd #gotosocial #victoriametrics #monitoring #observability #graphite