Archive

Dive into a collection of past posts and rediscover timeless content.

#9 Uptime Sync: Claude Code Security, Microservices and Databases, and GitOps Lessons Learned

Feb 21, 2026

•

4 min read

#9 Uptime Sync: Claude Code Security, Microservices and Databases, and GitOps Lessons Learned

AI coding security, database architecture patterns, promotion frameworks, and self-hosted infrastructure tools worth knowing

Yoshik Karnawat

#8 Uptime Sync: GitHub’s Feb 9 Incident, Gemini 3 Deep Think & RDMA

Feb 15, 2026

•

4 min read

#8 Uptime Sync: GitHub’s Feb 9 Incident, Gemini 3 Deep Think & RDMA

Platform reliability lessons, new model research, security pitfalls in “vibe coding,” and systems-level performance primitives

Yoshik Karnawat

System Design

Feb 10, 2026

•

10 min read

YouTube Architecture

How YouTube grew to 2 billion users by bending MySQL to their will

Yoshik Karnawat

Digest

#7 Uptime Sync: GPT-5.3 Codex, Claude Opus 4.6 & Netflix's Real-Time Graph

Feb 8, 2026

•

4 min read

#7 Uptime Sync: GPT-5.3 Codex, Claude Opus 4.6 & Netflix's Real-Time Graph

New AI model launches, credential leak research, and distributed systems architecture at internet scale

Yoshik Karnawat

Digest

#6 Uptime Sync: Kubernetes 1.35, PostgreSQL at 800M Users & TCP Debugging

Feb 2, 2026

•

4 min read

#6 Uptime Sync: Kubernetes 1.35, PostgreSQL at 800M Users & TCP Debugging

Scaling 800M users, production security stories, and network debugging patterns that actually work

Yoshik Karnawat

Networking

Jan 27, 2026

•

7 min read

HTTP/3 Doesn't Just Speed Things Up

It Abandons TCP Entirely

Yoshik Karnawat

Jan 19, 2026

•

6 min read

How SSO Actually Works

One login, dozens of apps. Here's the mechanism behind it.

Yoshik Karnawat

Digest

#5 Uptime Sync: Zero-Downtime Elasticsearch Upgrades, AI Realities & Kubernetes Mental Models

Jan 16, 2026

•

5 min read

#5 Uptime Sync: Zero-Downtime Elasticsearch Upgrades, AI Realities & Kubernetes Mental Models

Major version upgrades without downtime, honest takes on AI limitations, distributed system architecture patterns, and production-grade security tooling

Yoshik Karnawat

Cloud

Jan 12, 2026

•

8 min read

Under-the-hood of Load Balancers

Most 502s don't come from failed backends. They come from behaviors you never configured.

Yoshik Karnawat

Digest

#4 Uptime Sync: BGP Route Leaks, GitHub Platform Engineering & Terraform Rollback Patterns

Jan 8, 2026

•

4 min read

#4 Uptime Sync: BGP Route Leaks, GitHub Platform Engineering & Terraform Rollback Patterns

Route leak forensics in production networks, how platform teams solve infrastructure at scale, safe infrastructure rollback strategies, and AI coding agents that actually ship code

Yoshik Karnawat

Archive

Dive into a collection of past posts and rediscover timeless content.

#9 Uptime Sync: Claude Code Security, Microservices and Databases, and GitOps Lessons Learned

#8 Uptime Sync: GitHub’s Feb 9 Incident, Gemini 3 Deep Think & RDMA

YouTube Architecture

#7 Uptime Sync: GPT-5.3 Codex, Claude Opus 4.6 & Netflix's Real-Time Graph

#6 Uptime Sync: Kubernetes 1.35, PostgreSQL at 800M Users & TCP Debugging

HTTP/3 Doesn't Just Speed Things Up

How SSO Actually Works

#5 Uptime Sync: Zero-Downtime Elasticsearch Upgrades, AI Realities & Kubernetes Mental Models

Under-the-hood of Load Balancers

#4 Uptime Sync: BGP Route Leaks, GitHub Platform Engineering & Terraform Rollback Patterns

The Uptime Engineer