Sridhar Rajarao's writing — notes, essays, and longer-form posts.https://sridharrajarao.com/en-ushttps://sridharrajarao.com/blog/ai-datacenter-buildout-five-issues/https://sridharrajarao.com/blog/ai-datacenter-buildout-five-issues/The AI buildout is not mainly a real-estate problem. It is a race to integrate power, cooling, equipment, permits, and useful compute at the same time.Sun, 30 Aug 2026 00:00:00 GMThttps://sridharrajarao.com/blog/gpus-need-fast-object-storage/https://sridharrajarao.com/blog/gpus-need-fast-object-storage/The GPU does not care that object storage is durable and scalable. It cares whether the next batch of data arrives before it goes idle.Sun, 30 Aug 2026 00:00:00 GMThttps://sridharrajarao.com/blog/should-senior-leadership-attend-pir/https://sridharrajarao.com/blog/should-senior-leadership-attend-pir/For major incidents, a Post Incident Review is not an operations meeting. It is where leaders remove the blockers that keep the service from becoming safer.Sat, 29 Aug 2026 00:00:00 GMThttps://sridharrajarao.com/blog/why-github-feels-less-reliable/https://sridharrajarao.com/blog/why-github-feels-less-reliable/GitHub is not having one outage problem. Its recent incident reports show the difficult middle of a platform transformation.Sun, 23 Aug 2026 00:00:00 GMThttps://sridharrajarao.com/blog/tls-rotation-observability/https://sridharrajarao.com/blog/tls-rotation-observability/Automation renews a certificate. Observability proves every endpoint is serving it and customers can complete a TLS handshake.Thu, 13 Aug 2026 00:00:00 GMThttps://sridharrajarao.com/blog/cloud-postmortems-volume-vs-depth/https://sridharrajarao.com/blog/cloud-postmortems-volume-vs-depth/GCP publishes 100+ postmortems a year. AWS publishes almost none. Azure has become the transparency leader. What each posture reveals about engineering culture, and what SREs should steal from all three.Wed, 05 Aug 2026 00:00:00 GMThttps://sridharrajarao.com/blog/jsm-projects-atlassian-vs-hyperscalers/https://sridharrajarao.com/blog/jsm-projects-atlassian-vs-hyperscalers/Atlassian recommends consolidation. Hyperscalers use many. Both are right for different problems. Five real reasons to split, and what works at each scale.Tue, 28 Jul 2026 00:00:00 GMThttps://sridharrajarao.com/blog/direction-then-review/https://sridharrajarao.com/blog/direction-then-review/How I use Claude and ChatGPT like junior developers on my team. Three concrete workflows from this month, and a five-point checklist for reviewing AI output.Mon, 27 Jul 2026 00:00:00 GMThttps://sridharrajarao.com/blog/itil-vs-sre/https://sridharrajarao.com/blog/itil-vs-sre/The big clouds don't run ITIL. Five assumptions ITIL makes that break at hyperscaler scale, and what AWS, Azure, GCP, and OCI use instead.Sun, 26 Jul 2026 00:00:00 GMThttps://sridharrajarao.com/blog/rewiring-incident-response/https://sridharrajarao.com/blog/rewiring-incident-response/Six weeks in at a new company, rewiring incident response from one Slack thread to a working stack, with AI compressing the parts that used to take a quarter.Sat, 25 Jul 2026 00:00:00 GMThttps://sridharrajarao.com/blog/openai-15-tbps-session-1/https://sridharrajarao.com/blog/openai-15-tbps-session-1/OpenAI wanted a second Object Storage instance, in customer-facing production, at 15 Tbps, in three months. Session 1 covers the first week: closing the architecture.Mon, 08 Jun 2026 00:00:00 GMThttps://sridharrajarao.com/blog/storage-at-scale/https://sridharrajarao.com/blog/storage-at-scale/For eight years I ran SRE for a storage system measured in exabytes. The dashboard I checked every morning shrank to seven numbers. Here they are.Thu, 28 May 2026 00:00:00 GMThttps://sridharrajarao.com/blog/running-an-incident/https://sridharrajarao.com/blog/running-an-incident/The difference between a 10-minute incident and a 3-hour outage is rarely technical. Five things I wish every on-call team locked in before their first big page.Wed, 27 May 2026 00:00:00 GMThttps://sridharrajarao.com/blog/http-codes-at-scale/https://sridharrajarao.com/blog/http-codes-at-scale/How I read 500, 502, 503, and 429 in production at scale, and what each one is really telling you.Tue, 26 May 2026 00:00:00 GMThttps://sridharrajarao.com/blog/operational-readiness/https://sridharrajarao.com/blog/operational-readiness/A short, verifiable checklist for production launches. What to ask, why ORRs become theater, and where AI helps.Mon, 25 May 2026 00:00:00 GMThttps://sridharrajarao.com/blog/service-levels/https://sridharrajarao.com/blog/service-levels/What SLI, SLO, and SLA actually mean, why the order matters, and where AI helps.Sun, 24 May 2026 00:00:00 GMT