# Infrastructure *24 posts · Newest first* - [A monitoring tool caused most of the monthly requests](https://www.mohit.dev/posts/2026-11-06-a-monitoring-tool-caused-most-of-the-monthly-requests/) (6 November 2026 · Infrastructure): Out of 839k monthly requests to one platform, 512k came from a sitemap status check running every few minutes. - [A full infrastructure audit is underway](https://www.mohit.dev/posts/2026-11-06-a-full-infrastructure-audit-is-underway/) (6 November 2026 · Infrastructure): An infrastructure audit has started, with more writing planned on the findings. - [Upgrading Bitcoin Core from 27.0 to 32.1](https://www.mohit.dev/posts/2026-10-30-upgrading-bitcoin-core-from-27-to-32/) (30 October 2026 · Finance, Infrastructure, Performance): What changed between Bitcoin Core 27.0 and 32.1: AssumeUTXO on mainnet, a 1GB default dbcache, and parallel block input fetching for faster initial sync. - [Non-profits and the Internet](https://www.mohit.dev/posts/2026-10-24-non-profits-and-the-internet/) (24 October 2026 · Infrastructure): Signal and Let's Encrypt stand out for their contributions to the Internet. - [GitHub is throwing 500s](https://www.mohit.dev/posts/2026-10-07-github-is-throwing-500s/) (7 October 2026 · Infrastructure): GitHub returns server errors, so the evening turns into a forced break. - [Approve hit counts look unreal](https://www.mohit.dev/posts/2026-10-05-approve-hit-counts-look-unreal/) (5 October 2026 · Product development, Performance, Infrastructure): Approve.so October traffic jumps well past the prior daily pace, and the spike looks worth debugging. - [Groq powering McLaren F1](https://www.mohit.dev/posts/2026-10-04-groq-powering-mclaren-f1/) (4 October 2026 · Infrastructure): Groq showing up as the compute behind McLaren's Formula 1 effort. - [Cloudflare KV Instant pricing and tradeoffs](https://www.mohit.dev/posts/2026-10-02-cloudflare-kv-instant-pricing-and-tradeoffs/) (2 October 2026 · Cloudflare, Infrastructure, Performance): Notes on KV Instant’s fast reads versus steep per-MB storage and per-operation Class A costs. - [Has the Rust server moved into production?](https://www.mohit.dev/posts/2026-09-29-has-the-rust-server-moved-into-production/) (29 September 2026 · Rust, Performance, Infrastructure): A question for 37signals after their Basecamp outage, noting reported Rust rewrite gains of over 50x. - [LoomUp server response timings](https://www.mohit.dev/posts/2026-09-29-loomup-server-response-timings/) (29 September 2026 · Performance, Networking, Infrastructure): A breakdown of LoomUp's sub-millisecond stages, with most of the remaining 80 ms blamed on the DEL-BLR trip. - [Approve hits a million requests](https://www.mohit.dev/posts/2026-09-29-approve-hits-a-million-requests/) (29 September 2026 · Product development, Infrastructure, Performance): Approve.so crosses one million September hits across assets, push, sockets, and CRUD, with AI next. - [Linux machine booting in under 10ms](https://www.mohit.dev/posts/2026-09-28-linux-machine-booting-in-under-10ms/) (28 September 2026 · Infrastructure, CLI): A reaction to boxd's claim of a whole Linux machine that boots in under 10 milliseconds. - [When the usage meter costs more than usage](https://www.mohit.dev/posts/2026-09-28-usage-meter-costs-more-than-usage/) (28 September 2026 · Cloudflare, Infrastructure, Finance): A Cloudflare cost comparison shows how chatty Durable Object writes can dwarf the underlying usage. - [Cutting API response time by over a second](https://www.mohit.dev/posts/2026-09-23-cutting-api-response-time-by-over-a-second/) (23 September 2026 · Cloudflare, Performance, Infrastructure): WaitUntil accounting, fewer D1 round trips, and Smart Placement reclaim more than a second per request. - [Project L cuts monitoring check frequency](https://www.mohit.dev/posts/2026-09-22-project-l-cuts-monitoring-check-frequency/) (22 September 2026 · Infrastructure, Networking, Cloudflare): SSL, DNS, Lighthouse, and related checks across 23 projects are paced down to ease server load. - [Cloudflare 525s and Caddy peer retransmits](https://www.mohit.dev/posts/2026-09-22-cloudflare-525s-and-caddy-peer-retransmits/) (22 September 2026 · Cloudflare, Networking, Infrastructure): Project A returns 525s while project L stays fast, and some Caddy–Cloudflare peers show heavy retransmits. - [A 4.94 GB database copy in 70 seconds](https://www.mohit.dev/posts/2026-09-20-a-4-94-gb-database-copy-in-70-seconds/) (20 September 2026 · SQLite, Infrastructure, Performance): A schema-change workflow hits a snag while copying and verifying an existing database. - [Saving 100 TB of RAM across a fleet](https://www.mohit.dev/posts/2026-09-19-saving-100-tb-of-ram-across-a-fleet/) (19 September 2026 · Infrastructure, Performance): A quick appreciation of saving 100 TB of RAM across a fleet. - [Questioning three million requests in a day](https://www.mohit.dev/posts/2026-09-19-questioning-three-million-requests-in-a-day/) (19 September 2026 · Infrastructure, Performance, Networking): Investigating whether excessive crawling or unoptimized network calls explain a surprising request count. - [43 requests per second and a 341 ms p95](https://www.mohit.dev/posts/2026-09-18-43-requests-per-second-and-a-341-ms-p95/) (18 September 2026 · Infrastructure, Performance): Checking CPU usage, request throughput, and latency as a backend project grows. - [Three million daily requests on my Rust server](https://www.mohit.dev/posts/2026-09-18-three-million-daily-requests-on-my-rust-server/) (18 September 2026 · Rust, Infrastructure, Performance, Cloudflare): Comparing a custom Rust server’s growing request volume with Cloudflare Workers pricing. - [Bots generating their own bots](https://www.mohit.dev/posts/2026-09-18-bots-generating-their-own-bots/) (18 September 2026 · AI agents, Infrastructure): Questions about nested bots, account access inside containers, and parent-account monitoring. - [Rethinking the Rust and SQLite service architecture](https://www.mohit.dev/posts/2026-09-17-rethinking-the-rust-and-sqlite-service-architecture/) (17 September 2026 · Rust, SQLite, Infrastructure): Weighing the current service against a split between API workers and the database layer. - [One backend, two very different project outcomes](https://www.mohit.dev/posts/2026-09-17-one-backend-two-very-different-project-outcomes/) (17 September 2026 · Infrastructure): Trying to understand why one project works and another fails on the same backend service. 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