Essays and engineering reflections by Herdi Agusthio on distributed Go systems, architecture and autonomous AI agents.https://thio.103.217.144.64.nip.iohttps://thio.103.217.144.64.nip.io/blog/bedah-optimasi-vps-2gb-ram-production-dan-ai-agentshttps://thio.103.217.144.64.nip.io/blog/bedah-optimasi-vps-2gb-ram-production-dan-ai-agentsCatatan hands-on mengaudit dan mengoptimalkan single VPS 1.9 GB RAM yang melayani trafik produksi sekaligus autonomous AI agent workstation—mulai dari memangkas daemon bawaan Ubuntu, tuning TCP BBR, cgroup memory guardrails, hingga menyiapkan rollback runbook sebelum eksekusi.Sat, 17 Oct 2026 00:00:00 GMTlinuxvps-optimizationsystems-engineeringsysctlsystemdai-engineeringdevopshttps://thio.103.217.144.64.nip.io/blog/refactoring-ai-agent-cockpit-zero-dependency-bun-dan-ui-ux-overhaulhttps://thio.103.217.144.64.nip.io/blog/refactoring-ai-agent-cockpit-zero-dependency-bun-dan-ui-ux-overhaulStudi kasus merombak arsitektur backend dan UI/UX AI Agent Cockpit (vps-dashboard) di atas Bun native server tanpa mengorbankan batas memori >= 500 MB free RAM—mulai dari paralelisasi systemd cgroup telemetry, Command Palette (Cmd+K), Drag-and-Drop Kanban, hingga 52 automated tests.Sat, 17 Oct 2026 00:00:00 GMTbuntypescriptui-uxai-agentsvpsobservabilitysystemdhttps://thio.103.217.144.64.nip.io/blog/arsitektur-membosankanhttps://thio.103.217.144.64.nip.io/blog/arsitektur-membosankanScalability bukan cuma soal throughput. Sistem juga harus scalable secara operasional dan organisasional. Terkadang, desain yang membosankan justru yang paling tangguh saat insiden jam 3 pagi.Fri, 25 Sep 2026 00:00:00 GMTsoftware-architecturemicroservicesbackend-engineeringgolangsoftware-engineeringhttps://thio.103.217.144.64.nip.io/blog/concurrency-in-go-under-the-hoodhttps://thio.103.217.144.64.nip.io/blog/concurrency-in-go-under-the-hoodNotes from digging into how Go concurrency really works: why concurrency is not parallelism, why goroutines are cheaper than threads, and Go's share-by-communicating philosophy.Mon, 04 Aug 2025 00:00:00 GMTgolangconcurrencyruntimegoroutinesdistributed-systemshttps://thio.103.217.144.64.nip.io/blog/microservices-orchestration-vs-choreographyhttps://thio.103.217.144.64.nip.io/blog/microservices-orchestration-vs-choreographyShould your microservices dance or follow a conductor? A deep dive into the Saga Pattern, explaining Choreography vs. Orchestration for distributed systems.Mon, 07 Jul 2025 00:00:00 GMTmicroservicesarchitectureorchestrationchoreographydistributed-systemshttps://thio.103.217.144.64.nip.io/blog/belajar-koding-tanpa-menulis-kodehttps://thio.103.217.144.64.nip.io/blog/belajar-koding-tanpa-menulis-kodeDi era AI, kemampuan merangkai kalimat menjadi skill teknikal. Inilah masa depan coding yang tak lagi ditulis, tapi dideskripsikan.Mon, 23 Jun 2025 00:00:00 GMTai-engineeringcodingsoftware-architectureai-toolshttps://thio.103.217.144.64.nip.io/blog/zona-belajar-atau-zona-nyamanhttps://thio.103.217.144.64.nip.io/blog/zona-belajar-atau-zona-nyamanDari zona nyaman di konsultan IT ke Tokopedia: kisah seorang engineer yang sadar bahwa merasa 'masih belajar' bisa jadi tanda ia sudah berhenti bertumbuh.Mon, 16 Jun 2025 00:00:00 GMTcareerlearninggrowthsoftware-engineeringhttps://thio.103.217.144.64.nip.io/blog/pengakuan-seorang-software-engineerhttps://thio.103.217.144.64.nip.io/blog/pengakuan-seorang-software-engineerCerita reflektif tentang perjalanan karir tak terduga seorang software engineer—dari menolak coding hingga belajar bersyukur atas takdir yang dialaminya.Mon, 09 Jun 2025 00:00:00 GMTcareercraftsmanshipsoftware-engineeringmindsethttps://thio.103.217.144.64.nip.io/blog/8-tahun-jadi-software-engineer-menulishttps://thio.103.217.144.64.nip.io/blog/8-tahun-jadi-software-engineer-menulisSetelah 8 tahun jadi software engineer, saya sadar bahwa menulis adalah kunci untuk tetap relevan di era AI yang terus berubah. Ini refleksi dan cerita saya.Mon, 02 Jun 2025 00:00:00 GMTcareersoftware-engineeringwritingai-era