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아카이브 글

트렌드 먼저 최근 운영 이슈와 시니어 해석만 빠르게 보기 개념부터 보강 심화 학습 글만 모아 체계적으로 따라가기 구현 문맥 보기 프로젝트 시리즈와 설계 변화만 이어서 보기

Go로 PostgreSQL 프록시 만들기 (38) - pprof 기반 최적화와 투명 프록시의 경계

Go PostgreSQL Database Proxy Performance pprof Optimization

Go로 PostgreSQL 프록시 만들기 (38) - pprof 기반 최적화와 투명 프록시의 경계

🚀 pgmux March 13, 2026 ⏱ 8분

pprof CPU/alloc 프로파일링으로 병목을 찾고, atomic.Pointer·ReadMessageReuse·wire buffer 재사용을 적용한다. 그리고 응답 batching이 왜 '투명한 프록시'의 원칙을 깨는지 분석한다.

Go로 PostgreSQL 프록시 만들기 (23) - 커넥션 풀 오염과 Panic 격리

Go PostgreSQL Database Proxy Connection Pool Panic Recovery Protocol Desync Bug Fix

Go로 PostgreSQL 프록시 만들기 (23) - 커넥션 풀 오염과 Panic 격리

🚀 pgmux March 12, 2026 ⏱ 4분

pgmux에서 발견된 두 가지 CRITICAL 버그 — 에러 시 오염된 커넥션이 풀에 반납되는 Protocol Desync와, 단일 panic이 전체 서버를 크래시시키는 Global Panic Vulnerability — 를 분석하고 수정한다.

Go로 PostgreSQL 프록시 만들기 (24) - 좀비 고루틴과 Dangling Pointer

Go PostgreSQL Database Proxy Context Cancellation Goroutine Leak Dangling Pointer Hot Reload Bug Fix

Go로 PostgreSQL 프록시 만들기 (24) - 좀비 고루틴과 Dangling Pointer

🚀 pgmux March 12, 2026 ⏱ 6분

pgmux에서 발견된 두 가지 CRITICAL 버그 — HTTP 클라이언트 끊김을 무시해 고루틴과 DB 커넥션이 영원히 블로킹되는 좀비 누수와, 핫-리로드 후 Admin/Data API가 닫힌 풀을 바라보는 Dangling Pointer — 를 분석하고 수정한다.

Go로 PostgreSQL 프록시 만들기 (27) - QA 라운드 2: 핫 리로드의 5가지 함정

Go PostgreSQL Database Proxy Hot Reload ConfigMap fsnotify Data Race Cache Invalidation

Go로 PostgreSQL 프록시 만들기 (27) - QA 라운드 2: 핫 리로드의 5가지 함정

🚀 pgmux March 12, 2026 ⏱ 5분

QA에서 발견된 5가지 버그 — Data API 인증 stale, 캐시 전파 누락, ConfigMap symlink 미감지, Reload 주석 불일치, 테스트 race — 의 원인 분석과 수정 과정을 정리한다.