2026 개발 트렌드: Continuous Profiling이 APM 다음 기본 레이어가 되는 이유
지속적 프로파일링이 왜 2026년 실무 표준으로 올라오는지, APM과 어떻게 역할을 분리하고 어떤 기준으로 도입해야 하는지 정리합니다.
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⏱ 3분
PostgreSQL wire protocol을 바이트 레벨로 분석하고, Go로 프록시 서버를 구현하며 핸드셰이크와 쿼리 릴레이를 직접 만들어본다.
Go로 PostgreSQL 프록시 만들기 (10) - TLS Termination과 프록시 인증
Go로 PostgreSQL 프록시 만들기 (10) - TLS Termination과 프록시 인증
🚀 pgmux
March 11, 2026
⏱ 4분
프록시 앞단에서 TLS를 종단하고, 백엔드 없이 클라이언트를 직접 인증하는 Front-end Auth를 구현한다.
Go로 PostgreSQL 프록시 만들기 (11) - Circuit Breaker와 Rate Limiting
Go로 PostgreSQL 프록시 만들기 (11) - Circuit Breaker와 Rate Limiting
🚀 pgmux
March 11, 2026
⏱ 4분
연쇄 장애를 차단하는 Circuit Breaker와 과부하를 방지하는 Token Bucket Rate Limiter를 구현한다.
Go로 PostgreSQL 프록시 만들기 (12) - 무중단 설정 리로드
Go로 PostgreSQL 프록시 만들기 (12) - 무중단 설정 리로드
🚀 pgmux
March 11, 2026
⏱ 4분
SIGHUP 시그널과 Admin API로 프록시를 재시작하지 않고 설정을 변경한다. Reader Pool 핫스왑과 Balancer 원자적 갱신.
Go로 PostgreSQL 프록시 만들기 (13) - LSN 기반 Causal Consistency
Go로 PostgreSQL 프록시 만들기 (13) - LSN 기반 Causal Consistency
🚀 pgmux
March 11, 2026
⏱ 5분
타이머 대신 WAL LSN을 추적하여, 쓰기 직후 읽기에서 정확히 복제된 Reader만 선택한다.
Go로 PostgreSQL 프록시 만들기 (14) - AST 파서와 쿼리 방화벽
Go로 PostgreSQL 프록시 만들기 (14) - AST 파서와 쿼리 방화벽
🚀 pgmux
March 11, 2026
⏱ 7분
pg_query_go로 PostgreSQL의 실제 파서를 활용하여 정확한 쿼리 분류, 위험 쿼리 차단, 시맨틱 캐시 키를 구현한다.
Go로 PostgreSQL 프록시 만들기 (15) - 보안 QA와 취약점 수정
Go로 PostgreSQL 프록시 만들기 (15) - 보안 QA와 취약점 수정
🚀 pgmux
March 11, 2026
⏱ 6분
QA 과정에서 발견된 4건의 보안 취약점 — 캐시 충돌로 인한 개인정보 유출, 무한 재귀, 방화벽 우회, 힌트 주입 — 을 분석하고 수정한다.
Go로 PostgreSQL 프록시 만들기 (16) - Audit Logging, Helm Chart, Serverless Data API
Go로 PostgreSQL 프록시 만들기 (16) - Audit Logging, Helm Chart, Serverless Data API
🚀 pgmux
March 11, 2026
⏱ 7분
비동기 감사 로그와 Slow Query Webhook, K8s Helm Chart, HTTP REST → PG Wire Protocol 변환 Data API를 구현한다.