From 35af85c7f2df23f6fe04fe909589cd337c1d8320 Mon Sep 17 00:00:00 2001
From: hyungi <hyun49196@gmail.com>
Date: Sat, 20 Jun 2026 05:24:04 +0000
Subject: [PATCH] =?UTF-8?q?ops(compose):=20tier-0=20OOM=20=EB=AC=B4?=
 =?UTF-8?q?=EC=9E=A5=20=E2=80=94=20postgres=C2=B7fastapi=20oom=5Fscore=5Fa?=
 =?UTF-8?q?dj=3D-900=20+=20mineru=20mem=5Flimit=2016g?=
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호스트 30GB 빠듯(여유 <1GB·스왑 full)에서 mineru VLM 스파이크가 글로벌 OOM 유발 시 커널이
가해자 대신 postgres(prod DB)/fastapi(앱+스케줄러 SPOF)를 reap 하던 비대칭 제거. tier-0 = -900(보호),
mineru = 16g cap(steady ~12GB)로 봉쇄. mineru 는 docker update 로 live 선적용.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
---
 docker-compose.yml | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/docker-compose.yml b/docker-compose.yml
index a3bae71..4e692db 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -16,6 +16,8 @@ services:
       timeout: 5s
       retries: 5
     restart: unless-stopped
+    # 2026-06-20 tier-0 무장: 글로벌 OOM 시 커널이 postgres(prod DB)를 reap 하지 않도록.
+    oom_score_adj: -900
 
   kordoc-service:
     build: ./services/kordoc
@@ -59,6 +61,7 @@ services:
   # 동기 do_parse 버그 회피 위해 server.py 는 async aio_do_parse 사용. 포트 3301.
   mineru-service:
     build: ./services/mineru
+    mem_limit: 16g  # 2026-06-20: VLM 스파이크 봉쇄 (steady ~12GB) — 호스트 30GB 글로벌 OOM 차단
     ports:
       - "127.0.0.1:3301:3301"
     expose:
@@ -173,6 +176,7 @@ services:
 
   fastapi:
     build: ./app
+    oom_score_adj: -900  # 2026-06-20 tier-0 무장 (앱+스케줄러 SPOF 보호)
     ports:
       - "100.110.63.63:8000:8000"
     volumes: