=== d4a 1. 출발점 nginx 워커 PID — 문서가 가리키는 기계(test-server) ===
donghye+  178492  178491  0 15:51 ?        00:00:00 zsh -c  echo "=== d4a 1. ????????? nginx ?????? PID ??? ????????? ???????????? ??????(test-server) ===" ps -ef | grep "[n]ginx" | head -3 || echo "(test-server ??? nginx ??????????????? ??????)" echo "=== ?????? ??????(kc-lab-edge) ===" ssh -o BatchMode=yes kc-lab-edge "ps -ef | grep \"[n]ginx\" | head -3" echo "=== 3. ??? ??????????????? ?????? ????????? ===" ssh -o BatchMode=yes kc-lab-edge "sudo ls -la /etc/letsencrypt/renewal-hooks/deploy/" echo "=== 4. ??? ????????? ?????? ??? ===" echo -n "lab host : "; date -u "+%Y-%m-%dT%H:%M:%S.%3NZ" echo -n "kc-lab-edge: "; ssh -o BatchMode=yes kc-lab-edge "date -u \"+%Y-%m-%dT%H:%M:%S.%3NZ\"" 
=== 실제 엣지(kc-lab-edge) ===
root        1065       1  0 04:27 ?        00:00:00 nginx: master process /usr/sbin/nginx -g daemon on; master_process on;
www-data    1106    1065  0 04:27 ?        00:00:00 nginx: worker process
=== 3. 훅 디렉터리가 비어 있는지 ===
total 8
drwxr-xr-x 2 root root 4096 Sep 17 04:33 .
drwxr-xr-x 5 root root 4096 Sep 17 04:33 ..
=== 4. 두 기계의 시계 차 ===
lab host : 2026-09-17T06:51:28.799Z
kc-lab-edge: 2026-09-17T06:49:54.782Z
