* 순서 : listener 종료->DB종료->클러스터종료->클러스터기동->DB기동->listener기동 * 명령어 srvctl status listener srvctl stop listener -L {리스너이름} -n {rac} srvctl stop database -d {DB이름} -o immediate srvctl stop instance -d {DB이름} -i {instance이름} -o immediate srvctl stop asm -n {노드이름} -i {ASM instance이름} -o immediate