OS환경 : Oracle Linux 7.5 (64bit)
DB 환경 : Oracle Database 19.3.0.0
방법 : 오라클 19c 자동실행 설정
서버 기동 시 오라클DB와 리스너가 자동으로 기동되게 끔 설정하는 방법
oratab 파일 확인
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 | $ cat /etc/oratab # # This file is used by ORACLE utilities. It is created by root.sh # and updated by either Database Configuration Assistant while creating # a database or ASM Configuration Assistant while creating ASM instance. # A colon, ':', is used as the field terminator. A new line terminates # the entry. Lines beginning with a pound sign, '#', are comments. # # Entries are of the form: # $ORACLE_SID:$ORACLE_HOME:<N|Y>: # # The first and second fields are the system identifier and home # directory of the database respectively. The third field indicates # to the dbstart utility that the database should , "Y", or should not, # "N", be brought up at system boot time. # # Multiple entries with the same $ORACLE_SID are not allowed. # # orcl:/app/oracle/product/19c:N |
기존에는 N으로 되어있는데 Y로 변경
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 | $ cat /etc/oratab # # This file is used by ORACLE utilities. It is created by root.sh # and updated by either Database Configuration Assistant while creating # a database or ASM Configuration Assistant while creating ASM instance. # A colon, ':', is used as the field terminator. A new line terminates # the entry. Lines beginning with a pound sign, '#', are comments. # # Entries are of the form: # $ORACLE_SID:$ORACLE_HOME:<N|Y>: # # The first and second fields are the system identifier and home # directory of the database respectively. The third field indicates # to the dbstart utility that the database should , "Y", or should not, # "N", be brought up at system boot time. # # Multiple entries with the same $ORACLE_SID are not allowed. # # orcl:/app/oracle/product/19c:Y |
기동 정지용 스크립트 생성
/home/oracle/start_all.sh 파일 생성
1 2 3 4 5 6 7 8 9 | $ cat start_all.sh #!/bin/bash . /home/oracle/.bash_profile export ORAENV_ASK=NO . oraenv export ORAENV_ASK=YES dbstart \$ORACLE_HOME |
/home/oracle/stop_all.sh 파일 생성
1 2 3 4 5 6 7 8 9 | $ cat stop_all.sh #!/bin/bash . /home/oracle/.bash_profile export ORAENV_ASK=NO . oraenv export ORAENV_ASK=YES dbshut \$ORACLE_HOME |
위 파일에 실행 권한 부여
1 2 | $ chown oracle:dba /home/oracle/st*_all.sh $ chmod u+x /home/oracle/st*_all.sh |
서비스 등록을 위한 파일생성
root 권한으로 /lib/systemd/system/{SID}.service 파일 생성
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 | # cat /lib/systemd/system/orcl.service [Unit] Description=The Oracle Database Service After=syslog.target network.target [Service] # systemd ignores PAM limits, so set any necessary limits in the service. # Not really a bug, but a feature. # https://bugzilla.redhat.com/show_bug.cgi?id=754285 LimitMEMLOCK=infinity LimitNOFILE=65535 #Type=simple # idle: similar to simple, the actual execution of the service binary is delayed # until all jobs are finished, which avoids mixing the status output with shell output of services. RemainAfterExit=yes User=oracle Group=dba Restart=no ExecStart=/bin/bash -c '/home/oracle/start_all.sh' ExecStop=/bin/bash -c '/home/oracle/stop_all.sh' [Install] WantedBy=multi-user.target |
새로 생성한 서비스를 systemd 가 인식할 수 있도록 리로드 작업 진행
1 | # systemctl daemon-reload |
서비스 시작 전 프로세스 확인
1 2 3 4 5 | $ ps -ef | grep tns root 15 2 0 10:57 ? 00:00:00 [netns] oracle 13512 9474 0 11:11 pts/0 00:00:00 grep --color=auto tns $ ps -ef | grep pmon oracle 13516 9474 0 11:12 pts/0 00:00:00 grep --color=auto pmon |
db와 리스너가 내려가 있음
서비스 시작 후 재기동 시 자동으로 오라클이 실행됨
1 2 3 | # systemctl start orcl.service # systemctl enable orcl.service Created symlink from /etc/systemd/system/multi-user.target.wants/orcl.service to /usr/lib/systemd/system/orcl.service. |
서비스 시작 후 프로세스 확인
1 2 3 4 5 6 | $ ps -ef | grep tns root 15 2 0 10:57 ? 00:00:00 [netns] oracle 13512 9474 0 11:11 pts/0 00:00:00 grep --color=auto tns $ ps -ef | grep pmon oracle 13609 1 0 11:13 ? 00:00:00 ora_pmon_orcl oracle 13962 9474 0 11:13 pts/0 00:00:00 grep --color=auto pmon |
db는 정상적으로 기동됬지만 리스너는 기동되지 않음
서비스 확인
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 | # systemctl status orcl.service ?? orcl.service - The Oracle Database Service Loaded: loaded (/usr/lib/systemd/system/orcl.service; enabled; vendor preset: disabled) Active: active (exited) since Mon 2020-06-08 14:41:36 KST; 19s ago Process: 9257 ExecStart=/bin/bash -c /home/oracle/start_all.sh (code=exited, status=0/SUCCESS) Main PID: 9257 (code=exited, status=0/SUCCESS) CGroup: /system.slice/orcl.service ???9378 ora_pmon_orcl ???9380 ora_clmn_orcl ???9382 ora_psp0_orcl ???9384 ora_vktm_orcl ???9388 ora_gen0_orcl ???9390 ora_mman_orcl ???9394 ora_gen1_orcl ???9397 ora_diag_orcl ???9399 ora_ofsd_orcl ???9402 ora_dbrm_orcl ???9404 ora_vkrm_orcl ???9406 ora_svcb_orcl ???9408 ora_pman_orcl ???9410 ora_dia0_orcl ???9412 ora_dbw0_orcl ???9414 ora_lgwr_orcl ???9416 ora_ckpt_orcl ???9418 ora_smon_orcl ???9420 ora_smco_orcl ???9422 ora_reco_orcl ???9424 ora_w000_orcl ???9426 ora_lreg_orcl ???9428 ora_w001_orcl ???9430 ora_pxmn_orcl ???9434 ora_mmon_orcl ???9436 ora_mmnl_orcl ???9438 ora_d000_orcl ???9440 ora_s000_orcl ???9442 ora_tmon_orcl ???9448 ora_m000_orcl ???9455 ora_tt00_orcl ???9457 ora_tt01_orcl ???9459 ora_tt02_orcl ???9461 ora_aqpc_orcl ???9468 ora_cjq0_orcl ???9494 ora_w002_orcl ???9731 ora_m001_orcl ???9733 ora_m002_orcl ???9752 ora_w003_orcl ???9758 ora_m003_orcl ???9761 ora_s001_orcl ???9764 ora_w004_orcl ???9769 ora_qm02_orcl ???9771 ora_q001_orcl ???9773 ora_qm03_orcl ???9775 ora_q003_orcl ???9777 ora_q004_orcl Jun 08 14:41:36 oel7 systemd[1]: Started The Oracle Database Service. Jun 08 14:41:36 oel7 bash[9257]: stty: standard input: Inappropriate ioctl for device Jun 08 14:41:36 oel7 bash[9257]: The Oracle base remains unchanged with value /app/oracle Jun 08 14:41:36 oel7 bash[9257]: mkdir: cannot create directory ??$ORACLE_HOME??: Permission denied Jun 08 14:41:36 oel7 bash[9257]: Failed to auto-start Oracle Net Listener using $ORACLE_HOME/bin/tnslsnr Jun 08 14:41:36 oel7 bash[9257]: Processing Database instance "orcl": log file /app/oracle/product/19c/rdbms/log/startup.log |
8번째 줄부터 54번째 줄까지가 서비스 기동시 기동된 프로세스 목록임
상태 확인 시 아래에 몇가지 메세지가 발생함
확인해봐야 할 두가지 메세지
1 2 | mkdir: cannot create directory ??$ORACLE_HOME??: Permission denied Failed to auto-start Oracle Net Listener using $ORACLE_HOME/bin/tnslsnr |
해당 내용은 $ORACLE_HOME/bin/dbstart 쉘 안에서 실행된 내용임
110번째 라인을 보면 mkdir 구문이 있는데 이부분에서 Permission denied 메세지가 발생함
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 | $ vi $ORACLE_HOME/bin/dbstart 110번 라인 # Determine location of listener.log mkdir -p -- $ORACLE_BASE_HOME/network/log LOG=$ORACLE_BASE_HOME/network/log/listener.log # Start Oracle Net Listener if [ -x $ORACLE_HOME/bin/tnslsnr ] ; then echo "$0: Starting Oracle Net Listener" >> $LOG 2>&1 $ORACLE_HOME/bin/lsnrctl start >> $LOG 2>&1 & VER10LIST=`$ORACLE_HOME/bin/lsnrctl version | grep "LSNRCTL for " | cut -d' ' -f5 | cut -d'.' -f1` export VER10LIST else echo "Failed to auto-start Oracle Net Listener using $ORACLE_HOME/bin/tnslsnr" fi fi |
mkdir 윗 라인에 export 구문 추가 후 $ORACLE_BASE_HOME을 $ORACLE_HOME으로 변경
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 | $ vi $ORACLE_HOME/bin/dbstart 110번 라인 # Determine location of listener.log export ORACLE_HOME=/app/oracle/product/19c mkdir -p -- $ORACLE_HOME/network/log LOG=$ORACLE_HOME/network/log/listener.log # Start Oracle Net Listener if [ -x $ORACLE_HOME/bin/tnslsnr ] ; then echo "$0: Starting Oracle Net Listener" >> $LOG 2>&1 $ORACLE_HOME/bin/lsnrctl start >> $LOG 2>&1 & VER10LIST=`$ORACLE_HOME/bin/lsnrctl version | grep "LSNRCTL for " | cut -d' ' -f5 | cut -d'.' -f1` export VER10LIST else echo "Failed to auto-start Oracle Net Listener using $ORACLE_HOME/bin/tnslsnr" fi fi |
root 계정으로 서비스 재시작 후 상태 확인
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 | # systemctl stop orcl.service # systemctl start orcl.service # systemctl status orcl.service ?? orcl.service - The Oracle Database Service Loaded: loaded (/usr/lib/systemd/system/orcl.service; enabled; vendor preset: disabled) Active: active (exited) since Wed 2020-06-10 11:18:13 KST; 19s ago Process: 14279 ExecStop=/bin/bash -c /home/oracle/stop_all.sh (code=exited, status=0/SUCCESS) Process: 14442 ExecStart=/bin/bash -c /home/oracle/start_all.sh (code=exited, status=0/SUCCESS) Main PID: 14442 (code=exited, status=0/SUCCESS) CGroup: /system.slice/orcl.service ???14481 /app/oracle/product/19c/bin/tnslsnr LISTENER -inherit ???14582 ora_pmon_orcl ???14584 ora_clmn_orcl ???14586 ora_psp0_orcl ???14588 ora_vktm_orcl ???14592 ora_gen0_orcl ???14594 ora_mman_orcl ???14598 ora_gen1_orcl ???14602 ora_diag_orcl ???14606 ora_ofsd_orcl ???14614 ora_dbrm_orcl ???14616 ora_vkrm_orcl ???14618 ora_svcb_orcl ???14620 ora_pman_orcl ???14622 ora_dia0_orcl ???14624 ora_dbw0_orcl ???14626 ora_lgwr_orcl ???14628 ora_ckpt_orcl ???14630 ora_smon_orcl ???14632 ora_smco_orcl ???14634 ora_w000_orcl ???14636 ora_reco_orcl ???14638 ora_w001_orcl ???14640 ora_lreg_orcl ???14642 ora_pxmn_orcl ???14646 ora_mmon_orcl ???14648 ora_mmnl_orcl ???14650 ora_d000_orcl ???14652 ora_s000_orcl ???14654 ora_tmon_orcl ???14660 ora_m000_orcl ???14666 ora_tt00_orcl ???14668 ora_tt01_orcl ???14670 ora_tt02_orcl ???14672 ora_aqpc_orcl ???14674 ora_qm02_orcl ???14676 ora_q001_orcl ???14678 ora_qm03_orcl ???14680 ora_cjq0_orcl ???14906 ora_w002_orcl ???14922 ora_m001_orcl ???14924 ora_m002_orcl ???14947 ora_w003_orcl ???14950 ora_s001_orcl Jun 10 11:18:13 oel7 systemd[1]: Started The Oracle Database Service. Jun 10 11:18:13 oel7 bash[14442]: stty: standard input: Inappropriate ioctl for device Jun 10 11:18:13 oel7 bash[14442]: The Oracle base remains unchanged with value /app/oracle Jun 10 11:18:13 oel7 bash[14442]: Processing Database instance "orcl": log file /app/oracle/product/19c/rdbms/log/startup.log |
11번째 줄부터 54번째 줄까지가 서비스 기동시 기동된 프로세스 목록임
db와 리스너가 정상적으로 기동됨
참조 :
https://oracle-base.com/articles/19c/oracle-db-19c-installation-on-oracle-linux-7
https://oracle-base.com/articles/linux/linux-services-systemd#creating-linux-services'ORACLE > Admin' 카테고리의 다른 글
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