Digital Ocean의 CentOS 서버가 Tomcat을 시작할 수 없습니까?

Digital Ocean의 CentOS 서버가 Tomcat을 시작할 수 없습니까?

DigitalOcean에서 CentOs 서버를 구성하려고 합니다. 나는 그들의 웹사이트에 언급된 모든 단계를 따랐습니다. 다음은 서버 구성을 위한 다양한 단계에 대한 링크입니다.디지털 바다. 모두 따라해봤지만 안타깝게도 기대했던 결과를 얻지 못했습니다. 나는 Install Systemd Unit File이 링크의 단계를 끝까지 따라왔습니다 . 설정에 뭔가 문제가 있는 걸까요 JAVA_HOME? 나는 이 대답을 따랐다협회. 하지만 기대했던 결과를 얻지 못했습니다. Tomcat 상태를 확인할 때마다 이런 메시지가 나타납니다.

tomcat.service - Apache Tomcat Web Application Container
   Loaded: loaded (/etc/systemd/system/tomcat.service; enabled; vendor preset: disabled)
   Active: activating (auto-restart) (Result: exit-code) since রবি 2019-01-20 07:30:17 UTC; 7s ago
  Process: 21958 ExecStop=/bin/kill -15 $MAINPID (code=exited, status=1/FAILURE)
  Process: 21945 ExecStart=/opt/tomcat/bin/startup.sh (code=exited, status=0/SUCCESS)
 Main PID: 21956 (code=exited, status=0/SUCCESS)

জানু 20 07:30:17 IRDCentOS systemd[1]: Unit tomcat.service entered f....
জানু 20 07:30:17 IRDCentOS systemd[1]: tomcat.service failed.
Hint: Some lines were ellipsized, use -l to show in full.

마크journalctl -u tomcat.service

-- Logs begin at রবি 2019-01-20 08:02:54 UTC, end at রবি 2019-01-20 08:22:42 UTC
জানু 20 08:22:16 IRDCentOS systemd[1]: Starting Apache Tomcat Web Application Con
জানু 20 08:22:16 IRDCentOS systemd[1]: Started Apache Tomcat Web Application Cont
জানু 20 08:22:16 IRDCentOS systemd[1]: tomcat.service: control process exited, co
জানু 20 08:22:16 IRDCentOS systemd[1]: Unit tomcat.service entered failed state.
জানু 20 08:22:16 IRDCentOS systemd[1]: tomcat.service failed.
জানু 20 08:22:26 IRDCentOS systemd[1]: tomcat.service holdoff time over, scheduli
জানু 20 08:22:26 IRDCentOS systemd[1]: Starting Apache Tomcat Web Application Con
জানু 20 08:22:26 IRDCentOS startup.sh[9783]: Existing PID file found during start
জানু 20 08:22:26 IRDCentOS startup.sh[9783]: Removing/clearing stale PID file.
জানু 20 08:22:26 IRDCentOS systemd[1]: Started Apache Tomcat Web Application Cont
জানু 20 08:22:26 IRDCentOS systemd[1]: tomcat.service: control process exited, co
জানু 20 08:22:26 IRDCentOS systemd[1]: Unit tomcat.service entered failed state.
জানু 20 08:22:26 IRDCentOS systemd[1]: tomcat.service failed.
জানু 20 08:22:42 IRDCentOS systemd[1]: tomcat.service holdoff time over, scheduli
জানু 20 08:22:42 IRDCentOS systemd[1]: Starting Apache Tomcat Web Application Con
জানু 20 08:22:42 IRDCentOS startup.sh[9819]: Existing PID file found during start
জানু 20 08:22:42 IRDCentOS startup.sh[9819]: Removing/clearing stale PID file.
জানু 20 08:22:42 IRDCentOS systemd[1]: Started Apache Tomcat Web Application Cont
জানু 20 08:22:42 IRDCentOS systemd[1]: tomcat.service: control process exited, co
জানু 20 08:22:42 IRDCentOS systemd[1]: Unit tomcat.service entered failed state.
জানু 20 08:22:42 IRDCentOS systemd[1]: tomcat.service failed.

cataliina.out추적 중 입니다

OpenJDK 64-Bit Server VM warning: If the number of processors is expected to increase from one, then you should configure the number of parallel GC threads appropriately using -XX:ParallelGCThreads=N

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