Centos7 Starts mongodb to Report Error

  mongodb, question

Centos7 yum installs mongodb
Execute systemctl start mongod
Log:
mongod.service – SYSV: Mongo is a scalable, document-oriented database.
Loaded: loaded (/etc/rc.d/init.d/mongod)
Active: failed (result: exit-code) since4 2016-08-18 20:54:19 CST; 3s ago
Docs: man:systemd-sysv-generator(8)
Process: 28344 ExecStop=/etc/rc.d/init.d/mongod stop (code=exited, status=0/SUCCESS)
Process: 28692 ExecStart=/etc/rc.d/init.d/mongod start (code=exited, status=1/FAILURE)
August 18 20: 54: 19 localhost.localdomainsystemd [1]: startingsysv: mongois Scalable, document-oriented database ….
August 18 20: 54: 19 localhost.localdomainrunuser [28699]: pam _ unix (runuser: session): sessionopened for usermongod by (uid = 0)
August 18 20: 54: 19 localhost.localdomainrunuser [28699]: pam _ unix (runuser: session): sessionclosed for usermongod
August 18 20: 54: 19 localhost.localdomainmongod [28692]: startingmongod: [failed]
August 18 20: 54: 19 localhost.localdomainsystemd [1]: mongod.service: controlprocessexisting, code = existing status = 1
August 18 20: 54: 19 localhost.localdomainsystemd [1]: failed to startsysv: mongois scalabledocument-oriented database ..
August 18 20: 54: 19 localhost.
August 18 20: 54: 19 localhost.localdomainsystemd [1]: mongod.servicefailed.

Look at mongod’s log, which should be in/var/log/mongo/mongod.log