groupadd dbgroup
 useradd dbuser -m -d /home/dbuser -g dbgroup

mkdir -p /opt/local
chown -R dbuser:dbgroup /opt/local
cd /opt/local

tar -xzvf mongodb-linux-x86_64-enterprise-suse11-3.2.7.tgz
mv mongodb-linux-x86_64-enterprise-suse11-3.2.7 mongodb
cd mongodb
mkdir conf data log

storage:
 dbPath: "/opt/local/mongodb/data/"
 engine: wiredTiger
# directoryPerDB: true
 journal:
 enabled: true
systemLog:
 destination: file
 path: "/opt/local/mongodb/log/mongodb.log"
 logAppend: true
# timeStampFormat: iso8601-utc
operationProfiling:
 slowOpThresholdMs: 10000
replication:
 oplogSizeMB: 700
processManagement:
 fork: true
 pidFilePath: "/opt/local/mongodb/mongod.pid"
net:
 port: 27017
 http:
 enabled: false
 unixDomainSocket:
 enabled : false

./bin/mongod -f conf/mongodb.conf

./bin/mongo --port 27017

use admin
db.createUser({user:'admin',pwd:'admin@2016',roles:[{role:'clusterAdmin',db:'admin'},{role:'userAdminAnyDatabase',db:'admin'}]})

use appdb
db.createUser({user:'appuser',pwd:'appuser@2016',roles:[{role:'dbOwner',db:'appdb'}]})

pkill mongod
./bin/mongod -f conf/mongodb.conf -auth

./bin/mongod -f conf/mongodb.conf

kill -2 `cat mongod.pid`
rm mongod.pid

netstat -nlp |grep 27071

tail -n200 -f log/mongodb.log

./bin/mongo --port 10001 -u admin -p admin@2016 --authenticationDatabase=admin

./bin/mongostat --port 27071 -u admin -p admin@2016 --authenticationDatabase=admin --discover -n 30 3