监控账号:mongos 连进去, mongos 和shard要有创建

db.createUser({

user:"user_monitor ",

pwd:"password",

roles:[{"db": "admin", "role": "clusterMonitor"},{"db": "admin", "role": "read"}]

})


备份账号:


mongos 连进去, mongos 和shard都要创建


db.createUser({

user:"user_backup",

pwd:"password",

roles:[{role:”backup”,db:”admin”}]

})


--创建业务账号,mongos和mongod都连进去创建

db.createUser({user:"username",pwd:"password",roles:[{role:"readWrite",db:"db_name"}]})


####mongo库日志归档### pid 是mongod对应进程号

kill -SIGUSR1 pid