数据库配置文件 mongo.cnf
#日志文件位置
logpath=/data/db/journal/mongodb.log (这些都是可以自定义修改的)
# 以追加方式写入日志
logappend=true
# 是否以守护进程方式运行
fork = true
# 默认27017
#port = 27017
# 数据库文件位置
dbpath=/data/db
# 启用定期记录CPU利用率和 I/O 等待
#cpu = true
# 是否以安全认证方式运行,默认是不认证的非安全方式
#noauth = true
#auth = true
# 详细记录输出
#verbose = true
# Inspect all client data for validity on receipt (useful for
# developing drivers)用于开发驱动程序时验证客户端请求
#objcheck = true
# Enable db quota management
# 启用数据库配额管理
#quota = true
# 设置oplog记录等级
# Set oplogging level where n is
# 0=off (default)
# 1=W
# 2=R
# 3=both
# 7=W+some reads
#diaglog=0
# Diagnostic/debugging option 动态调试项
#nocursors = true
# Ignore query hints 忽略查询提示
#nohints = true
# 禁用http界面,默认为localhost:28017
#nohttpinterface = true
# 关闭服务器端脚本,这将极大的限制功能
# Turns off server-side scripting. This will result in greatly limited
# functionality
#noscripting = true
# 关闭扫描表,任何查询将会是扫描失败
# Turns off table scans. Any query that would do a table scan fails.
#notablescan = true
# 关闭数据文件预分配
# Disable data file preallocation.
#noprealloc = true
# 为新数据库指定.ns文件的大小,单位:MB
# Specify .ns file size for new databases.
# nssize =
# Replication Options 复制选项
# in replicated mongo databases, specify the replica set name here
#replSet=setname
# maximum size in megabytes for replication operation log
#oplogSize=1024
# path to a key file storing authentication info for connections
# between replica set members
#指定存储身份验证信息的密钥文件的路径
#keyFile=/path/to/keyfile
数据库启动
mongod -f mongo.cnf