mongodb 运行错误总结

1、查看服务起来(端口号)

netstat -ntlp |grep 27017

2、启动mongodb

 ./mongod

遇到错误：

2018-06-26T09:32:52.289+0800 I CONTROL  [initandlisten] MongoDB starting : pid=11475 port=27017 dbpath=/data/db 64-bit host=localhost.localdomain
2018-06-26T09:32:52.393+0800 I CONTROL  [initandlisten] db version v3.2.9
2018-06-26T09:32:52.393+0800 I CONTROL  [initandlisten] git version: 22ec9e93b40c85fc7cae7d56e7d6a02fd811088c
2018-06-26T09:32:52.393+0800 I CONTROL  [initandlisten] OpenSSL version: OpenSSL 1.0.1e-fips 11 Feb 2013
2018-06-26T09:32:52.393+0800 I CONTROL  [initandlisten] allocator: tcmalloc
2018-06-26T09:32:52.393+0800 I CONTROL  [initandlisten] modules: none
2018-06-26T09:32:52.393+0800 I CONTROL  [initandlisten] build environment:
2018-06-26T09:32:52.393+0800 I CONTROL  [initandlisten]     distmod: rhel62
2018-06-26T09:32:52.393+0800 I CONTROL  [initandlisten]     distarch: x86_64
2018-06-26T09:32:52.393+0800 I CONTROL  [initandlisten]     target_arch: x86_64
2018-06-26T09:32:52.393+0800 I CONTROL  [initandlisten] options: {}
2018-06-26T09:32:52.455+0800 I STORAGE  [initandlisten] exception in initAndListen: 29 Data directory /data/db not found., terminating
2018-06-26T09:32:52.456+0800 I CONTROL  [initandlisten] dbexit:  rc: 100

原因：mongodb启动如果不指定路径，默认加载/data/db

解决方法：启动加上dbpath

3、启动mongod，进入管理员界面

 ./mongod --dbpath=/home/mongo/mongodb/data/db
 ./mongo

注意：保持原界面不变，打开新界面输入管理台