无法让 MongoDB 开始?

Can't get MongoDB to start?

已安装 MongoDB 的 2.67 版。当我在终端中 运行 MongoD (mac os x 10.95) 时,这是我收到的消息。 (顺便说一句,我试过 Sudo)![错误][1]

Alis-MacBook-Air:~ alitaghikhani$ mongod
mongod --help for help and startup options
2015-02-08T19:00:43.915-0500 [initandlisten] MongoDB starting : pid=40591 port=27017 dbpath=/data/db 64-bit host=Alis-MacBook-Air.local
2015-02-08T19:00:43.916-0500 [initandlisten] 
2015-02-08T19:00:43.916-0500 [initandlisten] ** WARNING: soft rlimits too low. Number of files is 256, should be at least 1000
2015-02-08T19:00:43.916-0500 [initandlisten] db version v2.6.7
2015-02-08T19:00:43.916-0500 [initandlisten] git version: nogitversion
2015-02-08T19:00:43.916-0500 [initandlisten] build info: Darwin minimavericks.local 13.4.0 Darwin Kernel Version 13.4.0: Sun Aug 17 19:50:11 PDT 2014; root:xnu-2422.115.4~1/RELEASE_X86_64 x86_64 BOOST_LIB_VERSION=1_49
2015-02-08T19:00:43.916-0500 [initandlisten] allocator: tcmalloc
2015-02-08T19:00:43.916-0500 [initandlisten] options: {}
2015-02-08T19:00:43.919-0500 [initandlisten] exception in initAndListen: 10310 Unable to lock file: /data/db/mongod.lock. Is a mongod instance already running?, terminating
2015-02-08T19:00:43.919-0500 [initandlisten] dbexit: 
2015-02-08T19:00:43.919-0500 [initandlisten] shutdown: going to close listening sockets...
2015-02-08T19:00:43.919-0500 [initandlisten] shutdown: going to flush diaglog...
2015-02-08T19:00:43.919-0500 [initandlisten] shutdown: going to close sockets...
2015-02-08T19:00:43.919-0500 [initandlisten] shutdown: waiting for fs preallocator...
2015-02-08T19:00:43.919-0500 [initandlisten] shutdown: lock for final commit...
2015-02-08T19:00:43.919-0500 [initandlisten] shutdown: final commit...
2015-02-08T19:00:43.919-0500 [initandlisten] shutdown: closing all files...
2015-02-08T19:00:43.920-0500 [initandlisten] closeAllFiles() finished
2015-02-08T19:00:43.920-0500 [initandlisten] dbexit: really exiting now

第一次尝试:

mongo localhost

查看是否已经有 mongod 实例运行。如果没有,您应该删除 mongod.lock

sudo rm /data/db/mongod.lock

if 表示您未明确关闭 mongod。

重要提示:这假设您在数据库中没有任何重要的东西,因为它似乎在您的 macbook air 上 运行。

如果您是第一次 运行 MongoDB,请确保您拥有创建 mongod.lock 文件的所有者权限以在 /data/db 路径中创建。

sudo chown -R `id -u` /data/db