这是我在启动mongodb后得到的错误。我有/data/db 目录设置。有什么建议吗？谢谢。
root@ubuntu-512mb-sfo1-01:/data# mongod
mongod --help for help and startup options
2017-04-06T01:49:24.295+0000 [initandlisten] MongoDB starting : pid=9631 port=27017 dbpath=/data/db 64-bit host=ubuntu-512mb-sfo1-01
2017-04-06T01:49:24.296+0000 [initandlisten] db version v2.6.10
2017-04-06T01:49:24.296+0000 [initandlisten] git version: nogitversion
2017-04-06T01:49:24.296+0000 [initandlisten] OpenSSL version: OpenSSL 1.0.2g 1 Mar 2016
2017-04-06T01:49:24.296+0000 [initandlisten] build info: Linux lgw01-12 3.19.0-25-generic #26~14.04.1-Ubuntu SMP Fri Jul 24 21:16:20 UTC 2015 x86_64 BOOST_LIB_VERSION=1_58
2017-04-06T01:49:24.296+0000 [initandlisten] allocator: tcmalloc
2017-04-06T01:49:24.296+0000 [initandlisten] options: {}
2017-04-06T01:49:24.299+0000 [initandlisten] journal dir=/data/db/journal
2017-04-06T01:49:24.299+0000 [initandlisten] recover : no journal files present, no recovery needed
2017-04-06T01:49:24.427+0000 [initandlisten] ERROR: listen(): bind() failed errno:98 Address already in use for socket: 0.0.0.0:27017
2017-04-06T01:49:24.428+0000 [initandlisten] ERROR: addr already in use
2017-04-06T01:49:24.443+0000 [initandlisten] now exiting
2017-04-06T01:49:24.443+0000 [initandlisten] dbexit:
2017-04-06T01:49:24.443+0000 [initandlisten] shutdown: going to close listening sockets...
2017-04-06T01:49:24.443+0000 [initandlisten] shutdown: going to flush diaglog...
2017-04-06T01:49:24.443+0000 [initandlisten] shutdown: going to close sockets...
2017-04-06T01:49:24.444+0000 [initandlisten] shutdown: waiting for fs preallocator...
2017-04-06T01:49:24.444+0000 [initandlisten] shutdown: lock for final commit...
2017-04-06T01:49:24.444+0000 [initandlisten] shutdown: final commit...
2017-04-06T01:49:24.446+0000 [initandlisten] shutdown: closing all files...
2017-04-06T01:49:24.448+0000 [initandlisten] closeAllFiles() finished
2017-04-06T01:49:24.448+0000 [initandlisten] journalCleanup...
2017-04-06T01:49:24.448+0000 [initandlisten] removeJournalFiles
2017-04-06T01:49:24.449+0000 [initandlisten] shutdown: removing fs lock...
2017-04-06T01:49:24.449+0000 [initandlisten] dbexit: really exiting now
根据您的日志，某些内容已经在 mongod 默认端口 27017 中运行。只需停止它并尝试一下。
使用以下命令获取进程的 PID
sudo netstat -tulnp | grep 27017
复制 PID 并执行以下命令
sudo kill -9 <PID>