MongoDB Learning Note 3 handles MongoDB connection errors

Enable shell logon for the first time after installing MongoDB

Mongo

The error will appear:

warning:failed to connect to 127.0.0.1:27017, reason:errno:111 Connection refused

Use the command to view the following related information:

Mongod–v

Output the following information:

2014-12-31t22:39:39.586-0800 shardkeytest passed   2014-12-31t22:39:39.587-0800  Isinrangetest passed    2014-12-31t22:39:39.587-0800 shardobjtest passed     2014-12-31t22:39:39.588-0800 [datafilesync] backgroundjob starting:  DataFileSync    2014-12-31T22:39:39.604-0800 [initandlisten] MongoDB  starting : pid=20666 port=27017 dbpath=/data/db 64-bit host= localhost.localdomain    2014-12-31t22:39:39.605-0800 [initandlisten] db  version v2.6.6    2014-12-31t22:39:39.605-0800 [initandlisten] git  version: 608e8bc319627693b04cc7da29ecc300a5f45a1f modules: enterprise     2014-12-31t22:39:39.605-0800 [initandlisten] openssl version: openssl 1.0.1e-fips  11 feb 2013    2014-12-31t22:39:39.605-0800 [initandlisten] build info: linux ip-10-41-128-95  2.6.32-220.el6.x86_64  #1  SMP Wed Nov 9 08:03:13 EST 2011  X86_64 boost_lib_version=1_49    2014-12-31t22:39:39.605-0800 [initandlisten]  allocator: tcmalloc    2014-12-31T22:39:39.605-0800 [initandlisten]  options: { systemlog: { verbosity: 1 } }     2014-12-31t22:39:39.605-0800 [initandlisten] user assertion: 10296:     *********************************************************************     error : dbpath  (/data/db)  does not exist.      Create  this directory or give existing directory in --dbpath.        see http://dochub.mongodb.org/core/startingandstoppingmongo    *************************************** 2014-12-31t22:39:39.703-0800 [initandlisten] exception in  initandlisten: 10296     *******************************************************        ERROR: dbpath  (/data/db)  does not  exist.       Create this directory or give  existing directory in --dbpath.     see http://dochub.mongodb.org /core/startingandstoppingmongo    ********************************************************  , terminating    2014-12-31t22:39:39.703-0800 [initandlisten]  dbexit:    2014-12-31T22:39:39.703-0800 [initandlisten] shutdown:  Going to&nbsP;close listening sockets...    2014-12-31t22:39:39.703-0800 [initandlisten ] shutdown: going to flush diaglog...    2014-12-31t22 :39:39.703-0800 [initandlisten] shutdown: going to close sockets...     2014-12-31t22:39:39.704-0800 [initandlisten] shutdown: waiting for fs  preallocator...    2014-12-31t22:39:39.704-0800 [initandlisten] shutdown:  lock for final commit...    2014-12-31t22:39:39.704-0800 [ initandlisten] shutdown: final commit...    2014-12-31t22:39:39.704-0800  [initandlisten] shutdown: closing all files...    2014-12-31t22 : 39:39.704-0800 [initandlisten] closeallfiles ()  finished    2014-12-31t22 : 39:39.704-0800 [INITANDLISTEN]&NBSp;dbexit: really exiting now 

To view the default configuration document:

Dbpath=/var/lib/mongo

Reload the configuration document:

Mongod–f/etc/mongod.conf

Log on again after normal:

Mongo

Get information:

MongoDB Shell version:2.6.6 connecting To:test Welcome to the MongoDB shell.    For interactive help, type ' help '. For more comprehensive documentation, see http://docs.mongodb.org/Questions? Try the support group Http://groups.google.com/group/mongodb-user >

This article is from the "Margin with Wish" blog, please be sure to keep this source http://281816327.blog.51cto.com/907015/1598277

MongoDB Learning Note 3 handles MongoDB connection errors