start mongodb ubuntu

Introduction Cron is a Linux timed execution tool that can run jobs without human intervention.Under Ubuntu Server, Cron is installed and started by default, and if it is not started, it is set and started (chkconfig\sysv-rc-conf).The following can be seen through its configuration file/etc/crontab: Ununtu runs all scripts in four directories on a timed basis by invoking the Run-parts command.1)/etc/cron.hourly, the script in the directory will be ex

Ubuntu Default boot RunLevel is 2, you can use RunLevel to view the current default run level.The runlevel level is defined as follows: 0–halt, shutdown mode 1–single, single user mode 2-full multi-user with Display Manager (GUI) 3-full multi-user with display Manager (GUI) 4-full multi-user with display Manager (GUI) 5-full multi-user with display Manager (GUI) 6–reboot, rebootyou can see that there is no difference in the 2~5 level. Linux different

Brief introduction Recently do Linux course design (kernel cropping and file system customization), selected ubuntu10.10 as the platform for the experiment. Different Linux distributions, the user state initialization mechanism is different, Ubuntu since the 6.10 version of the use of newer upstart mechanism for system initialization. Upstart is an event-driven service startup mechanism that enables multiple system tasks to be started concurrently wit

With UltraISO (see http://www.linuxidc.com/Linux/2010-03/25036.htm) burned a Ubuntu to the u disk, want to use a U disk to start the installation, but after the completion of the burning can not enter the startup interface, at that time the best thought of its solution, later, I still couldn't use universalusbinstaller. I burned Ubuntu11.04, and later I used Ubuntu10.04. I accidentally saw this when I crash

Tags: blog http io os ar sp data div onMongoDB cannot start exception in initandlisten:12596 old lock file, terminatingwww. myexception.cn, Netizens share in: 2013-01-24 views: 124 times 2mongodb Unable to start exception in initandlisten:12596 old lock file, terminatingMy current MongoDB database holds the directory/home/soft/data/You can solve the problem by ex

First VMware Ubuntu installation detailed process see here is very detailed.VMware under Ubuntu full screen displayAfter Ubuntu installation is complete, the default resolution is 800*600, surrounded by a large circle of Black edge (in short, not full screen, very uncomfortable).Full Screen setup steps:*vmware boot the virtual machine and

(installation package check) NPM udate (update, can be used to repair the installation package) NPM Start (project start, no longer the node app)5, the use of webstorm, at the same time in Ubuntu and win7_64 under constant test, Ubuntu Webstorm will be in the menu will be garbled in Chinese, the solution is as follows

Tags: ges required file field mtime install usr default checkIntroducedCron is a Linux timed execution tool that can run jobs without human intervention.Under Ubuntu Server, Cron is installed and started by default, and if it is not started, it is set and started (chkconfig\sysv-rc-conf).The following can be seen through its configuration file/etc/crontab:Ununtu runs all scripts in four directories on a timed basis by invoking the Run-parts command.1)

Writeconcern:Document>exception level}) To demonstrate the above three optional parameters and explain the updated parameters, we need to add a document 　　 Demonstration of the first Upsert (false) 　　 Demonstration of the second multi (false) The following code is then available: 　　 From the above we can also see the capture of two, modified two, We can also use the findandmodify command to modify With this command we can clearly see which documents have been modified and of course not recomm

Tags: Tomat get control through. GZ Rup EMC TPs MCTStart by understanding the change history of the following run-level corresponding tools: 1, Ubuntu 6.10 and previous versions use Sysvinit. 2, Ubuntu 14.10 and the previous version of the use of upstart but still keep sysvinit coexist. Https://wiki.ubuntu.com/Upstart Https://help.ubuntu.com/community/UpstartHowto 3, Ub