"Chkconfig command"-linux command five-minute series four

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Chkconfig are often used when operating on the command line. It makes it easy to set up services that start at each system runlevel. This can be mastered well, with proficiency, you can easily manage your start-up services.

• To list all service startup scenarios for the system:

  # chkconfig–list

• To list mysqld service settings:

  #chkconfig –list mysqld

• set mysqld in rank 3 and 5 Run service for boot:

  # chkconfig –level mysqld on

  Indicates that the operation is only in the rank 3 execute

  on means start, Off = Close

• Set mysqld on each level :

  # Chkconfig Mysqld on

  " levels" include 2, 3, 4, 5 ratings

  Level 0 means: Shutdown

  Level 1 means: Single user mode

  Level 2 : Multi-user command line mode with no network connection

  Level 3 means: Multi-user command line mode with network connection

  Level 4 means: Not available

  Level 5 means: Multi-user mode with graphical interface

  Level 6 means: Reboot

• How to add a service:

  First, the service script must be stored in the/etc/ini.d/ directory;

  Second, you need to use Chkconfig–add servicename to add this service to the list of Chkconfig tool services, where the service is given k/s entry in/ETC/RC.D/RCN.D.

  Finally, you can modify the default boot level of the service by the method that is taught above.

• To delete a service:

  # Chkconfig–del ServiceName

"Chkconfig command"-linux command five-minute series four