If you have installed a lot of applications on your Ubuntu computer, you may have a lot of programs and services that are running by default every time you start your computer. This makes your computer’s performance suffer. The more programs and services running in the background on your computer, the slower it becomes.
There is a tool available for Ubuntu called Boot-Up Manager that allows you to disable programs and services from starting up every time you start your computer. You can also use Boot-Up Manager to enable a service to start up automatically.
To install the Boot-Up Manager, press Alt + F2 to open the Run Application dialog box. Enter the command below to run the Synaptic Package Manager with administrator privilege and click Run.
gksu synaptic
In the Quick search edit box on the Synaptic Package Manager dialog box, enter “bum” (without the quotes). The results of your search display as you type the search term. Select the bum package in the list.
Click the check box to the left of bum and select Mark for Installation from the popup menu.
The bum package requires another package called menu before proceeding with the installation. Click Mark on the dialog box that displays to mark the additional required package.
Click Apply on the Synaptic Package Manager dialog box to apply your changes.
A Summary dialog box displays giving you one last chance to review the changes and cancel or change the installation. Click Apply to continue with the installation.
Once the required packages are downloaded, the installation begins and the Applying Changes dialog box displays the progress.
When the installation finishes, click the Close button on the Changes applied dialog box.
To close the Synaptic Package Manager, select Quit from the File menu.
To open the Boot-Up Manager select Administration | BootUp-Manager from the System menu. Enter your password when prompted.
The main Boot-Up Manager window displays with a Progress dialog box while the data about the boot-up programs and services in your system is loaded.
Once the data is loaded, the list of boot-up programs and services displays.
Before turning off or on any services, enable the advanced mode by selecting the Advanced check box. This enables more tabs and displays more information.
Now, you can enable and disable programs and services by selecting the check box next to each program/service to remove or insert the check mark. For example, since we are not using the Bluetooth service on our system, we will turn it off. We can always turn it on again if we need it. You can click the Bluetooth services check box on the Summary tab.
However, you can also click the bluetooth service check box on the Services tab.
We are also going to select the cron check box turn on the cron service so we can schedule automatic tasks to be run in our system.
Click Apply to apply your changes.
A dialog box displays asking if you want to start or stop the services immediately. If you choose not to, your changes will take effect the next time you reboot your computer. We clicked Yes to stop the Bluetooth service and start the cron service immediately.
You will notice that the cron service moved up in the list to where the Bluetooth service was. Boot-Up Manager lists all the activated services first, so the Bluetooth service moved down in the list.
Once you have turned on and off the desired programs and services, click the Quit button to close the Boot-Up Manager.
WARNING: Before you enable or disable a service, make sure you know what the service does. Disabling the wrong service may stop your computer from booting up.
by Lori Kaufman





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