What is the Win7 system pagefile.sys? Change the size of the pagefile method

When we clean the C drive on the computer, we will find a system file with a large space called pagefile.sys, probably took a look at the C drive more than 3G. So how do you shrink or clean it up? What is the Win7 system pagefile.sys? How to change the pagefile size? Let me talk about the way Win7 system changes the size of pagefile.

The method is as follows:

1, I used the tool to clean up the garbage to analyze the C drive, found that this file of my own accounted for more than 3G space, see his suffix name For sys, the guess is supposed to be the file of the win7 system, and I opened the C drive and found that the file could not be found to indicate that it is hidden.

2. In the midst of a dilemma, I found that it can be changed in size. Everyone laughed, I feel that this file can not be deleted. According to my experience, after the system file is deleted, it will be a serious consequence. I have made this mistake before, so the so-called snake bite is like this.

3, first computer (right mouse button) -- attributes.

4, then find "advanced system settings" on the left side, click to enter.

5, pop up the system properties window, switch to the "advanced" tab.

6, click on the "Advanced" window under the performance options "Settings" button, found that there is a virtual memory called virtual memory should be the exclusive name of my file.

7. In the Performance Options window, switch to the “Advanced” tab.

8. In a virtual memory option, click the “Change” button.

9, the first step will automatically manage the paging file size of all drives to cancel the check.

10, the second step drive selects the C drive, the initial size in the custom size is 1024, the maximum value is set to 2048.

11, the third step click on the settings, you can see The size of the paging file on the right side of the drive C drive becomes 1024~2048, and then click OK.

12. Finally restart the computer to take effect.

The Win7 system changes the size of the pagefile to give you a detailed introduction. If you still don't know what the pagefile is, you should first look at the above content, and you will not know what the pagefile is. I hope to help more people in need here.