How much memory WinPE needs to occupy

Source: Internet
Author: User
Tags file copy root directory

Play Thin PE We need to know a lot of knowledge, the following is the first to say the PE boot memory consumption size calculation method:

The startup memory of PE is related to the core, presumably the following formula (just about)

1. Compressed core with Cab

X*2+16 (in megabytes) (X is the core size uncompressed)

2, without the core of cab compression

X+32 (in megabytes) (X is the core size uncompressed)

Here can explain why the core of NTFS IMG generally do not use cab compression, because the core of the NTFSIMG format with cab compression effect is poor, low compression rate, for example: 50M NTFS img with cab compression after 35M, and 70M (there are 60M files) FATIMG is compressed with a cab, the volume becomes 26-29m around. So NTFS img does not use CAB compression, the volume is not much smaller, and the boot memory to double, pound foolish

A brief description of the installation configuration file Txtsetup.sif

Believe that played the lite version of the system's friends know the purpose of this file, the same PE also has this file, nonsense not to say, I will simply talk about this document.

[Winntdirectories]

This field is the destination folder where the file is copied in code, and the root directory for%windir% installs the specified Windows folder.

[Sourcediskfiles]

The specific details of the file copy are represented by the code previously set.

The following three sections are used for drivers such as integrated SATA SCSI

[Hardwareidsdatebase]-Hardware identification

[SCSI.LOAD]--SCSI Driver loading

[SCSI]--SCSI Device description

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