Here we find 4 entries. Generally memory managers must be loaded first. That is a lot of work, and may eventually prove to be impossible. This option will show a nice menu at startup and you can choose between various configurations. But on other language version things should look similar, so I guess you won’t have any difficulties. The extended memory manager is also responsible for managing allocations in the high memory area HMA and the upper memory area UMA; also referred to as upper memory blocks or UMBs. Normally windows wants to handle its size, but we all know, that windows is not very clever in doing so.

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If you don’t trust me, then rename your win.

By default this is set to c: SYS maxes out at 64 MB. The same applies for the initializition of my sound blaster xsm.

Extended memory – Wikipedia

I don’t know how well that works, or if it even works at all. Only dow chips can address more than 1 megabyte of RAM. Extended memory should not be confused with expanded memoryan earlier method for expanding the IBM PC’s memory capacity beyond kBbytes using an expansion card with bank switched memory modules mapped to the upper memory area UMA; also referred to as upper memory blocks or UMBs in conventional memory.


If you want to make a xm installation of windows95 go to your local newspaper dealer and buy one of those “windows magazine” which titles every three month ” new tricks for improving windows speed”. SYS that has to be loaded as first driver in config. It is often easier to make a small modification to your config. But don’t trust them.

DOS memory management – Vogons Wiki

The available free memory can be lower as some drivers have to leave a part of their code in memory to handle e. On x86 -based PCs, extended memory is only available with an Intel processor or higher. But himem is a very critical program and wants to check your memory every time you boot up. Xxms [Bot] and 1 guest.

Windows has many ways of manipulating the system core. You have to try it out. Articles lacking in-text citations from June All articles lacking in-text citations All articles with unsourced statements Articles with unsourced statements from May But xmd will make it orderd and doss now. I have made a copy of mine again:. But that may be a case of having my cake and eating it too. As in all Microsoft configuration files this file is seperated in sections.

If you have installed it once and used it for about 3 hours I bet you never want to use old command. But it is far from sms cool. I’m still searching for ways of changing this. Mostly you get many readme files you never want to read.


If you have deleted many files or if you want to install a new big programm it can be usefull the run this program after deletion; before installationas it brings some order to your hard disk. But of course it is hidden, system and protected, so at first we have to set xm proper attributes: If you never have touched your autoexec.

Two very usefull programs. But if you have some hard disks, cd-rom, and perhaps other removable media drives xm f can lead to a problem. There is a patch from Microsoft which you should definatively apply!

DOS memory management

BootGui now this is a real highlight. So Microsoft did not program Windows as a standalone operating system which they could have done, if they wantedbut rather as a graphical add-on for MS-DOS.

This program can be run from time to time too.