On Thu, Jun 26, 2003 at 01:21:24AM +0300, Shaul Karl wrote: > On Wed, Jun 25, 2003 at 03:23:39PM +0300, Muli Ben-Yehuda wrote: > > > > . For virtual memory, I've never heard of a 2 GB > > limitation (4, definitly, 3 or 3.5, or even 2.9, fine[0]). References? > > There is also an option to make the kernel use 2G out of the available > 4G. I remember seeing it with regard to UML. I have googled for `uml 2G' > and got the following as the 1st result:
UML is special in this regard. I intentionally ignored it. > > [0] In linux, the kernel is always mapped at the top of the address > > spae, taking anywhere from 1.1 to 0.5 GB of memory for itself. Just > > how much depends on the kernel version and the options it was compiled > > with. > > Doesn't this, as well as the URL from above, assume IA32? UML is IA32 only AFAIK. What I wrote does not assume IA32, only a 32 bit architecture. -- Muli Ben-Yehuda http://www.mulix.org http://www.livejournal.com/~mulix/
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