Is there any way to increase the KVM?

Ivan Voras ivoras at freebsd.org
Sat May 31 10:05:13 UTC 2008


Tz-Huan Huang wrote:

> Is there any standard way to modify the layout of KVM? For example, we
> may want to set KVM to 6G and leave the 2G for user space usage.

> [2] http://lists.freebsd.org/pipermail/freebsd-current/2008-March/084325.html

Isn't this a limitation of gcc and the kernel/userland memory model
inherited from Linux?

ref:
http://www.network-theory.co.uk/docs/gccintro/gccintro_65.html
http://gcc.gnu.org/onlinedocs/gcc-3.4.4/gcc/i386-and-x86_002d64-Options.html
(see -mcmodel=kernel)

If it is, I don't think it will be "fixed" soon.



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