[Qemu-devel] How to enable more than 2047 MB RAM on 32 bit host systems for 32 bit guests?

2014-05-27 Thread Erik Rull
Hi all, I would like to provide 3GB of RAM to my guest - I use kvm and don't see a real reason why this should not work. Currently, qemu-1.7.0 with kvm is in use. Any hints or solutions are welcome. Thanks. Best regards, Erik

Re: [Qemu-devel] How to enable more than 2047 MB RAM on 32 bit host systems for 32 bit guests?

2014-05-27 Thread Gerd Hoffmann
On Di, 2014-05-27 at 09:33 +0200, Erik Rull wrote: Hi all, I would like to provide 3GB of RAM to my guest - I use kvm and don't see a real reason why this should not work. Currently, qemu-1.7.0 with kvm is in use. No way. Userspace has 3G address space on 32bit machines, and you can't

Re: [Qemu-devel] How to enable more than 2047 MB RAM on 32 bit host systems for 32 bit guests?

2014-05-27 Thread Erik Rull
Hi Gerd, okay, that makes sense. What is the theoretical max. amount that can be assigned? QEMU with KVM has less than 200MB overhead, so 2.5GB should be possible, right? Best regards, Erik On May 27, 2014 at 1:28 PM Gerd Hoffmann kra...@redhat.com wrote: On Di, 2014-05-27 at 09:33 +0200,

Re: [Qemu-devel] How to enable more than 2047 MB RAM on 32 bit host systems for 32 bit guests?

2014-05-27 Thread Gerd Hoffmann
On Di, 2014-05-27 at 13:35 +0200, Erik Rull wrote: Hi Gerd, okay, that makes sense. What is the theoretical max. amount that can be assigned? QEMU with KVM has less than 200MB overhead, so 2.5GB should be possible, right? Don't know for sure, depends on how the address space layout looks