Re: [gentoo-user] Re: [OT] Acer Core2Duo only sees 3G of RAM

2009-12-07 Thread Neil Bothwick
On Sat, 5 Dec 2009 22:00:00 -0800, Drew wrote: Isn't the memory hole above 3GB present even in the 64bit systems? Something about the MMIO reservations for the PCI bus taking up the top gig of the first four Gigs? That's the case with some hardware, like my Asus motherboard. It was fixed by

Re: [gentoo-user] Re: [OT] Acer Core2Duo only sees 3G of RAM

2009-12-06 Thread Graham Murray
Drew drew@gmail.com writes: Isn't the memory hole above 3GB present even in the 64bit systems? Something about the MMIO reservations for the PCI bus taking up the top gig of the first four Gigs? I do not know. What I do know is that the system I am using here at home has 6GB RAM, the one

Re: [gentoo-user] Re: [OT] Acer Core2Duo only sees 3G of RAM

2009-12-05 Thread Drew
Isn't the memory hole above 3GB present even in the 64bit systems? Something about the MMIO reservations for the PCI bus taking up the top gig of the first four Gigs? -- Drew Nothing in life is to be feared. It is only to be understood. --Marie Curie

Re: [gentoo-user] Re: [OT] Acer Core2Duo only sees 3G of RAM

2009-12-04 Thread Graham Murray
Xavier Parizet x...@gentooist.com writes: If you want your processes to use more than 3GB of memory, then yes, boot up with a 64bit OS (again correct me if i'm wrong) ;) Or configure your 32bit kernel with HIGHMEM = 64GB

[gentoo-user] Re: [OT] Acer Core2Duo only sees 3G of RAM

2009-12-03 Thread Mick
Please ignore previous message ... I should have gone to bed by now because evidently I am too tired to think clearly! O_O I will try to boot up with a 64bit OS next. On Thursday 03 December 2009 22:14:36 Mick wrote: Hi All, I booted up an Acer Core2Duo (P7550) with 4G of RAM using a

Re: [gentoo-user] Re: [OT] Acer Core2Duo only sees 3G of RAM

2009-12-03 Thread Xavier Parizet
Hi, You don't need to go to bed :) Just setup your kernel to use High-Memory: cd /usr/src/linux; make menuconfig; then item: Processor type and features - High Memory Support - 4GB And it's done, but keep in mind that userspace processes will still be limited to 3GB of memory use (AFAIK) (if