Forwarded to the 64 Studio devs: Mark Knecht wrote: > On Fri, Aug 1, 2008 at 8:12 AM, Dave Phillips <dlphillips@xxxxxxxxxx> wrote: > >> Greetings, >> >> Yet another round of upgrades here. I installed another gig of RAM in >> each machine. The JAD box (32-bit) reads correctly at 3.1 G during the >> boot, but the 64 Studio box reads only 3.67 G. It's supposed to be 4 >> gigs, what happened to the rest of it ? >> >> Mobos are identical Gigabyte boards, CPUs are both AMD64, so the amount >> should be supported, yes ? Video boards are also identical, with 512 MB >> on-board memory. >> >> The BIOS and dmesg yield the same report. Did I miss something ? DIMMs >> not arranged properly, or ... ? >> >> Best, >> >> dp >> > > Dave, > I'e not had to do this myself as I've never had 4GB but have you > enabled all the high memory, large memory options in the kernel? I > believe the kernel is limited to 4GB memory ADDRESS SPACE without them > and some of the ADDRESS SPACE is dedicated to other things in the > system, like mapping PCI bridges, peripherals and such. However when > you enable the larger memory models then I think that gets moved out > of the way and you see more of your RAM. > > Completely a guess because as I say I've never even used a machine with 4GB. > > Hope this helps, > Mark > Thanks, Mark. I've cc'd this reply to Free at 64 Studio, he's the builder. I checked the kernel config, all the MEM stuff looks okay, but Free can say for sure. Best, dp _______________________________________________ Linux-audio-user mailing list Linux-audio-user@xxxxxxxxxxxxxxxxxxxx http://lists.linuxaudio.org/mailman/listinfo/linux-audio-user
