On 01/10/2013 05:46 PM, paul.szabo@xxxxxxxxxxxxx wrote: >> > ... I don't believe 64GB of RAM has _ever_ been booted on a 32-bit >> > kernel without either violating the ABI (3GB/1GB split) or doing >> > something that never got merged upstream ... > Sorry to be so contradictory: > > psz@como:~$ uname -a > Linux como.maths.usyd.edu.au 3.2.32-pk06.10-t01-i386 #1 SMP Sat Jan 5 18:34:25 EST 2013 i686 GNU/Linux > psz@como:~$ free -l > total used free shared buffers cached > Mem: 64446900 4729292 59717608 0 15972 480520 > Low: 375836 304400 71436 > High: 64071064 4424892 59646172 > -/+ buffers/cache: 4232800 60214100 > Swap: 134217724 0 134217724 Hey, that's pretty cool! I would swear that the mem_map[] overhead was such that they wouldn't boot, but perhaps those brain cells died on me. -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxx. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: <a href=mailto:"dont@xxxxxxxxx";> email@xxxxxxxxx </a>