Re: [Lse-tech] Re: maximum possible memory limit ..

Dave Hansen (haveblue@us.ibm.com)
Mon, 28 Apr 2003 09:45:53 -0700


Andi Kleen wrote:
> Realistic limit currently is ~16GB with an IA32 box. For more you need
> an 64bit architecture.

Let's say 32GB :) It boots just fine with 2.5.68, no additional
patches. There's even half a gig of lowmem free.

curly:~# cat /proc/meminfo
MemTotal: 32688576 kB
MemFree: 32644196 kB
Buffers: 3632 kB
Cached: 8068 kB
SwapCached: 0 kB
Active: 9420 kB
Inactive: 4616 kB
HighTotal: 32112640 kB
HighFree: 32098240 kB
LowTotal: 575936 kB
LowFree: 545956 kB
SwapTotal: 0 kB
SwapFree: 0 kB
Dirty: 160 kB
Writeback: 0 kB
Mapped: 4596 kB
Slab: 8316 kB
Committed_AS: 5544 kB
PageTables: 260 kB
VmallocTotal: 114680 kB
VmallocUsed: 3792 kB
VmallocChunk: 110888 kB

-- 
Dave Hansen
haveblue@us.ibm.com

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