Messages in this thread | | | From | Yuhong Bao <> | Subject | RE: [PATCH] mm,x86: limit 32 bit kernel to 12GB memory | Date | Sat, 11 May 2013 02:16:43 -0700 |
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> - I don't think it's necessarily "system stability". The problem with > large amounts of highmem ends up being that we end up using up almost > all of the lowmem just to *track* the huge amount of highmem, and then > we have so little lowmem that we suck at performance and have various > random problems. So it's not just "system stability", it's more fluid > than that.
FYI 32-bit Windows already limits to 16GB when 3G/1G split is used for a similar reason. (They default to 2G/2G split.)
Yuhong Bao
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