Date: Mon, 26 Jul 2010 23:55:34 +0300 From: Andriy Gapon <avg@freebsd.org> To: Scott Long <scottl@samsco.org> Cc: alc@freebsd.org, Matthew Fleming <mdf356@gmail.com>, freebsd-arch@freebsd.org Subject: Re: amd64: change VM_KMEM_SIZE_SCALE to 1? Message-ID: <4C4DF646.9090206@freebsd.org> In-Reply-To: <CA536156-3DF2-4F9B-B620-44B69C866C62@samsco.org> References: <4C4DB2B8.9080404@freebsd.org> <AANLkTikY%2BnPTgBtDWcphNkOrW-Aif5TRSCuCn8BsK3p7@mail.gmail.com> <4C4DD1AA.3050906@freebsd.org> <AANLkTinytwzBTbkhpMhODHQX=kMKFD-7Qr-483tx8TTo@mail.gmail.com> <AANLkTinPtfCYO1a%2BBcSf6vnOU_Wf2sb1BTAcqRFptMS-@mail.gmail.com> <CA536156-3DF2-4F9B-B620-44B69C866C62@samsco.org>
next in thread | previous in thread | raw e-mail | index | archive | help
on 26/07/2010 22:42 Scott Long said the following: > On Jul 26, 2010, at 1:35 PM, Alan Cox wrote: >> Peter, >> >> In FreeBSD >= 7.3, the kernel address space limit is no longer 6GB. It is >> now 512GB. >> > > Ok, I mistakenly thought that it was still 2GB/6GB as well. So to be clear, > KVA maxes out at ? As Alan said - 512GB. > and kmem maxes out at ? There is a formula with bunch of tunables, but normally it's 1/3 of available physical memory. Unless I am mistaken. -- Andriy Gapon
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?4C4DF646.9090206>