linux-kernel - Re: [gentoo-user] RAM installed vs reported

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <m3fx6r8a0l.fsf@intrepid.localdomain>
Date:	Thu, 31 Dec 2009 15:59:22 +0100
From:	Krzysztof Halasa <khc@...waw.pl>
To:	Thanasis <thanasis@...r.hopto.org>
Cc:	gentoo-user@...ts.gentoo.org,
	Dirk Heinrichs <dirk.heinrichs@...ine.de>,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: [gentoo-user] RAM installed vs reported

Thanasis <thanasis@...r.hopto.org> writes:

> I thought CONFIG_HIGHMEM4G had to do with more than 4GB of RAM.
> Now I can see that the associated help says it is for an amount between
> 1 and 4GB.

Depends on the "split" used. With 2 GB : 2 GB you can have all-lowmem
1.5 GB RAM, without CONFIG_HIGHMEM*. 2 GB of per-process address space
is usually not a problem.

x86-64 removes such limits.
-- 
Krzysztof Halasa
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/