linux-kernel - Re: Software based ECC ?

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: <20070812165131.GG7973@vanheusden.com>
Date:	Sun, 12 Aug 2007 18:51:31 +0200
From:	Folkert van Heusden <folkert@...heusden.com>
To:	Valdis.Kletnieks@...edu
Cc:	roland <devzero@....de>, linux-kernel@...r.kernel.org
Subject: Re: Software based ECC ?

> > http://pdos.csail.mit.edu/papers/softecc:ddopson-meng/softecc_ddopson-meng.pdf
> > "SoftECC : A System for Software Memory Integrity Checking"
> 
> Personally, I'd recommend just shelling out the bucks for hardware ECC if
> the reliability matters.

a question and an idea: Q: is ecc guaranteed to detect all bitflips?

Idea: what about a multicore system (3 or more) that runs the same
processes on 2 cores and a third core verifying that they both do the
same? As I think it is not only ram that can become faulty.

Folkert van Heusden

-- 
MultiTail er et flexible tool for å kontrolere Logfiles og commandoer.
Med filtrer, farger, sammenføringer, forskeliger ansikter etc.
http://www.vanheusden.com/multitail/
----------------------------------------------------------------------
Phone: +31-6-41278122, PGP-key: 1F28D8AE, www.vanheusden.com
-
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/