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SubjectRe: Wow! Is memory ever cheap!
Followup to:  <>
By author: Larry McVoy <>
In newsgroup:
> On Sun, May 06, 2001 at 02:20:43PM +1200, Chris Wedgwood wrote:
> > 1.5GB without ECC? Seems like a disater waiting to happen? Is ECC
> > memory much more expensive?
> Almost twice as expensive for 512MB dimms.
> I used to be a die hard ECC fan but that changed since what we do here is
> BitKeeper and BitKeeper checksums everything. It tells us right away when
> we have problems (to date it has found bad memory dimms, NFS corruption,
> and a SPARC/Linux cache aliasing bug). So I've given up in ECC, we don't
> need it.
> On the other hand, if your apps don't have built in integrity checks then
> ECC is pretty much a requirement.

Isn't this pretty much saying "if you're willing to dedicate your
system to running nothing but Bitkeeper, you can run it really fast?"

<> at work, <> in private!
"Unix gives you enough rope to shoot yourself in the foot."
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