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SubjectRe: Disk write cache (Was: Hyper-Threading Vulnerability)
On Sun, May 15, 2005 at 11:21:36AM -0400, Gene Heskett wrote:
> >FreeBSD used these barriers (FLUSH CACHE command) long time ago.
> >
> >There are rumors that some disks ignore FLUSH CACHE command just to
> > get higher benchmarks in Windows. But I haven't heart of any proof.
> > Does anybody know, what companies fake this command?
> >
> >From a story I read elsewhere just a few days ago, this problem is
> virtually universal even in the umpty-bucks 15,000 rpm scsi server
> drives. It appears that this is just another way to crank up the
> numbers and make each drive seem faster than its competition.

Probably you talking about this:
It has hit Slashdot yesterday.

Tomasz Torcz "God, root, what's the difference?" "God is more forgiving."

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