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SubjectRe: Disk write cache (Was: Hyper-Threading Vulnerability)
On Sunday 15 May 2005 22:32, Mark Lord wrote:
> >took place on another list, and wrote a test gizmo that copied a
> >large file, then slept for 1 second and issued a sync command. No
> >drive led activity until the usual 5 second delay of the
> > filesystem had expired. To me, that indicated that the sync
> > command was being
>There's your clue. The drive LEDs normally reflect activity
>over the ATA bus (the cable!). If they're not on, then the drive
>isn't receiving data/commands from the host.

That was my theory too Mark, but Jeff G. says its not a valid
indicator. So who's right?

Cheers, Gene
"There are four boxes to be used in defense of liberty:
soap, ballot, jury, and ammo. Please use in that order."
-Ed Howdershelt (Author)
99.34% setiathome rank, not too shabby for a WV hillbilly and AOL/TW attorneys please note, additions to the above
message by Gene Heskett are:
Copyright 2005 by Maurice Eugene Heskett, all rights reserved.
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