Messages in this thread | | | Date | Sun, 15 May 2005 23:08:04 -0400 | From | Gene Heskett <> | Subject | Re: Disk write cache (Was: Hyper-Threading Vulnerability) |
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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. > >Cheers
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 Yahoo.com and AOL/TW attorneys please note, additions to the above message by Gene Heskett are: Copyright 2005 by Maurice Eugene Heskett, all rights reserved. - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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