System crashes under heavy disk i/o

Mel Flynn mel.flynn+fbsd.questions at mailing.thruhere.net
Sat Dec 19 12:48:38 UTC 2009


On Thursday 17 December 2009 12:57:30 Erik Norgaard wrote:
> Mel Flynn wrote:
> > Turn down operating mode via atacontrol. If using dump(8) use the cache
> > feature and/or do the backup from live disk, so no other services are
> > running and disk isn't accessed other then by dump.
> 
> Thanks, is there a way to set UDMA mode at boot?

Roll your own rc(8). I know not of a loader tunable or device.hints setting, 
but I'm happily corrected on that.
-- 
Mel


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