[NMLUG] Random Questions #25

[pi at pihost.us (Anthony Martinez)]

On Sat, Apr 24, 2004 at 09:00:20AM -0600, Wesley J Landaker 
carved this out of pure phosphors:
> This might not be the problem, but it sounds a lot like DMA is off on 
> your hard drive. Install hdparm and check with:
> 
> hdparm -d /dev/hda
> 
> That will report if it's on or off. As for actually turning it on, you 
> should probably read up on your IDE chipset and drive before you do 
> that, as for a small fraction of drives/chipsets, it's dangerous to 
> enable DMA.

There's a good tutorial on HDPARM over here at Oreillynet:
http://www.linuxdevcenter.com/pub/a/linux/2000/06/29/hdparm.html

It goes through all the pros, cons, and stuff of using HDPARM to crank up DMA,
PIO, and 32/16 bit modes.

Thanks
Pi

> 
> -- 
> Wesley J. Landaker <wjl@icecavern.net>
> OpenPGP FP: 4135 2A3B 4726 ACC5 9094  0097 F0A9 8A4C 4CD6 E3D2
> 



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-- 
panic("bad_user_access_length executed (not cool, dude)");
        2.0.38 /usr/src/linux/kernel/panic.c