[MPlayer-users] hdparm question

[D Richard Felker III]

On Thu, Nov 21, 2002 at 12:11:50AM +0100, gabor wrote:
> [Automatic answer: RTFM (read DOCS, FAQ), also read DOCS/bugreports.html]
> hi,
> 
> 
> after reading the docs about hdparm...
> 
> 
> i wonder if those settings are harmless or not..
> 
> because i found a lot of 'interesting switches', like:
> use-dma (d1),

A very good idea for performance.

> multiple-io (m),

Reduces load from big reads, but perhaps adds a slight bit of latency
for small random access reads. Also my drives don't seem to like
having very high values for -m.

> unmask-irq (u),

This is absolutely essential. Otherwise disk io will totally trash
interactivity, cause lost data on serial transfers (and possibly on
network), and generally just ruin your life. :(

> udma2 (d,X66)..