Re: [git patches] IDE update

[Erik Slagter <erik@slagter.name>]

On Fri, 2005-07-08 at 10:06 +1000, Grant Coady wrote:

> I've not been able to get dual channel I/O speed faster than single 
> interface speed, either as 'md' RAID0 or simultaneous reading or 
> writing done the other day:
> 
> Time to write or read 500MB file:
> 
> >summary		2.4.31-hf1	2.6.12.2
> >boxen \ time ->	 w 	 r	 w	 r
> >---------------	----	----	----	----
> ...
> >peetoo			33	20	26.5	22
> >(simultaneuous		57	37.5	52	38.5)
> 
> MB/s		2.4.31-hf1	2.6.12.2
> 		w	r	w	r
> single		15	25	19	23
> dual		17.5	27	19	26
> 
> These timings show very little happening in parallel, is that normal?

"me too" ;-)

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