Re: SCSI vs SATA

Joshua D. Drake wrote:
>
>>> SATAII brute forces itself through some of its performance, for
>>> example 16MB write cache on each drive.
>>
>> sure but for any serious usage one either wants to disable that
>> cache(and rely on tagged command queuing or how that is called in SATAII
>
> Why? Assuming we have a BBU, why would you turn off the cache?

the BBU is usually only protecting the memory of the (hardware) raid
controller not the one in the drive ...


Stefan