> Howdy Crew,
> 
> I am about to buy a new hard disk for my FreeBSD work station.
> Since FreeBSD's ATA drivers implement Tagged Command Queuing and IBM make
> the only ATA disks that implement tagged command queuing ( ie since the 60GXP family 
>),
> an IBM 40GB 120GXP "looks like" the best solution.
> 
> However, my question is:
> 
> Do the benifits from a having a larger disk cache such as the "WD 40GB 7200RPM w/8MB 
>Cache"
> has, outweigh the benefits of Tagged Command Queuing ?
As far as I know big cashe helps for one I/O thread,
and Tagged Queuing helps more in multiple I/O threads.

The first series of Tagged Queuing drive was
far before 60GXP - it was DPTA.
Then DLTA (I used this hardly,
some of them was slightly buggy)

-- 
@BABOLO      http://links.ru/

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