One thing to keep in mind is IDE tends to eat up processor power where as off board
scsi doesn't.
Greg Cope wrote:
> mike thomas wrote:
> >
> > Hi all
> >
> > I am running mysql on linux (redhat 6.2) using a regular 18Gb
> > EIDI hard drive. Does anyone know how much (ball park figure) a
> > SCSI hard drive would speed up selects and inserts?
>
> This is a how long is a piece of string question .....
>
> EIDE disks have nearly the same data transfer rates as SCSI drives.
>
> but
>
> SCSI drives have nearly twice the seek-time performance - or their
> average seek time is twice as good.
>
> So it depends on how many seeks a query takes to complete that will
> determine any performance increase. Each query will be atleast two IIRC
> from the manual - which has a section on Disk performance.
>
> If you are serious about performance go SCSI.
>
> Greg
>
> >
> > Thanks everyone!
> >
> > Michael Thomas
> > abcXyz.com
> > [EMAIL PROTECTED]
> >
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