"Anton Rang" <rang@visi.com> wrote in message
news:ybt4qrpdzzc.fsf@isis.visi.com...
> adykes@panix.com (Al Dykes) writes: 
>
> This was still around in at least the mid-1990s.  I was at a company
> developing software RAID and some of our resellers built enclosures
> which used the synchronization.  It did reduce the latency for RAID 4
> by a noticeable amount for A/V applications.

The functional capability to do spindle sync has disappeared from current
SCSI HDs.

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