From owner-freebsd-hardware Wed Jan 12 14:55:18 2000 Delivered-To: freebsd-hardware@freebsd.org Received: from camus.cybercable.fr (camus.cybercable.fr [212.198.0.200]) by hub.freebsd.org (Postfix) with SMTP id 8712414D23 for ; Wed, 12 Jan 2000 14:55:15 -0800 (PST) (envelope-from herbelot@cybercable.fr) Received: (qmail 22200788 invoked from network); 12 Jan 2000 22:55:32 -0000 Received: from d016.paris-30.cybercable.fr (HELO cybercable.fr) ([212.198.30.16]) (envelope-sender ) by camus.cybercable.fr (qmail-ldap-1.03) with SMTP for ; 12 Jan 2000 22:55:32 -0000 Message-ID: <387D067E.3CDBD46D@cybercable.fr> Date: Wed, 12 Jan 2000 23:55:58 +0100 From: Thierry Herbelot X-Mailer: Mozilla 4.5 [en] (X11; U; FreeBSD 3.0-CURRENT i386) X-Accept-Language: en MIME-Version: 1.0 To: Gustavo V G C Rios Cc: Olaf Hoyer , freebsd-hardware@FreeBSD.ORG Subject: Re: hardware References: <4.1.20000112194049.009b7ba0@mail.rz.fh-wilhelmshaven.de> <387D0354.63159B8@ddsecurity.com.br> Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Sender: owner-freebsd-hardware@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.org Gustavo V G C Rios wrote: > > Olaf Hoyer wrote: > [SNIP] > > No actual HDD thats available does 80 MB/sec. the fastest ones (like the > > Barracuda series or Atlas or DRVS) do about 20 MB/sec under best > > circumstances, regarding the mechanical parts of them. electronic transfer [SNIP] > Oops! > So i cannot understand, take a closer look: > http://www.seagate.com/cda/products/discsales/marketing/detail/0,1121,43,00.shtml > > May anyone here explain me this ? an internal transfer rate of up to 29.6 Mbyte per second, That is : the drive can get up to 29.6 MB/s to/from the platters, and can send it at a rate of up to 80MB/s over SCSI. BTW : an UDMA66 drive with the latest ata driver of 4.0 can read at >20MB/s (performance is no longer reserved to expensive drives) TfH > > Thanks for your time and cooperation (and for patience too). > > To Unsubscribe: send mail to majordomo@FreeBSD.org > with "unsubscribe freebsd-hardware" in the body of the message To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hardware" in the body of the message