Date: Fri, 23 Apr 2004 11:45:32 -0700 (PDT) From: Dan Strick <strick@covad.net> To: schweikh@schweikhardt.net Cc: freebsd-scsi@freebsd.org Subject: Re: Hardware Striping Message-ID: <200404231845.i3NIjWMJ000414@mist.nodomain>
next in thread | raw e-mail | index | archive | help
>> > ... > I have two pairs of identical U160 SCSI disks > ... > Until now I'm using an Adaptec 29160 Host Adapter, but of course it is > not HW-RAID0 capable. What card am I looking for? > > The disks have a sustained read rate of 60 to 70 Mbyte/s, so if all of > them were used at the same time they could saturate an U160 bus. Is this > a problem? > ... >> We can assume that a high speed SCSI host adapter will have a faster PCI interface but the vast majority of even modern motherboards have only a traditional 33 MHz 32 bit PCI which would saturate well below 133 Mbyte/sec. What variety of PCI bus does your system have? Dan Strick strick@covad.net
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?200404231845.i3NIjWMJ000414>