vinum vs. DPT smartcacheIV raid

Peter C. Lai sirmoo at cowbert.2y.net
Wed Feb 16 06:58:19 PST 2005


On Wed, Feb 16, 2005 at 12:08:42AM -0800, Matthew Jacob wrote:
> I'd be more concerned about the age of these cards- they've got to be
> at least 10 years old.

They work and are hooked up to a bunch of IBM 9gb sca drives. Currently the
first card boots gentoo or something (someone gave me the box; I don't have
the root password so I haven't booted past the linux loader/grub/whatever). 
/stand/sysinstall sees all the drives fine. The cards actually are very 
forward-thinking, with a row of 15 blinkenlights reminiscent of Knight Rider, 
a design which has since firmly incorporated itself into the current 
bling-bling hardware.

I know these cards are old, but fbsd supports them and I don't want to
waste the drives on this rig. Also want to take a chance to play with RAID
for free(tm). Hence the cc to freebsd-hackers.

> 
> 
> On Wed, 16 Feb 2005 01:57:00 -0500, Peter C. Lai <sirmoo at cowbert.2y.net> wrote:
> > I have a box with DPT PM2044 SmartCacheIV UW-SCSI PCI cards which can do
> > RAID-5 in hardware, but I'd have to use the DOS volume manager to set up
> > the array. I have heard reports that vinum woudl be faster than using the
> > native card. Is this true? Should I not bother with doing the hardware raid
> > and just go with vinum?
> > 
> > The rest of the system is a k6-2 400mhz with 256mb ram (amount might change).
> > I will also have moderate network i/o on the pci bus (obviously).
> > 
> > TIA,
> > cowbert
> > --
> > Peter C. Lai
> > University of Connecticut
> > Dept. of Molecular and Cell Biology
> > Yale University School of Medicine
> > SenseLab | Research Assistant
> > http://cowbert.2y.net/
> > 
> > _______________________________________________
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> >

-- 
Peter C. Lai
University of Connecticut
Dept. of Molecular and Cell Biology
Yale University School of Medicine
SenseLab | Research Assistant
http://cowbert.2y.net/



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