Re: raidframe performance question

[Paul Goyette <paul%whooppee.com@localhost>]

On Fri, 6 May 2011, Paul Goyette wrote:

> > > After rebooting, I started a
> > >
> > >         dd if=/dev/zero bs=32k of=/dev/wd4d
> >
> > No.  rwd4d.
>
> Ooopppsss!
>
> Yeah, it works much better on the raw device.  After 10 minutes, the rate has 
> remained constant at 100MBytes/sec.  And I can even run a second dd on the 
> other prospective raid member and they _both_ run at 100MByte/sec.

Which would tend to put the focus of the initial problem back on 
raidframe, since it was taking about 50 hours to initialize parity.  The 
drives obviously can handle sustained heavy write activity.


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