Re: Poor raidframe reconstruct performance on 8-stable

[Havard Eidnes <he%NetBSD.org@localhost>]

> [...] I'm doing a raid1 reconstruct which should
> be a straight read from disk A, write to disk B. The data from systat
> backs that up. Each disk is doing ~110 transfers per second. wd1 the
> source disk is reading at 7MB/s and wd2 the destination is writing at
> 7MB/s.

It could be that the caching settings on the new drive is
different from the old one.  Check and adjust with "dkctl", using
"getcache" and "setcache" as required.

Regards,

- Håvard