2120S poor performance

Steven Hartland killing at multiplay.co.uk
Thu Dec 9 11:03:30 PST 2004

----- Original Message ----- 
From: "Jon Noack" <noackjr at alumni.rice.edu>

> The asr driver is in need of a lot of attention.  Still, testing random
> read/write is much better than testing sequential i/o as most real-world
> workloads aren't sequential in nature.  The raidtest utility (now in
> ports) does an excellent job with random read/write testing.

As a point of note 2015S performs as poor under windows as it does
under freebsd so Im not so sure that its totally down to drivers.

> There are many quality, (relatively) cheap controllers out there, but if
> you're looking to stick with Adaptec get a 2130S.  The 2130S uses the aac
> driver, which is quite well tuned and maintained by Scott Long.

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