[IMPORTANT] Adaptec no longer supporting iir(4) driver ...

[Rico Secada]

On Mon, 31 Jul 2006 22:44:01 -0300 (ADT)
User Freebsd <freebsd at hub.org> wrote:

Seems to me like the best solution is to boykott Adaptec like OpenBSD did.

> 
> 'k, I finally got ahold of someone @ adaptec, and the official word seems 
> to be:
> 
> "FreeBSD 6 is not officially supported for the "GDT" based ICP RAID
>   controllers. Nevertheless the inbox driver should work."
> 
> Great, well, the inbox driver doesn't work with FreeBSD 6.x, and support 
> doesn't exist to get it fixed, mainly since, as most ppl here know, the 
> specs are closed, so even a non-Adaptec person can't do much to fix the 
> problem(s) ...
> 
> For those that haven't been following the discussion on this, the iir(4) 
> driver in FreeBSD 6.x appears to have a deadlock issue under medium to 
> heavy load, where the 'blocked' state just continues to rise until file 
> accesses just no longer work ...
> 
> So, if you are running a server that is using the iir(4) device driver and 
> are considering upgrading to FreeBSD 6.x and beyond, or are looking to 
> build a new machine using a device that relies on this driver, do so at 
> your own peril ...
> 
> Please note that this deadlock issue exists on *both* the ICP Vortex 
> cards, *and* the Intel based RAID controllers ...
> 
> If anyone from Adaptec is out there and is actually interested in seeing 
> this problem fixed, *please* let me know ... I have three servers, all 
> three exhibiting this problem, and one of them is fully loaded with the 
> kernel debug stuff so that I can (I think) give you almost *anything* you 
> want in the way of information concerning the problem ...
> 
> 
> ----
> Marc G. Fournier           Hub.Org Networking Services (http://www.hub.org)
> Email . scrappy at hub.org                              MSN . scrappy at hub.org
> Yahoo . yscrappy               Skype: hub.org        ICQ . 7615664
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