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

[User Freebsd]

On Fri, 4 Aug 2006, John-Mark Gurney wrote:

> User Freebsd wrote this message on Mon, Jul 31, 2006 at 22:44 -0300:
>> 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 ...
>
> Have you tried the driver in -current and/or 6.1-R?  Specificly v1.14
> and v1.13.2.1 of iir.c that limits the simq to 32 commands?  We are
> running w/ this modifications w/o issues on 6.0-R w/ SRCU31A and SRCU42L
> cards...  We have a few GDT cards also that I don't believe we are
> having any issues with...

Yes, this was the first thing ScottL asked when we narrowed the problem 
down ... this appears to be a different issue then the one you were seeing 
:(

----
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