Re: Linux 2.6.9 Adaptec 4 Port Starfire Sickness

[jmerkey <jmerkey@utah-nac.org>]

Jeff Garzik wrote:

> jmerkey wrote:
>
>> With linux 2.6.9 running at 192 MB/S network loading and protocol 
>> splitting drivers routing packets out of
>> a 2.6.9 device at full 100 mb/s (12.5 MB/S) simultaneously over 4 
>> ports, the adaptec starfire driver goes into
>> constant Tx FIFO reconfiguration mode and after 3-4 days of 
>> constantly resetting the Tx FIFO window and
>> generating a deluge of messages such as:
>>
>> ethX: PCI bus congestion, resetting Tx FIFO window to X bytes
>>
>> pouring into the system log file at a rate of a dozen per minute. 
>> After several days, the PCI bus totally locks up
>> and hangs the system. Need a config option to allow the starfire to 
>> disable this feature. At very
>> high bus loading rates, the starfire card will completely lock the 
>> bus after 3-4 days
>> of constant Tx FIFO reconfiguration at very high data rates with 
>> protocol splitting and routing.
>
>
> The feature doesn't need disabling; just modify the driver to stop the 
> flapping.
>
> Jeff
>
>
>
>
I am going to try to just turn off the Tx FIFO setting in the code 
completely and see if this helps, not just
the message. See what happens ...

Jeff