Re: current status of ixg(4)

[Justin Cormack <justin%specialbusservice.com@localhost>]

On 31 March 2015 at 14:38,  <6bone%6bone.informatik.uni-leipzig.de@localhost> wrote:
> On Fri, 27 Mar 2015, Masanobu SAITOH wrote:
>
>> This change have commited now.
>>
>> New patch:
>>
>>         http://www.netbsd.org/~msaitoh/ixg-20150327-0.dif
>>
>
> I have tested the patch and found no problems.
>
> My server (HP G5) can handle with the new driver package rates up to 200,000
> packets per second. Then CPU0 is running at 100% with interrupts.
>
> If I have not charged me, it comes with 200,000 packets per second and an
> MTU of 1500 bytes to a maximum of 2.4GB.
>
> Is it possible to optimize some parameters for the interrupt throttling?

Try the sysctls, there is a maximum interrupt rate, hw.ixgbe.max_interrupt_rate

Justin