[OmniOS-discuss] [discuss] Re: [networking] rge_intr troubles

[Garrett D'Amore]

i will try to have another look at this tomorrow.  i am too tired tonight. :)

Sent from my iPhone

> On Oct 2, 2016, at 12:45 PM, Saso Kiselkov <skiselkov.ml at gmail.com> wrote:
> 
> Thanks for the suggestions! Results below:
> 
>> On 10/2/16 7:20 PM, Garrett D'Amore wrote:
>> But as a first test, you can try calling rge_receive().  The simplest
>> way I can see to do that is to OR in the value of RGE_NO_RXDESC_INT in
>> the check at 1495. (Btw the ordering of the checks at 1488 and 1495 are
>> suboptimal, as the rx interrupt should be the *hot* code path.
> 
> Sadly, this won't help. RGE_RX_INT is already a composite of
> RX_OK_INT | RX_ERR_INT | NO_RXDESC_INT
> 
>> One thing you might also try doing is changing the value in rge.h for
>> RGE_RECV_COPY_SIZE from 256 to something much larger — 8000 will be
>> larger than the largest possible rge frame.  I have a theory that part
>> of the problem you are encountering may be due to being out of buffers
>> to loan up, and the screwy handling for that case.
> 
> Tried this, but to no avail. It still goes into the sad place. Sadly,
> this stupid box doesn't even have a serial port with which I could
> provide you access. And I'm out of PCI-e slots to shove in an Intel NIC,
> so the on-board Realtek POS is my last option. Well that, or using Linux
> with Illumos as a KVM on top of it, but even saying that out loud leaves
> a bad taste in my mouth...
> 
> Cheers,
> -- 
> Saso
> 
> 
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