[eepro100] Re: 'Card Reports No Resources' errors, with a twist...

Basil Hussain basil.hussain@specialreserve.net
Tue, 12 Dec 2000 09:13:41 +0000


Yes, thanks for the reply.

>> I have been getting batches of these errors in my system logs:
>> Dec  4 17:51:41 spectrum kernel: eth0: card reports no resources.
>> Usually, 8 of them at a time. They don't coincide with a system hang or
>> period of peak traffic. What they do coincide with, however (and I spent
>> ages racking my brain before I realised this!), is a remote port scan of the
>> machine using the NMap utility. (I like to test my security...)
> So, you have a perfectly normal situation of filling up all receive buffers.
> If the system doesn't hang and works smoothly, it's ok.
> The traffic burst consumes all of them, and one or more packets may be
> dropped while the system recovers.  The driver warns you about it.

Ah, good. I'm glad it's not a problem with any of my setup or hardware.

> If you are concerned about possible packet drop, you need to change the
> constant RX_RING_SIZE in the driver and recompile it.
> If you don't want to bother about installing compiler and other development
> tools on your system and recompile the driver, you may simply ignore there
> messages.

Oh, well. I shall just ignore them. Thanks for the advice.


Basil Hussain (basil.hussain@specialreserve.net)