From mboxrd@z Thu Jan 1 00:00:00 1970 From: Nivedita Singhvi Subject: Re: Network oops Date: Wed, 12 Jun 2002 10:42:40 -0700 (PDT) Sender: owner-netdev@oss.sgi.com Message-ID: References: Mime-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Cc: Donald Becker , , , , Return-path: To: Mala Anand In-Reply-To: List-Id: netdev.vger.kernel.org On Wed, 12 Jun 2002, Mala Anand wrote: > >> On Mon, 10 Jun 2002, Mala Anand wrote: > > >> I have seen this problem with this NIC. You need to increase > >> the number of buffers in the RX and TX ring in eepro100.c file. > >> Right now it is set to 32, change it to 256 or 128 this error > >> will go away. > > > Donald Becker wrote: > >Changing the Tx queue size or number of Rx skbuffs waiting to be filled > >will not fix a problem. It might mask some problem e.g. a temporary > >shortage of skbuffs, but it doesn't fix anything. > > The problem what I saw was resource problem and as a result I had packet > drops. The > input rate was high and the driver didn't have enough resources to handle. > It was a pure resource problem. > -- I think the problem Donald Becker is referring to is the fact that it oopses when out of resources, (or whatever), and that is not a graceful and acceptable thing. Adding resources pushes the problem to a point under additional stress/load/consumption. It would be nice if that were handled gracefully. thanks, Nivedita