FC4 - IBM e326 - network problems.

[Naoki]

Well, it does it with SMP & UP kernels.  Is it network driver? Is it
reiserfs? 

How do I check?  It doesn't actually panic and crash so lkcd is of no
use(?) kgdb? 
magic sys key ?


On Thu, 2005-09-01 at 12:59 +0900, Naoki wrote:
> Ok, it's done it again and this time I have something on console :
> 
> <3>Debug : Sleeping function called from invalid context at
> include/linux/rwsem.h:43
> in_atomic:(0) irqs_disabled:(1)
> 
> What's that all about ? 
> 
> On Wed, 2005-08-31 at 09:48 +0900, Naoki wrote:
> > The plot thickens,  I now have two of these boxes running. One plugged into a Foundry switch
> > and the other into a cheap 10/100 switching hub.
> > 
> > The box connected to the hub says :
> > 
> > eth0: Tigon3 [partno(BCM95704A6) rev 2003 PHY(5704)] (PCIX:100MHz:64-bit) 10/100/1000BaseT Ethernet
> > tg3: eth0: Link is up at 100 Mbps, full duplex.
> > tg3: eth0: Flow control is on for TX and on for RX.
> > 
> > The box hooked up to the foundry ( which is now nailed at 100-full ) says :
> > 
> > eth0: Tigon3 [partno(BCM95704A6) rev 2003 PHY(5704)] (PCIX:100MHz:64-bit) 10/100/1000BaseT Ethernet
> > tg3: eth0: Link is up at 100 Mbps, full duplex.
> > tg3: eth0: Flow control is off for TX and off for RX.
> > 
> > Now I just checked on of my production boxes also hooked up to a foundry but using a slightly different Broadcom chip :
> > 
> > eth0: Tigon3 [partno(BCM95703A30) rev 1002 PHY(5703)] (PCIX:100MHz:64-bit) 10/100/1000BaseT Ethernet
> > tg3: eth0: Link is up at 100 Mbps, full duplex.
> > tg3: eth0: Flow control is off for TX and off for RX.
> > 
> > So my only question now is this lack of flow control a tg3 driver problem, or a foundry switch problem?  And how do I easily find out?
> > 
> > Any suggestions from the group would be appreciated.
> > 
> > 
> > >From Aug 24th :
> > 
> > You know what, I did, and it's been ok since.  However I still have the
> > kernel message saying no flow control.  I'm wondering if that's a
> > problem, it would sound like one to me.
> > 
> > On Mon, 2005-08-22 at 13:47 +0200, Mogens Kjaer wrote:
> > 
> > > 
> > > Have you also disabled auto-negotiation on the switch?
> > > 
> > > Mogens
> > > -- 
> > > Mogens Kjaer, Carlsberg A/S, Computer Department
> > > Gamle Carlsberg Vej 10, DK-2500 Valby, Denmark
> > > Phone: +45 33 27 53 25, Fax: +45 33 27 47 08
> > > Email: mk at crc.dk Homepage: http://www.crc.dk
> > 
> 
> 
......................................................................................
Mark "Naoki" Rogers /VP - Systems Engineering
Systems
ValueCommerce Co., Ltd. 

Tokyo Bldg 4F 3-32-7 Hongo Bunkyo-ku Tokyo 113-0033 Japan
Tel. +81.3.3817.8995   Fax. +81.3.3812.4051
mailto:naoki at valuecommerce.co.jp
......................................................................................