Thanks, Alan. It sounds like for now the moral of the story is, make sure you can ping your interface (which sounds much worse than it is) before you call it a night!
On Wednesday 27 August 2003 09:01 am, you wrote: > On Wednesday, 08/27/2003 at 08:32 EST, Rich Smrcina <[EMAIL PROTECTED]> > > wrote: > > When re-booting a normally working Linux machine that has an LCS > > interface, I > > > was greeted with these messages: > > > > Aug 26 19:00:51 wasprd kernel: Starting lcs module $Revision: 1.132 $ > > $Date: > > 20 > > 02/04/30 19:13:38 $ > > Aug 26 19:00:51 wasprd kernel: with chandev support,with multicast > > support, > > > with ethernet support, with token ring support. > > Aug 26 19:00:51 wasprd kernel: debug: lcs: new level 0 > > Aug 26 19:00:51 wasprd kernel: lcs_sleepon network card taking time > > responding > > > irq=0001 devno=0600, > > Aug 26 19:00:51 wasprd kernel: please be patient, ctrl-c will exit if > > shell > > > prompt is available. > > Aug 26 19:00:51 wasprd kernel: No lcs capable cards found > > Aug 26 19:00:51 wasprd kernel: Terminating lcs module. > > > > And access to the LCS interface was not functioning. Just rebooting it > > started the interface fine. With the LCS addresses dedicated in the > > directory entry, what would cause the interface to not initialize? > > I see that LCS.C has changed in 2.6; it does not contain the > lcs_sleepon_func(). There are comments in the 2.4 source which indicate > that there are exposed race conditions. I'm guessing the response from > the card came in faster than expected and the needed reply was lost. The > question is whether the 2.6 changes will be retrofit to 2.4. (I don't > know.) > > The only time I've legitimately seen an LCS initialization timeout is due > to a casters-up card (OSA or 3172 in need of IML). On VM TCP/IP, the same > condition (delay between device start and card ready) is seen when you get > a message "cannot process ARP packet ... don't know home hardware > address". Then, eventually, you see a "PCCA reports home hardware address > ...." and everything begins running. > > Alan Altmark > Sr. Software Engineer > IBM z/VM Development -- Rich Smrcina Sr. Systems Engineer Sytek Services, A Division of DSG Milwaukee, WI rsmrcina at wi.rr.com rsmrcina at dsgroup.com Catch the WAVV! Stay for Requirements and the Free for All! Update your S/390 skills in 4 days for a very reasonable price. WAVV 2004 in Chattanooga, TN April 30-May 4, 2004 For details see http://www.wavv.org
