AW: interface checking for heartbeat
Tue, 06 Feb 2001 09:33:19 -0700
Jeroen Vriesman wrote:
> Isn't pinging other hosts a bit of a quick and dirty way to check the NIC?
> Looking in e.g. tulip.c I see lots of ways to check if the link is up e.g. the Tx
> buffer getting flushed is a sign there is something wrong with cable/nic/hub.
> Would be very device dependend.
> I think I would use (in the case of the tulip driver):
> printk(KERN_WARNING "%s: Tx hung, %d vs. %d.\n",
> dev->name, tp->cur_tx, tp->dirty_tx);
> >From tulip.c
> Not so hard to implement, just put the messages of the nic's in a seperate
> logfile and let heartbeat check that log now and then.
> Would this be a good idea?
Monitoring logs is always a good idea. Running diagnostic tests proactively
is also a good idea.
-- Alan Robertson