> I messed up big time....i was trying to set up link aggregation on my
> opensolaris home nas box.  I was following this guide:
> http://blogs.sun.com/seb/entry/using_new_networking_features_in
> 
> and i couldn't get some of it to work, i kept getting an error saying
> something along the lines of "device busy"

I can't add much to get you out of trouble, but there's one thing I can say:
Don't use LACP.  It has caused nothing but trouble in any situation where
I've ever attempted it.  To make things worse, solaris (opensolaris too?)
behaves very poorly whenever there is no network adapter...  And your
network has to go down temporarily in order to change modes...

And a common misunderstanding is that 4 x 1Gb LACP links bonded equals 1 x
4Gb link.  But even if it works, that's false.  In reality, you could have 4
separate streams each of 1Gb, but that's the best you can hope for.  You can
achieve this also by assigning additional IP addresses to the other
adapters, but that's sort of convoluted.  At least it's reliable.

And even after it's all done, and LACP seems to be working, you have to
watch your error counters.  This is where I've always seen failure.  As long
as the error counters are rising, (and they always seem to when there's any
kind of heavy network load) it means dropped packets, and dropped packets
mean unreliable usage in production.

Aside from that ... Please keep posting here as you learn what to do, to fix
your problem.

I would suggest booting from the LiveCD, or another disk, to go fix your
boot partition, and disable LACP.  Put it back to normal.


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