carp on stable/9: is there a way to keep jumbo?

[Dmitry Morozovsky]

(moving to more appropriate mailing list)

On Mon, 11 Mar 2013, Dmitry Morozovsky wrote:

> > > yes, I know glebius@ overhauled carp in -current, but I'm a bit nervous to
> > > deploy bleeding edge system on a NAS/SAN ;)
> > >
> > > So, my question is about current state of carp in stable/9: building HA
> > > pair I
> > > found that carp interfaces lose jumbo capabilities:
> > >
> > >
> > I made a patch for 9.1-RELEASE, it is totally based on glebius@ work, or
> > partially :). I'm using it nowadays and it just works pretty fine for me.
> > 
> > I didn't test with JUMBO frame, but you can give a try and let us know if
> > it works or not.
> > 
> > PATCH: http://people.freebsd.org/~araujo/carpdev/
> 
> I'vr managed to apply this finally :)
> 
> It seems your path is sometimes spammed with $FreeBSD$ changes, which leads to 
> 4 .rej's for me (nothing except ./sys/netinet/ip_carp.c.rej are sighnificany, 
> but they may produce problem in future merging)
> 
> Only buildworld tests are finished for me yet; more to test later and/or
> tomorrow.

I booted my carp pair and it at least boot properly, ``ifconfig lagg0 vhid 1 
state master'' works, and tcpdump to carp address show jumbo frames receiving 
and sending.

Time to set up takeover and test istgt

Thank you!

-- 
Sincerely,
D.Marck                                     [DM5020, MCK-RIPE, DM3-RIPN]
[ FreeBSD committer:                                 marck at FreeBSD.org ]
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*** Dmitry Morozovsky --- D.Marck --- Wild Woozle --- marck at rinet.ru ***
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