Peer rebalancing problems

[Bob Harold]

I remove the subnet from failover, so it only has one DHCP server, then
after the servers settle, add failover back in.  It is a pain, but I have
not found a better solution.

-- 
Bob Harold



On Tue, Sep 3, 2019 at 3:44 PM Norman Elton <normelton at gmail.com> wrote:

> Sorry, I just discovered this nugget:
>
> landlord01: peer wm-dhcp-01-02: Got POOLREQ, answering negatively!
> Peer may be out of leases or database inconsistent.
>
> I will start googling and post if I discover anything.
>
> Thanks,
>
> Norman
>
> On Tue, Sep 3, 2019 at 3:41 PM Norman Elton <normelton at gmail.com> wrote:
> >
> > I've seen references to this in previous posts, but no clear
> > resolution. I've got two RHEL6 boxes (dhcp-4.1.1-63.P1.el6_10) setup
> > in a failover pair. I discovered this morning that one server was
> > stuck in "communications-interrupted" state. Turns out there were two
> > dhcpd processes running simultaneously. Not sure how that happened,
> > but shockingly, it wasn't happy.
> >
> > I've restarted both servers, we're back in normal failover state. But
> > one of my subnets is still not balancing out:
> >
> > landlord01: balancing pool 55814b7e0ad0 WIRELESS-FACSTAFF  total 2970
> > free 58  backup 320  lts -131  max-own (+/-)38
> > landlord01: balanced pool 55814b7e0ad0 WIRELESS-FACSTAFF  total 2970
> > free 58  backup 320  lts -131  max-misbal 57
> > landlord02: balancing pool 55d8e05a4aa0 WIRELESS-FACSTAFF  total 2970
> > free 353  backup 0  lts -176  max-own (+/-)35  (requesting peer
> > rebalance!)
> > landlord02: balanced pool 55d8e05a4aa0 WIRELESS-FACSTAFF  total 2970
> > free 353  backup 0  lts -176  max-misbal 53
> >
> > It seems a little strange that both servers have a negative LTS value.
> > And that they're so different. Is this explainable somehow?
> >
> > Thanks,
> >
> > Norman
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