Performance issue ( maybe )
bjb at jndata.dk
Tue Sep 7 08:46:28 UTC 2010
> -----Original Message-----
> From: Tom Schmitt
> Sent: 7. september 2010 09:52
> To: Users of ISC DHCP
> Subject: Re: RE: RE: Performance issue ( maybe )
> > Von: Bjarne Blichfeldt <bjb at jndata.dk>
> > Betreff: RE: RE: Performance issue ( maybe )
> > > This is a very short timeframe (one minute) between your logline.
> > >
> > > One minute is okay if you only have a few subnets. But if you have a
> > > bigger amount of subnets you should consider a higher value. For
> > > example, I have set this value to 2 hours.
> > Sorry not sure which timer value you mean here ?
> max-balance 7200;
> In the failover-paragraph. Use "man dhcpd.conf" and look for max-balance.
Thanks, I have now read that paragraph quite a lot, not the easiest thing to grap. :-)
What about min-balance ? I would have thought that was the important one.
min-balance seconds : don't balance anything until this many seconds have passed
max-balance seconds : at least balance after this many seconds.
Or did I get that wrong ?
> > Not so far fetched, see my previous mail. We had a lot of failover
> > timeouts, starting the afternoon before.
> > Then it just went south from there.
> Do you have some kind of monitoring-process in place which would restart dhcpd
> after a crash?
No, I have never seen dhcpd crash before.
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