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Nice to know. Thanks.
On Mon, 2008-01-14 at 17:04 -0500, Todd Fleisher wrote:
> Fwiw, I've had no problems with the reload approach, first reloading
> the master and then after its done reloading the backup.
>
> I'm running 1.1.13 on as low as pentium 3 1.2ghz hardware & my advert
> interval is 1 second.
>
> -T
>
>
> On Jan 14, 2008, at 16:20, Graeme Fowler <graeme@xxxxxxxxxxx> wrote:
>
> > Hi Scott
> >
> > On Mon, 2008-01-14 at 16:01 -0500, Scott McClanahan wrote:
> >> Thanks for the response but I think the easiest and best approach
> >> for me
> >> would simply be to mod the config with the appropriate weight (this
> >> doesn't happen so frequently that it's a burden) and perform a
> >> reload.
> >
> > Righto.
> >
> >> I just need to be sure keepalived handles a HUP signal as I'd
> >> expect. I
> >> noticed in previous releases HUP signals weren't always handled so
> >> gracefully. I'd like to make sure the master stays master and
> >> interruptions to users are avoided.
> >
> > I believe this is a function of the length of the config, any
> changes
> > that need to be made and your VRRP advert interval (and probably
> > ancillary things like disk IO). If a HUP makes keepalived take
> longer
> > than necessary to re-read and do $stuff, it'll stop sending adverts
> > and
> > you may experience a race failover while the master fiddles with
> > config
> > (and Rome burns).
> >
> > You may (although I hesitate to say this if keepalived is well-used
> by
> > you) want to switch to ldirectord, since it does in-service config
> > changes (like weights) without a signal. As long, of course, as the
> > config is sane!
> >
> > Graeme
> >
> >
> > ---
> >
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