usually a client will cache the IP served by the DNS server, in order to not query each time the DNS system.
So how can the client switch to another server once it has resolved one. Regards, Thomas. On Thu, Jun 28, 2012 at 12:53 PM, Türker Sezer <turkerse...@tsdesign.info>wrote: > On Thu, Jun 28, 2012 at 11:43 AM, Thomas Manson > <dev.mansontho...@gmail.com> wrote: > > Hi Türker, > > > > With an Active/Active setup and Round Robin DNS, what happen when one of > the > > HAProxy is failing/stopped ? > > > > I guess, that the client has the IP in cache and will fail to connect, > won't > > it? > > > > Do you have some sample configuration to share for DNS round robin & > > Keepalived ? > > We use DNS roundrobin and keepalived together. If one of the HAProxy > fails, the other HAProxy instance takes its IP. > > DNS roundrobin is so simple. You can set two or more A record for a > domain. Then It works as roundrobin. > > -- > Türker Sezer > TS Design Informatics LTD. > > http://www.tsdesign.info/ >
