Thanks for the replies. I opted to use the round robin, although not the best solution.
tks 2014-04-09 2:58 GMT-03:00 Jarno Huuskonen <[email protected]>: > Hello, > > On Tue, Apr 08, Rafaela wrote: > > Tks Lukas! > > > > The threads of the list, it is not possible to climb HAproxy > horizontally, > > how to maintain availability is using the vrrp (master and slave) or dns > > round robin (despite losing a part of traffic if you do not have to > check). > > Correct? > > My traffic is great/high and working with virtual machines, only one > > haproxy working in isolation will not support all the traffic. Any other > > suggestions? > > What about using keepalived to share multiple ip addresses between > multiple machines (and using dns round robin between these addresses). > > Something like this in keepalived.conf: > > vrrp_instance VI_1 { > ... > state BACKUP > priority 100 > virtual_ipaddress { > ip.addr.1 > } > track_script { chk_haproxy } > } > vrrp_instance VI_2 { > ... > state BACKUP > priority 99 > virtual_ipaddress { > ip.addr.2 > } > track_script { chk_haproxy } > ... > } > vrrp_instance VI_3 { > ... > state BACKUP > priority 98 > virtual_ipaddress { > ip.addr.3 > } > track_script { chk_haproxy } > ... > } > > and if you change the priorities on different servers then > VI_1 goes to server1, VI_2 to server2 and so forth. If a > server fails then one of the remaining servers will get the failed > ip address. > > You'd need to have enough haproxy/keepalived servers that if some fail > then the remaining ones can handle the load. > (And dns roundrobin probably won't balance traffic "perfectly" between > the haproxy/keepalived servers). > > -Jarno > > > > > 2014-04-08 17:33 GMT-03:00 Lukas Tribus <[email protected]>: > > > > > Hi, > > > > > > > > > > How can I have high availability and load balancing in my HA PROXY? > > > > Using keepalived only guarantees me an online machine and is not load > > > > balancing between nodes HAproxy. > > > > > > Haproxy load balances traffic and guarantess high availability for your > > > backends. Haproxy cannot load balance its own incoming traffic if thats > > > what you are referring to. > > > > > > Is your question how to balance load on two haproxy instances? > > > > > > Take a look at the this thread: > > > http://thread.gmane.org/gmane.comp.web.haproxy/14320 >
