How to Install HAProxy Load Balancer in Ubuntu

This video explains the Installation of HAProxy Load Balancer in Ubuntu - It is an open source HTTP load balancer and a proxy software used for Linux distributions.
For more explanation on this video: www.linuxhelp.com/install-hap...

[@rajuchegoni108]

hi, i configured haproxy same like you did. but when i check haproxy configuration file, it shows some msg as "Backend server has no server available". i google it for 2 days but nothing happened, let me know how to do it

[@nasrullashaik2562]

Please help
Am getting error like "backend app is down" but my backend app is running at other end... What to do please help
Error : [WARNING] 133/204330 (17) : Server backend_api/resin_api_1 is DOWN, reason: Layer4 connection problem

[@Malefic28]

After i try to website to 192.168.5.146/haproxy?stats it didn't display the haproxy version like you did?
Solution?

[@billbakshi3307]

nicely explain...

[@Malefic28]

hello, i have problems, when i trying to start the haproxy, it didnt run and error pop out and said failed to start. any idea ?

[@praveenkumar94948]

You got solution for this?

[@salexkorsan8790]

i have two diffrent server, from two diffrent service provider,
if i take 3rd server for load balancer, then it can work ???

[@linuxhelp5096]

Yes, it will work for the 3rd server also.
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[@mrh2849]

hi, can you give more explain how to hardening tht load balancer machine from attacker like port, ssh, telnet etc. thanks in advance

[@gn9531]

Fail2Ban is a start.

[@finivincent5317]

I can't change the Haproxy config file.

[@samirfelisberto6404]

try to open using "sudo"

[@gn9531]

I use the VI editor already built into CentOS and Ubuntu.