Install HAProxy 1.5.11 in Ubuntu 16.04 for tcp load balancing

Install HAProxy 1.5.11 in Ubuntu 16.04 for tcp load balancing

The latest version of haproxy1.5.11 has been downloaded. The installation process is as follows:

1. Decompress haproxy-1.5.11.tar.gz: tar xzvf haproxy-1.5.11.tar.gz

2. Enter the extract Directory: cd haproxy-1.5.11

3. query the kernel version: uname-r. You can use cat README to check the version number of the compilation platform. The new Ubuntu version is linux2628.

4. source code compilation: sudo make TARGET = linux2628 PREFIX =/usr/local/haproxy pay attention to Case sensitivity. If it is changed to lower case, compilation fails or is not compiled to the specified path.

5. install: sudo make install PREFIX =/usr/local/haproxy

6. Write the configuration file cd/usr/local/haproxy and sudo vi haproxy. cfg. Fill in the following content:

########### Global configuration #########
Global
Daemon
Nbproc 1
Pidfile/var/run/haproxy. pid

######## Default configuration ############
Ults
Mode http # default mode {tcp | http | health}, tcp is Layer 4, http is Layer 7, health only returns OK
Retries 2 # If the connection fails twice, the server is considered unavailable. You can also set
Option redispatch # When the server corresponding to the serverId fails, it is forcibly directed to other healthy servers.
Option abortonclose # When the server load is high, the link for processing the queue for a long time is automatically terminated.
Maxconn 4096 # default maximum number of connections
Timeout connect 5000 ms # connection timeout
Timeout client 30000 ms # client timeout
Timeout server 30000 ms # server timeout
# Timeout check 2000 # = heartbeat detection timeout
Log 127.0.0.1 local0 err # [err warning info debug]

######## Statistics page configuration ########
Listen admin_stats
Bind 0.0.0.0: 1080 # listening port
Mode http # Layer-7 http mode
Option httplog # Use http log format
# Log 127.0.0.1 local0 err
Maxconn 10
Stats refresh 30 s # statistics page automatic refresh time
Stats uri/stats # url of the statistics page
Stats realm XingCloud \ Haproxy # text displayed in the password box on the statistics page
Stats auth admin: admin # user name and password settings on the statistics page
Stats hide-version # hide the HAProxy version on the statistics page

######## Test configuration #################
Listen test
Bind 0.0.0.0: 8080 # note that the port number is not lower than 1024
Mode tcp
# Maxcon 4086
# Log 127.0.0.1 local0 debug
Server s1 192.168.1.201: 8080
Server s2 192.168.1.202: 8080

7. Run haproxy:

Sudo/usr/local/haproxy/sbin/haproxy-f/usr/local/haproxy. cfg

8. Enable Automatic Running upon startup:

Sudo vi/etc/rc. local, add at the end of the document:

/Usr/local/haproxy/sbin/haproxy-f/usr/local/haproxy. cfg

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