服务器环境:
安装
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vim
/etc/apt/sources
.list.d
/mariadb
.list
# 添加以下两句
deb http:
//mirror
.yongbok.net
/mariadb/repo/5
.5
/ubuntu
precise main
deb-src http:
//mirror
.yongbok.net
/mariadb/repo/5
.5
/ubuntu
precise main
apt-key adv --recv-keys --keyserver keyserver.ubuntu.com 0xcbcb082a1bb943db
apt-get update
apt-get
install
mariadb-server-5.5
|
/etc/mysql/my.cnf
多实例配置文件:3306,3307,3308
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[mysqld_multi]
mysqld =
/usr/bin/mysqld_safe
mysqladmin =
/usr/bin/mysqladmin
user = root
# 指定用于启动、停止mysql实例的用户
log =
/var/log/mysql/mysqld_multi
.log
[client]
port = 3306
socket =
/var/run/mysql/mysql
.sock
default-character-
set
= utf8
[mysqld3306]
port = 3306
socket =
/var/run/mysql/mysql
.sock
pid-
file
=
/var/run/mysql/mysql
.pid
datadir =
/var/lib/mysql/3306
skip-external-locking
key_buffer_size = 16M
max_allowed_packet = 1M
table_open_cache = 64
sort_buffer_size = 512K
net_buffer_length = 8K
read_buffer_size = 256K
read_rnd_buffer_size = 512K
myisam_sort_buffer_size = 8M
default-storage-engine = MyISAM
character-
set
-server = utf8
skip-name-resolve
collation-server = utf8_general_ci
log-error =
/var/log/mysql/mysqld-error
.log
log-slow-admin-statements
long-query-
time
= 3
slow-query-log
slow-query-log-
file
=
/var/log/mysql/mysqld-slow
.log
innodb_buffer_pool_size=1G
innodb_additional_mem_pool_size=20M
max_connections = 1000
tmpdir =
/tmp/
server-
id
= 2
log-slave-updates
log-bin = mysql-bin
binlog_format = mixed
relay_log = mysql-relay-bin
replicate-
do
-db = wordpress
replicate-ignore-db = mysql
replicate-ignore-db = information_schema
replicate-ignore-db = performance_schema
replicate-ignore-db =
test
[mysqldump]
quick
max_allowed_packet = 16M
[mysqld3307]
port = 3307
socket =
/var/run/mysql/mysql-3307
.sock
pid-
file
=
/var/run/mysql/mysql-3307
.pid
datadir =
/var/lib/mysql/3307
skip-external-locking
key_buffer_size = 16M
max_allowed_packet = 1M
table_open_cache = 64
sort_buffer_size = 512K
net_buffer_length = 8K
read_buffer_size = 256K
read_rnd_buffer_size = 512K
myisam_sort_buffer_size = 8M
default-storage-engine = MyISAM
character-
set
-server = utf8
skip-name-resolve
collation-server = utf8_general_ci
log-error =
/var/log/mysql/mysqld-error-3307
.log
log-slow-admin-statements
long-query-
time
= 3
slow-query-log
slow-query-log-
file
=
/var/log/mysql/mysqld-slow-3307
.log
innodb_buffer_pool_size=1G
innodb_additional_mem_pool_size=20M
max_connections = 1000
tmpdir =
/tmp/
server-
id
= 2
log-slave-updates
log-bin = mysql-bin
binlog_format = mixed
relay_log = mysql-relay-bin
replicate-
do
-db = futurestar
replicate-
do
-db = verywx
replicate-ignore-db = mysql
replicate-ignore-db = information_schema
replicate-ignore-db = performance_schema
replicate-ignore-db =
test
[mysqldump]
quick
max_allowed_packet = 16M
[mysqld3308]
port = 3308
socket =
/var/run/mysql/mysql-3308
.sock
pid-
file
=
/var/run/mysql/mysql-3308
.pid
datadir =
/var/lib/mysql/3308
skip-external-locking
key_buffer_size = 16M
max_allowed_packet = 1M
table_open_cache = 64
sort_buffer_size = 512K
net_buffer_length = 8K
read_buffer_size = 256K
read_rnd_buffer_size = 512K
myisam_sort_buffer_size = 8M
default-storage-engine = MyISAM
character-
set
-server = utf8
skip-name-resolve
collation-server = utf8_general_ci
log-error =
/var/log/mysql/mysqld-error-3308
.log
log-slow-admin-statements
long-query-
time
= 3
slow-query-log
slow-query-log-
file
=
/var/log/mysql/mysqld-slow-3308
.log
innodb_buffer_pool_size=1G
innodb_additional_mem_pool_size=20M
max_connections = 1000
tmpdir =
/tmp/
server-
id
= 2
log-slave-updates
log-bin = mysql-bin
binlog_format = mixed
relay_log = mysql-relay-bin
replicate-
do
-db = futurestar
replicate-
do
-db = verywx
replicate-ignore-db = mysql
replicate-ignore-db = information_schema
replicate-ignore-db = performance_schema
replicate-ignore-db =
test
[mysqldump]
quick
max_allowed_packet = 16M
[mysql]
socket =
/var/run/mysql/mysql
.sock
auto-rehash
default-character-
set
= utf8
[myisamchk]
key_buffer_size = 20M
sort_buffer_size = 20M
read_buffer = 2M
write_buffer = 2M
[mysqlhotcopy]
interactive-timeout
|
初始化数据库文件:
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mysql_install_db --datadir=
/var/lib/mysql/3306
--user=mysql
mysql_install_db --datadir=
/var/lib/mysql/3307
--user=mysql
mysql_install_db --datadir=
/var/lib/mysql/3308
--user=mysql
|
启动数据库:
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mysqld_multi start 3306
mysqld_multi start 3307
mysqld_multi start 3308
|
查看启动情况:
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netstat
-tunlp |
grep
-E
'(3306|3307|3308)'
|
安装Haporxy
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apt-get
install
haproxy
|
然后vim etc/default/haproxy
修改 ENABLED=0 -> ENABLED=1 保存。
修改haproxy配置文件:
vim /etc/haproxy/haproxy.cfg
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# this config needs haproxy-1.1.28 or haproxy-1.2.1
global
log 127.0.0.1 local0
log 127.0.0.1 local1 notice
#log loghost local0 info
maxconn 4096
#chroot /usr/share/haproxy
user haproxy
group haproxy
daemon
#debug
#quiet
defaults
log global
mode http
#option httplog
option dontlognull
retries 3
option redispatch
maxconn 2000
contimeout 5000
clitimeout 50000
srvtimeout 50000
listen mysql 0.0.0.0:6666
mode tcp
option mysql-check user root
balance roundrobin
server mysql_1 127.0.0.1:3306 weight 1 check inter 1s rise 2 fall 5
server mysql_2 127.0.0.1:3307 weight 1 check inter 1s rise 2 fall 5
server mysql_3 127.0.0.1:3308 weight 1 check inter 1s rise 2 fall 5
listen stats
mode http
bind 0.0.0.0:8888
stats
enable
stats uri
/dbs
stats realm Global\ statistics
stats auth admin:admin
errorfile 400
/etc/haproxy/errors/400
.http
errorfile 403
/etc/haproxy/errors/403
.http
errorfile 408
/etc/haproxy/errors/408
.http
errorfile 500
/etc/haproxy/errors/500
.http
errorfile 502
/etc/haproxy/errors/502
.http
errorfile 503
/etc/haproxy/errors/503
.http
errorfile 504
/etc/haproxy/errors/504
.http
|
执行命令:
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/etc/init
.d
/haproxy
start
|
测试结果:
查看haproxy监控页面:
配置成功。
本文转自birdinroom 51CTO博客,原文链接:http://blog.51cto.com/birdinroom/1408525,如需转载请自行联系原作者