Amoeba安装,参考
Amoeba版本为:amoeba-mysql-1.3.1-BETA.zip
更改amoeba.xml配置文件,配置如下:
<?xml version="1.0" encoding="gbk"?><!DOCTYPE amoeba:configuration SYSTEM "amoeba.dtd"><amoeba:configuration xmlns:amoeba="http://amoeba.meidusa.com/"> <server> <!-- proxy server绑定的端口 --> <property name="port">8066</property> <!-- proxy server绑定的IP --> <property name="ipAddress">192.168.1.110</property> <!-- proxy server net IO Read thread size --> <property name="readThreadPoolSize">20</property> <!-- proxy server client process thread size --> <property name="clientSideThreadPoolSize">30</property> <!-- mysql server data packet process thread size --> <property name="serverSideThreadPoolSize">30</property> <!-- socket Send and receive BufferSize(unit:K) --> <property name="netBufferSize">128</property> <!-- Enable/disable TCP_NODELAY (disable/enable Nagle's algorithm). --> <property name="tcpNoDelay">true</property> <!-- 对外验证的用户名 --> <property name="user">root</property> <!-- 对外验证的密码 --> <property name="password">password</property> <!-- query timeout( default: 60 second , TimeUnit:second) --> <property name="queryTimeout">60</property> </server> <!-- 每个ConnectionManager都将作为一个线程启动。 manager负责Connection IO读写/死亡检测 --> <connectionManagerList> <connectionManager name="defaultManager" class="com.meidusa.amoeba.net.MultiConnectionManagerWrapper"> <property name="subManagerClassName">com.meidusa.amoeba.net.AuthingableConnectionManager</property> <!-- default value is avaliable Processors <property name="processors">5</property> --> </connectionManager> </connectionManagerList> <dbServerList> <!-- 一台mysqlServer 需要配置一个pool, 如果多台 平等的mysql需要进行loadBalance, 平台已经提供一个具有负载均衡能力的objectPool:com.meidusa.amoeba.mysql.server.MultipleServerPool 简单的配置是属性加上 virtual="true",该Pool 不允许配置factoryConfig 或者自己写一个ObjectPool。 --> <dbServer name="server1"> <!-- PoolableObjectFactory实现类 --> <factoryConfig class="com.meidusa.amoeba.mysql.net.MysqlServerConnectionFactory"> <property name="manager">defaultManager</property> <!-- 真实mysql数据库端口 --> <property name="port">3306</property> <!-- 真实mysql数据库IP --> <property name="ipAddress">192.168.1.121</property> <property name="schema">test</property> <!-- 用于登陆mysql的用户名 --> <property name="user">zhang</property> <!-- 用于登陆mysql的密码 --> <property name="password">zhang123</property> </factoryConfig> <!-- ObjectPool实现类 --> <poolConfig class="com.meidusa.amoeba.net.poolable.PoolableObjectPool"> <property name="maxActive">200</property> <property name="maxIdle">200</property> <property name="minIdle">10</property> <property name="minEvictableIdleTimeMillis">600000</property> <property name="timeBetweenEvictionRunsMillis">600000</property> <property name="testOnBorrow">true</property> <property name="testWhileIdle">true</property> </poolConfig> </dbServer> <dbServer name="server2"> <!-- PoolableObjectFactory实现类 --> <factoryConfig class="com.meidusa.amoeba.mysql.net.MysqlServerConnectionFactory"> <property name="manager">defaultManager</property> <!-- 真实mysql数据库端口 --> <property name="port">3306</property> <!-- 真实mysql数据库IP --> <property name="ipAddress">192.168.1.108</property> <property name="schema">test</property> <!-- 用于登陆mysql的用户名 --> <property name="user">zhang</property> <!-- 用于登陆mysql的密码 --> <property name="password">zhang123</property> </factoryConfig> <!-- ObjectPool实现类 --> <poolConfig class="com.meidusa.amoeba.net.poolable.PoolableObjectPool"> <property name="maxActive">200</property> <property name="maxIdle">200</property> <property name="minIdle">10</property> <property name="minEvictableIdleTimeMillis">600000</property> <property name="timeBetweenEvictionRunsMillis">600000</property> <property name="testOnBorrow">true</property> <property name="testWhileIdle">true</property> </poolConfig> </dbServer> <dbServer name="master" virtual="true"> <poolConfig class="com.meidusa.amoeba.server.MultipleServerPool"> <!-- 负载均衡参数 1=ROUNDROBIN , 2=WEIGHTBASED , 3=HA--> <property name="loadbalance">1</property> <!-- 参与该pool负载均衡的poolName列表以逗号分割 --> <property name="poolNames">server1</property> </poolConfig> </dbServer> <dbServer name="slave" virtual="true"> <poolConfig class="com.meidusa.amoeba.server.MultipleServerPool"> <!-- 负载均衡参数 1=ROUNDROBIN , 2=WEIGHTBASED , 3=HA--> <property name="loadbalance">1</property> <!-- 参与该pool负载均衡的poolName列表以逗号分割 --> <property name="poolNames">server1,server2</property> </poolConfig> </dbServer> </dbServerList> <queryRouter class="com.meidusa.amoeba.mysql.parser.MysqlQueryRouter"> <property name="ruleConfig">${amoeba.home}/conf/rule.xml</property> <property name="functionConfig">${amoeba.home}/conf/functionMap.xml</property> <property name="ruleFunctionConfig">${amoeba.home}/conf/ruleFunctionMap.xml</property> <property name="LRUMapSize">1500</property> <property name="defaultPool">master</property> <property name="writePool">master</property> <property name="readPool">slave</property> <property name="needParse">true</property> </queryRouter></amoeba:configuration>
本配置文件来源于:http://blog.chinaunix.net/uid-20639775-id-154600.html
启动amoeba:
/PATH/amoeba &
如果出现以下错误:
The stack size specified is too small, Specify at least 160kError: Could not create the Java Virtual Machine.
Error: A fatal exception has occurred. Program will exit.
解决方法:
打开bin目录下 的amoeba启动文件
# vim amoeba
修改58行的Xss参数:
DEFAULT_OPTS="-server -Xms1024m -Xmx1024m -Xss128k"
修改为:
DEFAULT_OPTS="-server -Xms1024m -Xmx1024m -Xss256k"