优化.....

ab

ab -n 5000 -c 100 -p d:\test.txt -T application/x-www-form-urlencoded  -w http://127.0.0.1:9080/****/api/lend >>d:\test.html

spring

		<!--initialSize: 初始化连接-->  
		<property name="initialSize" value="30"/>  
		  <!-- 连接被泄露时是否打印 -->  
        <property name="logAbandoned" value="true"/>  
		<!--maxIdle: 最大空闲连接-->  
		<property name="maxIdle" value="10"/>  
		<!--minIdle: 最小空闲连接-->  
		<property name="minIdle" value="5"/>  
		<property name="maxActive" value="200"></property>
		<!--removeAbandoned: 是否自动回收超时连接-->  
		<property name="removeAbandoned" value="true"/>  
		<!--removeAbandonedTimeout: 超时时间(以秒数为单位)-->  
		<property name="removeAbandonedTimeout" value="180"/>  
		<!--maxWait: 超时等待时间以毫秒为单位 6000毫秒/1000等于60秒-->  
		<property name="maxWait" value="12000"/>  
		<property name="poolPreparedStatements" value="true"></property>

java

echo Using CATALINA_BASE:   "%CATALINA_BASE%"
echo Using CATALINA_HOME:   "%CATALINA_HOME%"
echo Using CATALINA_TMPDIR: "%CATALINA_TMPDIR%"
set JAVA_OPTS=%JAVA_OPTS% -server -Xms1024m -Xmx1024m -Xss1024K -XX:PermSize=128m -XX:MaxPermSize=256m

mysql5.7
show variables like 'max_connections'
/etc/my.cnf
lower_case_table_names=1
max_connections = 1000
service mysqld start
service mysqld stop