在产品环境中,特别是直接使用Tomcat做WEB服务器的时候,您应该使用Tomcat Native来提高其性能,详细配置和安装请参考Tomcat文档(Http://tomcat.apache.org)。
从http://apr.apache.org/下载apr-1.4.2.tar.gz 和 apr-util-1.3.9.tar.gz。tomcat-native.tar.gz 可以在tomcat/bin目录下找到,先安装APR:
# tar zxvf apr-1.4.2.tar.gz # cd apr-1.4.2/ # ./configure # make && make install
(APR默认安装在/usr/local/apr路径下)安装apr-util库:
# tar zxvf apr-util-1.3.9.tar.gz # cd apr-util-1.3.9/ # ./configure –with-apr=/usr/local/apr # make && make install
安装tomcat-native:
# cd /usr/local/webserver/tomcat-6.0.26/bin # tar –zxvf tomcat-native.tar.gz # cd tomcat-native-1.1.20-src/jni/native/ # ./configure –with-apr=/usr/local/apr –with-java-home=/usr/local/jdk-1.6.0_18 # make && make install
设置APR环境变量:
# vi /etc/profile //在文件末尾输入以下内容: APR_LIB=/usr/local/apr/lib Export LD_LIBRARY_PATH=$LD_LIBRARY_PATH:$APR_LIB //使其生效 # source /etc/profile
启动tomcat,查看日志,可以看到表示APR已生效:
Apr 8, 2013 2:42:19 PM org.apache.catalina.core.AprLifecycleListener init INFO: Loaded APR based Apache Tomcat Native library 1.1.20. Apr 8, 2013 2:42:19 PM org.apache.catalina.core.AprLifecycleListener init INFO: APR capabilities: IPv6 [true], sendfile [true], accept filters [false], random [true]