Tomcat在Linux下catalina.out文件不断膨胀的解决方法
以下在Linux RedHat Enterprise5.0和Tomcat5.5环境下测试通过。
- 通过http://cronolog.org/download/index.html下载cronolog-1.6.2.tar.gz
- 使用root用户上传cronolog-1.6.2.tar.gz
- 使用tar -zxvf cronolog-1.6.2.tar.gz解压cronolog-1.6.2.tar.gz
- 进入解压目录,执行命令
 ./configure
 make
 make install
- 然后修改tomcat的catalian.sh文件(做好备份)
 修改:
 org.apache.catalina.startup.Bootstrap "$@" start \
 >> "$CATALINA_BASE"/logs/catalina.out 2&1 &
 为:
 org.apache.catalina.startup.Bootstrap "$@" start \
 |/usr/local/sbin/cronolog "$CATALINA_BASE"/logs/catalina.%Y-%m-%d.out >> /dev/null 2>&1 &
- 重新启动Tomcat
上述修改同样适用于Tomcat6
Tomcat7修改如下(在CentOS6.5和Tomcat7.0.53测试通过)
- 安装cronolog方法相同
- 修改tomcat的catalian.sh文件(2处)
 第一处:
 CATALINA_OUT="$CATALINA_BASE"/logs/catalina.out
 改为:
 CATALINA_OUT="$CATALINA_BASE"/logs/catalina.%Y-%m-%d.out
 第二处:
 touch "$CATALINA_OUT"
 if [ "$1" = "-security" ] ; then
 ......
 org.apache.catalina.startup.Bootstrap "$@" start \
 >> "$CATALINA_OUT" 2>&1 "&"
 else
 ......
 org.apache.catalina.startup.Bootstrap "$@" start \
 >> "$CATALINA_OUT" 2>&1 "&"
 fi
 改为:
 #touch "$CATALINA_OUT"
 if [ "$1" = "-security" ] ; then
 ......
 org.apache.catalina.startup.Bootstrap "$@" start 2>&1 \
 | /usr/local/sbin/cronolog "$CATALINA_OUT" >> /dev/null &
 else
 ......
 org.apache.catalina.startup.Bootstrap "$@" start 2>&1 \
 | /usr/local/sbin/cronolog "$CATALINA_OUT" >> /dev/null &
 fi
说明:如果使用yum安装cronolog(EPEL源),则cronolog在/usr/sbin目录下。
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