看是否已经有tomcat在运行了
[root@gft tomcat-6.0-saltCtredit]# ps -ef |grep tomcat //发现共有3个进程在运行tomcat,其中一个1850进程号是其它的项目,不用管它。 //而2254和4130端口,运行的都是我们出错误的项目。需要杀掉这两个进程,然后重新启动tomcat。
在Linux 中,我们经常使用“ps -ef|grep tomcat” 查看进程,如下图是我操作的服务器上使用该命令后查看的结果:
可以看到,除了3个紫色的tomcat外,还会有一个该命令的进程。
如果想排除掉那个红色框的当前进程,可以在原来命令后面增加一段参数过滤,如下:
ps -ef|grep tomcat|grep -v grep
只所以这样做,是因为我个人有个需求:写一个sh脚本放在tomcat/bin目录下,kill掉当前tomcat的进程。
编写 kill.sh 脚本,并将该脚本放在 tomcat/bin 目录下,内容如下:
#!/bin/sh TOM_HOME=$(cd `dirname $0`;cd ..;pwd) ps -ef|grep $TOM_HOME|grep -v grep|grep -v kill if [ $? -eq 0 ];then kill -9 `ps -ef|grep $TOM_HOME|grep -v grep|grep -v kill|awk '{print $2}'` else echo $TOM_HOME' No Found Process' fi
使用命令 chmod +x kill.sh 为脚本授可执行权限。
彻底杀死运行tomcat的进程号
[root@gft tomcat-6.0-saltCtredit]# kill -9 2254 [root@gft tomcat-6.0-saltCtredit]# kill -9 4130
再次查看运行tomcat的进程,发现多余的两个进程成功杀死。
[root@gft tomcat-6.0-saltCtredit]# ps -ef|grep tomcat
重新启动tomcat,成功解决问题。
[root@gft tomcat-6.0-saltCtredit]# bin/startup.sh
附:
启动tomcat,在tomcat的根目录下执行命令,如:/sda/home/tomcat-6.0-saltCtredit
bin/startup.sh
停止tomcat
bin/shutdown.sh
查看tomcat的控制台输出
tail -f logs/catalina.out
解决问题的详细控制台信息:
Last login: Wed Oct 19 09:42:42 2016 from 211.88.72.75 [root@gft ~]# cd /sda/home/tomcat-6.0-saltCtredit [root@gft tomcat-6.0-saltCtredit]# [root@gft tomcat-6.0-saltCtredit]# ps -ef |grep tomcat root 1850 1 0 Oct18 ? 00:03:03 /sda/java/jdk1.6.0_07/jre/bin/java -Djava.util.logging.config.file=/sda/home/tomcat-zbpt/conf/logging.properties -Djava.util.logging.manager=org.apache.juli.ClassLoaderLogManager -Djava.endorsed.dirs=/sda/home/tomcat-zbpt/endorsed -classpath /sda/home/tomcat-zbpt/bin/bootstrap.jar -Dcatalina.base=/sda/home/tomcat-zbpt -Dcatalina.home=/sda/home/tomcat-zbpt -Djava.io.tmpdir=/sda/home/tomcat-zbpt/temp org.apache.catalina.startup.Bootstrap start root 2254 1 6 Oct18 ? 01:40:23 /sda/java/jdk1.6.0_07/jre/bin/java -Djava.util.logging.config.file=/sda/home/tomcat-6.0-saltCtredit/conf/logging.properties -Djava.util.logging.manager=org.apache.juli.ClassLoaderLogManager -Djava.endorsed.dirs=/sda/home/tomcat-6.0-saltCtredit/endorsed -classpath /sda/home/tomcat-6.0-saltCtredit/bin/bootstrap.jar -Dcatalina.base=/sda/home/tomcat-6.0-saltCtredit -Dcatalina.home=/sda/home/tomcat-6.0-saltCtredit -Djava.io.tmpdir=/sda/home/tomcat-6.0-saltCtredit/temp org.apache.catalina.startup.Bootstrap start root 4130 1 20 09:44 ? 00:00:41 /sda/java/jdk1.6.0_07/jre/bin/java -Djava.util.logging.config.file=/sda/home/tomcat-6.0-saltCtredit/conf/logging.properties -Djava.util.logging.manager=org.apache.juli.ClassLoaderLogManager -Djava.endorsed.dirs=/sda/home/tomcat-6.0-saltCtredit/endorsed -classpath /sda/home/tomcat-6.0-saltCtredit/bin/bootstrap.jar -Dcatalina.base=/sda/home/tomcat-6.0-saltCtredit -Dcatalina.home=/sda/home/tomcat-6.0-saltCtredit -Djava.io.tmpdir=/sda/home/tomcat-6.0-saltCtredit/temp org.apache.catalina.startup.Bootstrap start root 4196 4176 0 09:48 pts/0 00:00:00 grep tomcat [root@gft tomcat-6.0-saltCtredit]# kill -9 pid 2254 -bash: kill: pid: arguments must be process or job IDs [root@gft tomcat-6.0-saltCtredit]# kill -9 2254 -bash: kill: (2254) - No such process [root@gft tomcat-6.0-saltCtredit]# kill -9 4130 [root@gft tomcat-6.0-saltCtredit]# ps -ef|grep tomcat root 1850 1 0 Oct18 ? 00:03:03 /sda/java/jdk1.6.0_07/jre/bin/java -Djava.util.logging.config.file=/sda/home/tomcat-zbpt/conf/logging.properties -Djava.util.logging.manager=org.apache.juli.ClassLoaderLogManager -Djava.endorsed.dirs=/sda/home/tomcat-zbpt/endorsed -classpath /sda/home/tomcat-zbpt/bin/bootstrap.jar -Dcatalina.base=/sda/home/tomcat-zbpt -Dcatalina.home=/sda/home/tomcat-zbpt -Djava.io.tmpdir=/sda/home/tomcat-zbpt/temp org.apache.catalina.startup.Bootstrap start root 4202 4176 0 09:51 pts/0 00:00:00 grep tomcat [root@gft tomcat-6.0-saltCtredit]# bin/startup.sh Using CATALINA_BASE: /sda/home/tomcat-6.0-saltCtredit Using CATALINA_HOME: /sda/home/tomcat-6.0-saltCtredit Using CATALINA_TMPDIR: /sda/home/tomcat-6.0-saltCtredit/temp Using JRE_HOME: /sda/java/jdk1.6.0_07/jre Using CLASSPATH: /sda/home/tomcat-6.0-saltCtredit/bin/bootstrap.jar [root@gft tomcat-6.0-saltCtredit]#
附:
我现在工作项目的部署方案
Last login: Thu Oct 20 09:40:56 2016 from 211.88.72.75 //跳转到tomcat的bin路径下 [root@gft ~]# cd /sda/home/tomcat-6.0-saltCtredit/bin //停掉tomcat [root@gft bin]# ./catalina.sh stop Using CATALINA_BASE: /sda/home/tomcat-6.0-saltCtredit Using CATALINA_HOME: /sda/home/tomcat-6.0-saltCtredit Using CATALINA_TMPDIR: /sda/home/tomcat-6.0-saltCtredit/temp Using JRE_HOME: /sda/java/jdk1.6.0_07/jre Using CLASSPATH: /sda/home/tomcat-6.0-saltCtredit/bin/bootstrap.jar //清掉tomcat缓存 [root@gft bin]# rm -rf /sda/home/tomcat-6.0-saltCtredit/work/Catalina //重新启动tomcat [root@gft bin]# ./catalina.sh start Using CATALINA_BASE: /sda/home/tomcat-6.0-saltCtredit Using CATALINA_HOME: /sda/home/tomcat-6.0-saltCtredit Using CATALINA_TMPDIR: /sda/home/tomcat-6.0-saltCtredit/temp Using JRE_HOME: /sda/java/jdk1.6.0_07/jre Using CLASSPATH: /sda/home/tomcat-6.0-saltCtredit/bin/bootstrap.jar [root@gft bin]#