1.linux下檢視tomcat和jdk版本號的命令： 
這個需要進入到bin目錄下面 
[[email protected] bin]# ./version.sh 
Using CATALINA_BASE:   /opt/dina/tools/tomcat7
Using CATALINA_HOME:   /opt/dina/tools/tomcat7
Using CATALINA_TMPDIR: /opt/dina/tools/tomcat7/temp
Using JRE_HOME:        /opt/dina/tools/jdk1.7.0_25
Using CLASSPATH:       /opt/dina/tools/tomcat7/bin/bootstrap.jar:/opt/dina/tools/tomcat7/bin/tomcat-juli.jar
Server version: Apache Tomcat/7.0.20
Server built:   Aug 9 2011 09:34:27
Server number:  7.0.20.0
OS Name:        Linux
OS Version:     2.6.18-194.el5
Architecture:   amd64
JVM Version:    1.7.0_25-b15
JVM Vendor:     Oracle Corporation


2.重啟tomcat的命令： 
第一個，這個需要進入到bin目錄下面 
[[email protected] bin]# ./startup.sh 
第二個，service tomcat start 


3、檢視tomcat日誌的命令： 
tail -f /usr/local/tomcat/logs/catalina.out