作者:踢出个未来为我鼓掌 | 来源:互联网 | 2023-05-17 13:20
1、官网下载包jdk-8u65-linux-x64.gz2、登陆linux3、安装lrzsz:#yum-yinstalllrzsz4、创建appsbak文件夹
1、官网下载包jdk-8u65-linux-x64.gz
2、登陆linux
3、安装lrzsz:# yum -y install lrzsz
4、创建/apps/bak文件夹
5、cd /apps/bak
6、rz发送jdk-8u65-linux-x64.gz到/apps/bak下
7、cd /apps
8、解压jdk-8u65-linux-x64.gz到/apps下:tar -xvf /apps/bak/jdk-8u65-linux-x64.gz
9、#vi /etc/profile
在里面添加如下内容
export JAVA_HOME=/apps/jdk1.8.0_65
export JAVA_BIN=/apps/jdk1.8.0_65/bin
export PATH=$PATH:$JAVA_HOME/bin
export CLASSPATH=.:$JAVA_HOME/lib/dt.jar:$JAVA_HOME/lib/tools.jar
export JAVA_HOME JAVA_BIN PATH CLASSPATH
10、让/etc/profile文件修改后立即生效 ,可以使用如下命令:
. /etc/profile
注意: . 和 /etc/profile 有空格.
重启测试
java -version
配置:
1、lib包加入mysql驱动mysql-connector-java-5.1.5.jar包
2、server.xml
type="org.apache.catalina.UserDatabase"
description="User database that can be updated and saved"
factory="org.apache.catalina.users.MemoryUserDatabaseFactory"
pathname="conf/tomcat-users.xml" />
type="javax.sql.DataSource" driverClassName="com.mysql.jdbc.Driver"
url="jdbc:mysql://xxx:3306/db1?autoRecOnnect=true"
username="root" password="123456" maxActive="15" maxIdle="5" minIdle="2"
maxWait="15000" timeBetweenEvictiOnRunsMillis="60000" minEvictableIdleTimeMillis="180000"/>
type="javax.sql.DataSource" driverClassName="com.mysql.jdbc.Driver"
url="jdbc:mysql://xxx:3306/db2?autoRecOnnect=true"
username="root" password="123456" maxActive="10" maxIdle="3" minIdle="2"
maxWait="15000" timeBetweenEvictiOnRunsMillis="60000" minEvictableIdleTimeMillis="180000"/>
type="javax.sql.DataSource" driverClassName="com.mysql.jdbc.Driver"
url="jdbc:mysql://xxx:3306/db3?autoRecOnnect=true"
username="root" password="123456" maxActive="10" maxIdle="3" minIdle="2"
maxWait="15000" timeBetweenEvictiOnRunsMillis="60000" minEvictableIdleTimeMillis="180000"/>
minSpareTHreads="50" URIEncoding="gbk" useBodyEncodingForURI="true"/>
resourceName="UserDatabase"/>
unpackWARs="false" autoDeploy="false"
xmlValidation="false" xmlNamespaceAware="false">
这里的 localhost指/Catalina/localhost/
3、mkdir Catalina
cd Catalina
mkdir localhost
cd localhost
touch ROOT.xml
vi ROOT.xml
4、vi tomcat-users.xml
5、分配jvm内存(加上第二行;如果提示PermSize和MaxPermSize告警就去掉:-XX:PermSize=128m -XX:MaxPermSize=256m;最后也就是加上:JAVA_OPTS="-Xms128m -Xmx256m -Xss1024K")
# OS specific support. $var _must_ be set to either true or false.
JAVA_OPTS="-Xms128m -Xmx256m -Xss1024K -XX:PermSize=128m -XX:MaxPermSize=256m"
cygwin=false