观察linux系统日志,查看jvm是否被linux系统杀死
dmesg|grep java
/var/log/message
PuTTY
Secure Shell Client
win10子系统ubuntu
安装位置
C:Users***AppDataLocalPackagesCanonicalGroupLimited.UbuntuonWindows_79rhkp1fndgsc
ubuntu更换阿里云软件源
sudo cp /etc/apt/sources.list /etc/apt/sources.list.backup #备份当前也就是默认官方的源列表
sudo gedit /etc/apt/sources.list #修改sources.list文件中源的列表,删除全部内容,替换为国内源地址。 保存编辑好的文件。
sudo apt-get update
deb http://mirrors.aliyun.com/ubuntu/ trusty main multiverse restricted universe
deb http://mirrors.aliyun.com/ubuntu/ trusty-backports main multiverse restricted universe
deb http://mirrors.aliyun.com/ubuntu/ trusty-proposed main multiverse restricted universe
deb http://mirrors.aliyun.com/ubuntu/ trusty-security main multiverse restricted universe
deb http://mirrors.aliyun.com/ubuntu/ trusty-updates main multiverse restricted universe
deb-src http://mirrors.aliyun.com/ubuntu/ trusty main multiverse restricted universe
deb-src http://mirrors.aliyun.com/ubuntu/ trusty-backports main multiverse restricted universe
deb-src http://mirrors.aliyun.com/ubuntu/ trusty-proposed main multiverse restricted universe
deb-src http://mirrors.aliyun.com/ubuntu/ trusty-security main multiverse restricted universe
deb-src http://mirrors.aliyun.com/ubuntu/ trusty-updates main multiverse restricted universe
sudo apt-get clean
sudo apt-get update
sudo apt-get remove gcc gcc-xx #可能有多个版本,都要删掉
sudo apt-get remove g++
sudo apt-get install gcc
sudo apt-get install build-essential #安装g++编译器
常用命令
ps -ef|grep java //查看java进程
kill -9 进程号 //杀进程
tail -f -n 100 xxxx.log //查看日志
vi xxxx.out
:w //保存
:q //退出
:wq //保存退出
shift+g //文本的最后一行
两次g //跳到第一行的第一个字符
0 //当前行的第一个字符
//springboot启动命令
nohup java -jar xxxx.jar --server.port=8087 --spring.profiles.active=uat &
chmod u+x *.sh //执行脚本权限
killall -9 java //杀所有java进程
自动杀java进程脚本
#!/usr/bin/env bash # shellcheck disable=SC2009 ID=$(ps -ef | grep 模糊查询程序名称 | grep -v "grep" | awk '{print $2}') echo "$ID" echo "---------------" for id in $ID do kill -9 "$id" echo "killed $id" done echo "reset success"
自动杀java进程自动启jar包
pkill -f xxxxxx.jar nohup java -jar -XX:MetaspaceSize=128m -XX:MaxMetaspaceSize=128m -Xms1024m -Xmx1024m -Xmn256m -Xss256k -XX:SurvivorRatio=8 -XX:+UseConcMarkSweepGC xxxxxx.jar --server.port=3093 --spring.profiles.active=uat &
#!/usr/bin/env bash # shellcheck disable=SC2009 ID=$(ps -ef | grep xxxxx | grep -v "grep" | awk '{print $2}') echo "$ID" echo "---------------" for id in $ID do kill -9 "$id" echo "killed $id" done sleep 5 nohup java -jar XXXXX.jar --server.port=9095 --spring.profiles.active=uat & echo "reset success"