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日常操作linux常用命令

cd /mnt/opt/cqstt/logs/stt-erp

docker logs -f --tail=1000 stt-erp

查看物理CPU个数

cat /proc/cpuinfo| grep "physical id"| sort| uniq| wc -l

查看每个物理CPU中core的个数(即核数)

cat /proc/cpuinfo| grep "cpu cores"| uniq

查看逻辑CPU的个数

cat /proc/cpuinfo| grep "processor"| wc -l

#撤销commit

git reset --soft HEAD^

#批量删除本地分支

git branch | grep 'xxx' |xargs git branch -D

#删除本地分支

git branch -d xxx

#删除远程分支

git push origin --delete xxx

#批量删除远程分支

git branch -r| grep 'branchName' | sed 's/origin///g' | xargs -I {} git push origin :{}

#查找

find / -name 'xx'

#设置保存git密码

git config --global credential.helper store

git branch --contains 28598cd72c5df9501xxxx589c84c8

#查看端口占用

netstat -tunlp | grep 7080

netstat -ano | findstr "8848"

#文件个数

ls -l | wc -l

#查询进程

pidof java

#显示进程信息

top -p 123,32123

#安装deb

dpkg -i

#删除文件

find . -name "*.iml" | xargs rm -rf

#重启桌面

sudo systemctl restart lightdm

#截取文件名称

basename -s .jpg *.jpg

echo $(basename -s .jpg *.jpg) > file.txt

#文件个数

find . -type f -print | wc -l

#生成iml

mvn idea:module

#mysql

sudo systemctl restart mysql.service

#修改mysql认证方式

ALTER USER root@localhost IDENTIFIED WITH mysql_native_password BY 'root';

#clickhouse

sudo systemctl start clickhouse-server

#maven强制更新jar

mvn dependency:purge-local-repository

mvn clean install -U

nohup dbeaver &

rm -rf /opt/maven/repository/com/baomidou

rm -rf /opt/maven/repository/com/alibaba/druid*

rm -rf /opt/maven/repository/com/github/jsqlparser/

rm -rf /opt/maven/repository/com/github/pagehelper/

rm -rf /opt/maven/repository/io/seata*

rm -rf /opt/maven/repository/com/alibaba/cloud/seata

rm -rf /opt/maven/repository/org/springframework/cloud/gateway

java -jar -agentlib:jdwp=transport=dt_socket,server=y,suspend=n,address=10000 /mnt/opt/cqstt/stterp-8082/stt-erp-1.1.1.BETA.jar --server.port=8082 --spring.profiles.active=test

#查询外网地址

curl ifconfig.me

ip addr show

git init

git remote add origin https://github.com/hy7873/common-utils.git

#批量杀进程

ps -ef | grep WeChat | grep -v grep | awk '{print "kill -9 "$2}' | sh

./redis-server redis.conf --protected-mode no

du -h --max-depth=1

#cpu

top -c

top -Hp 4075

jstack -l 2794 > ./2794.stack

#内存

jmap -heap 4075

jmap -histo 4075 | head -n 10 > test.txt

jmap -dump:live,format=b,file=dump.hprof 15945

./ParseHeapDump.sh hummer.hprof org.eclipse.mat.api:suspects org.eclipse.mat.api:overview org.eclipse.mat.api:top_components

ps p 20179 -L -o pcpu,pmem,pid,tid,time,tname,cmd

jps -ml

watch com.letus.omsapi.client.OMSClient paySuccessOpt "{params,returnObj}" -x 2

tt -t com.letus.omsapi.client.OMSClient paySuccessOpt -n 3

ll -l | grep "^-" | wc -l

rar a xx.rar /etc/aa/

rar x aa.rar

#转16进制

printf '%x\n' 123

#win中运行jar

chcp 65001 或者设置环境变了 JAVA_TOOL_OPTIONS

java -jar xx.jar

#代理服务设置

systemctl status firewalld.service

systemctl start firewalld.service

systemctl stop firewalld.service

firewall-cmd --zone=public --add-port=5672/tcp --permanent # 开放5672端口

firewall-cmd --zone=public --remove-port=5672/tcp --permanent #关闭5672端口

firewall-cmd --reload # 配置立即生效

python3 /root/shadowsocks/shadowsocks/server.py -m aes-256-cfb -p 44433 -k wh001011

python3 /root/shadowsocks/shadowsocks/server.py -m aes-256-cfb -p 3389 -k wh001011

nohup python3 /root/shadowsocks/shadowsocks/server.py -m aes-256-cfb -p 3389 -k wh001011 &

netstat -anp

#批量删除

find . -name '16*' -or -name '24*' | xargs rm -rf

#编辑jar

jar -xvf xxx.jar

jar -cvf xxx-new.jar BOOT-INF/ META-INF/ org/

#热部署

sc -d *EnumUtils

redefine -c hashcode /xx/xx/xx.class

jad com.xx.cc.EnumUtils

#手动GC

jcmd 21038 GC.run

#修改文件权限

chmod -R a=wrx /mnt/opt/ a u o g

uname -a

cat /proc/version 内核版本

lsb_release -a 系统版本

mkdir -p /mnt/opt/

netstat -tunlp

#批量重命名

rename 's/PNG/png/' * debian

rename from to files centos

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本文转载自: https://blog.csdn.net/wangh_2/article/details/129321897
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