端口被佔用
1、找出使用該端口的進程
lsof -i tcp:1099
2、殺死進程
kill -9 PID
3、殺死殭屍進程
查看殭屍進程
ps -A | grep defunct
這些進程的ID及其父進程ID:
ps -ef | grep defunct | more
殺死PID進程即可
kill -9 PID
4、撤回 git commit
cd /Users/cloud/Documents/IdeaProjects/klup-admin
git log
git reset HEAD~1
5、切換帳戶:
git config user.name
git config user.email
git config --global user.name “ArthurChenJINJUN”
git config --global user.email "[email protected]"
git config --global user.name “xxxx_cloud0kong”
git config --global user.email "[email protected]"
6、git 衝突 :
git config --global user.name “ArthurChenJINJUN”
git config --global user.email "[email protected]"
git stash
git pull
輸入帳戶與密碼
git stash pop
啓動本地redis服務器
1、cd /usr/local/etc
2、sudo …/bin/redis-server ./redis.conf
3、然後輸入電腦密碼
4、tail -f /usr/local/redis/log-redis.log
mysql
進入數據庫:
cd /usr/local/mysql/bin
mysql -uroot -p
輸入密碼 123456
刪除數據表結構:
SELECT CONCAT( 'DROP TABLE ', GROUP_CONCAT(table_name) , ‘;’ ) AS statement FROM information_schema.tables WHERE table_schema = 'se’
刪除函數:
SELECT CONCAT( 'drop PROCEDURE ', GROUP_CONCAT(ROUTINE_NAME), ‘;’ ) FROM information_schema.ROUTINES
WHERE ROUTINE_SCHEMA=‘se’;
刪除事件:
SELECT EVENT_SCHEMA from information_schema.EVENTS
;
SELECT CONCAT( 'DROP EVENT ', GROUP_CONCAT(EVENT_NAME), ‘;’ ) FROM information_schema.EVENTS
WHERE EVENT_SCHEMA=‘se’;
執行輸出的代碼;因爲有外鍵關聯,需要執行幾次;
導出
cd /usr/local/mysql/bin
導出數據表結構與數據:
mysqldump -uroot -p se_uat > /Users/cloud/Desktop/se_uat.sql;
導出數據表結構與數據,函數,事件:
mysqldump -uroot -p -ntd -R -E se_uat > /Users/cloud/Desktop/se_uat.sql;
導出函數與事件不導出數據庫表結構、表數據:
mysqldump -E -R -ndt se_uat -u root -p > /Users/cloud/Desktop/se_uat.sql;
導入
use se_sit;
source /Users/cloud/Desktop/se_uat.sql;
cd /usr/local/mysql/bin
Tomcat 內存配置參數
-server -XX:PermSize=512M -XX:MaxPermSize=1024m
啓動Jmter
cd /Users/cloud/Library/Apache/Jmeter/apache-jmeter-4.0/bin
sh jmeter