psusi
7
Q:

Error: listen EADDRINUSE: address already in use :::9000

sudo lsof -i :3000
4
//To find the process id (PID) associated with the port
lsof -i tcp:3000 
COMMAND PID   USER  FD  TYPE DEVICE             SIZE/OFF NODE NAME 
node    44475 chen5 31u IPv4 0x8b1721168764e4bf 0t0 TCP *:strexec-s (LISTEN)
//Then to kill the process
kill -9 44475
2
C:\Windows\System32>taskkill /F /IM node.exe
SUCCESS: The process "node.exe" with PID 11008 has been terminated.
1
ps aux | grep node //gets all the nodes and list of PID
kill -9 {PID}
-1
step-1 Enter commond to see running ports & processes
ps -ef
step-2 To stop port and processes
sudo kill {PID}
0
ps aux | grep node
kill -9 PID
0

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