How to find and kill a process using a specific port
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I need to free up port 8000 but something is already using it. How can I find what process is using it and kill it?
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youssef_net
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Find process using port
# Using lsof
sudo lsof -i :8000
# Using netstat
sudo netstat -tlnp | grep :8000
# Using ss
sudo ss -tlnp | grep :8000Kill the process
# Kill by PID
kill -9 PID_NUMBER
# Kill all processes on port (one-liner)
sudo fuser -k 8000/tcp
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