Check systemd service status linux

Capture traffic on interface tcpdump -i eth0 -nn host <ip> and port 80 -w /tmp/capture.pcap Check inode usage df -i | sort -k5 -rn List open files by process lsof -p <pid> Watch command output watch -n 2 'kubectl get pods -n <ns>' Run command in background nohup ./script.sh > /tmp/out.log 2>&1 &