Lsof
lsof
[1] list open files and network connections.
Basic commands
lsof -t /path/to/file
lsof /path/to/file
List all open files by a specific process:
lsof -p PID
lsof -i
Open TCP ports:
lsof -iTCP -sTCP:LISTEN -P -n
Open UDP ports:
lsof -iUDP -P -n
Activities
- Read
lsof
questions on StackExchange: https://unix.stackexchange.com/questions/tagged/lsof?tab=Votes
See also
ip
[link, route]
, ifconfig
netstat
ss
lsof
ping
ethtool
mii-tool
arping
nmcli
(RHEL) route
networkctl
, netplan
, tc
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