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Submitted by:
lvo |
coolcommand
lsof - how to list open files |
Description
To list all open files:
# lsof
To list all open files on a device:
# lsof /dev/hd4
To see which tcp ports are listening on a server for a specific process id:
# lsof -p pid | grep -i tcp
To see listing of files open for a specific ip or port:
# lsof -i :[hostname|ip address][:service|port]
Exemple to find who is listening on port 18011:
# netstat -an | grep 18011 | grep LIST
tcp4 0 0 172.26.25.167.18011 207.96.246.57.53445 ESTABLISHED
tcp4 0 0 *.18011 *.* LISTEN
# lsof -i:18011
COMMAND PID USER FD TYPE DEVICE SIZE/OFF NODE NAME
swora81 144574 root 6u IPv4 0x71910adc 0t0 TCP *:SL_18011 (LISTEN)
swora81 144574 root 11u IPv4 0x72022adc 0t0 TCP server1:SL_18011->server2:53445
(ESTABLISHED)
oracle 711808 daemon 11u IPv4 0x72022adc 0t0 TCP server1:SL_18011->server2:53445
(ESTABLISHED)
oracle 711808 daemon 21u IPv4 0x7244dadc 0t0 TCP server1:SL_18011->server2:53409
(CLOSE_WAIT) |
Example
lsof -p 12000 | grep -i tcp |
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Thursday June 20, 2013
