Linux系统管理常用命令

• top: check what CPU and Memory running processes are utilising

• ps: see what processes are running

• strace: monitor interactions between processes

• lsof: list of open files

• netstat: monitoring network traffic

• ifconfig: configure or review your network interfaces

• iftop: monitors network traffic and displays table of bandwidth usage

• iptraf: monitoring network traffic (more visual than netstat, but not as detailed)

• tcpdump: network packet sniffer

• wireshark/tshark: network packet sniffer and analyser (create pcaps with tcpdump and analyse with tshark)

• telnet: utility for communicating with another host

top

ps

strace

lsof

netstat

ifconfig

iftop

iptraf

tcpdump

woreshark

telnet