Encrypt
Monitor processes
Monitor processes
dstat –tcp
Monitor memory
free -m
Monitor processes
Monitor network
sudo ifconfig -a
Monitor network:
Part of moreutils
Monitor network
Monitor I/O
Monitor network
Filewall
List open files, including sockets
Output FD is File Descriptor
4 is IPv4
lsof -i 4 -a
lsof -i 4:80
Monitor memory
memstat -w -p $pid
Monitor network
Monitor network
Monitor processes
netstat -tupln is best
htop
netstat –tcp –udp –listening –program -nat
netstat -a –tcp
Monitor processes
nmap 127.0.0.1
Monitor network
nBox
nProbe
ntop
n2n
PF_RING
vPF_RING
Monitor processes
ps -ef | grep $a_name
ps auwx
I.e. don't use - to prefix auwx if piping into grep, since it produces a warning msg.
Monitor processes
pstree $pid
Monitor network
Monitor system calls
strace -e trace=clone,execve -ff perldoc strict
Monitor network
Monitor memory
vmstat 1 20
Monitor network
vnstat