Ttyplay plays the tty session in
file, which was recorded previously by
-p option is given,
ttyplay output the
file as it grows.
It means that you can see the "live" shell session
running by another user.
If you hit any key during playback, it will go right to the next
character typed. This is handy when examining sessions where a user
spends a lot of time at a prompt.
Additionally, there are some special keys defined:
+ or f |
double the speed of playback.
- or s ||
halve the speed of playback.
set playback to speed 1.0 again.