$ history | awk ‘{a[$2]++ } END{for(i in a) {print a[i] ” ” i}}’|sort -rn|head
153 sudo
59 ls
38 cd
27 python
24 ssh
20 exit
20 cat
15 ln
13 x11vnc
9 prevu
$ history | awk ‘{a[$2]++ } END{for(i in a) {print a[i] ” ” i}}’|sort -rn|head
153 sudo
59 ls
38 cd
27 python
24 ssh
20 exit
20 cat
15 ln
13 x11vnc
9 prevu
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