ss – utility to investigate sockets.
Sometimes, you find some interesting application/command by accident, and that is just what happened a few days back. Well, I was doing a ssh and as usual made my share of mistake in typing and missed the “h” from the ssh command and saw a list of options instead of my prompt on remote server.
Now, that set me thinking and fond that its a very interesting command that comes with iproute on Fedoara, so if you want this command, then install iproute like this
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and then you can see the help with
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By default, without any options you will see a list of all open sockets on your system.
There are a lot of options that you can use and couple of them are very interesting a useful.
-m — shows the memory
–p — process associated with the socket.
-i — shows the TCP internal information
There are some other options which you might find useful.