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How to kill an unresponsive SSH session

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Submission timeline

2007–2026

One slot for every year since HN launched. Height is that year's peak points; orange marks a 100+ point or 50+ comment breakout. Select a bar to open its strongest thread.

Top comments

Read the SSH man pages every so often, even if you think you know how to use it. There's a lot of features in there. Don't miss the "AUTHORIZED_KEYS FILE FORMAT" in sshd's man page for the uber-cool "command='command'" options for authorized keys (restricts a given key to just be able to run a certain command, very useful). See also SSH's port forwarding, -D, learn how to use ssh-agent, and "man ssh_config".

jerf·209-point thread·

There's a whole bunch of other characters you can call prefixed with the Tilde (~) as well. My favorite is often ~^Z (That's tilde+Control-Z), which puts the SSH session in the background and drops you back to the host machine. You can hit ~? for a list. One other very, very useful one is ~#, which lists all forwarded connections - if you've setup X11 Forwarding or any port forwarding it lists the details for you. Of course - if…

rit·122-point thread·

Why two identical stories in one day? What is different from https://news.ycombinator.com/item?id=11117376 ?

The first top-level comment from each of the four biggest threads, in HN’s own order. Excerpts are shortened; open a comment for full context.

HN stats

Breakout years
2

100+ points or 50+ comments

Total points
334

reference only — not used in Hall rules or ranking

Total comments
142

reference only — not used in Hall rules or ranking

Every submission

DateTitle as submittedByPointsComments
2010-04-27How to kill an unresponsive ssh sessionFirst breakoutique12232
2013-07-26How to kill an unresponsive SSH sessionBest thread · Latest 20+ point returnoarmstrong209109
2016-02-17How to kill an unresponsive SSH sessionandrelaszlo20
2016-02-18How to kill an unresponsive SSH sessionandrelaszlo11