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nickodell | 5 years ago

Why couldn't you attach to the screen, press Ctrl-C, then press up arrow to get the original command?

discuss

order

ttsiodras|5 years ago

The script was running in production, doing actual work. Stopping it - when you don't remember a damn thing about it and how it worked - was not an option I wanted to consider at the time.

Skunkleton|5 years ago

or ctrl-z for that matter

ttsiodras|5 years ago

The answer to that is simpler: Try doing the Ctrl-z/fg sequence in your bash with this one:

    while true ; do sleep 1 ; done
You'll see that after 'fg', the loop ends :-)

Simply put: C-z followed by fg is not bulletproof. Not to mention that I had no idea what I was running in there, and how any signal would impact it... So I wanted to find a safer way to dump what was already there, in my shell's memory.

Anyway, I hope you guys enjoyed reading this regardless :-)