Category Archives: Linux

How to kill all processes accessing a filesystem on Ubuntu

This is not really safe, ok 😀 ? Do it on your own risk lsof | grep /filesystem_name | awk ‘{print $2}’ | xargs kill -9 That’s it, Enjoy!

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How to use hydra to test/crack ssh credentials for a list of servers

To install hydra on Ubuntu: sudo apt install hydra Simply, to start our test/attack, we have a list of usernames, list of passwords and list of servers: hydra -L users.txt -P passes.txt -u -M hosts.txt ssh -o Report.txt Where: users.txt … Continue reading

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How to resolve suspend/wake issues on Dell XPS with Ubuntu

Just append this to your kernel boot params: mem_sleep_default=deep Reboot, Enjoy! Source: https://gist.github.com/greigdp/bb70fbc331a0aaf447c2d38eacb85b8f

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Create an alias for microk8s.kubectl as kubectl on Ubuntu

sudo snap alias microk8s.kubectl kubectl Sources: https://github.com/ubuntu/microk8s/issues/20

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bc: A command-line calculator for Ubuntu

It’s simple, but effective for command line addicts If it’s not already installed, install it by using: sudo apt install bc then run bc and type any calculations you want. I wrote for example $ bc bc 1.07.1 Copyright 1991-1994, … Continue reading

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Using gzip to compress a file without overriding it

gzip < source_file > compressed_file.gz Source: https://unix.stackexchange.com/questions/46786/how-to-tell-gzip-to-keep-original-file

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