Commands using du (244)

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Kills a process that is locking a file.
Useful when you're trying to unmount a volume and other sticky situations where a rogue process is annoying the hell out of you.

Convert seconds to [DD:][HH:]MM:SS
Converts any number of seconds into days, hours, minutes and seconds. sec2dhms() { declare -i SS="$1" D=$(( SS / 86400 )) H=$(( SS % 86400 / 3600 )) M=$(( SS % 3600 / 60 )) S=$(( SS % 60 )) [ "$D" -gt 0 ] && echo -n "${D}:" [ "$H" -gt 0 ] && printf "%02g:" "$H" printf "%02g:%02g\n" "$M" "$S" }

Rename files in batch

run command on a group of nodes in parallel
The pee command is in the moreutils package.

list block devices
Shows all block devices in a tree with descruptions of what they are.

View a colorful logfile using less

View Processeses like a fu, fu
I don't truly enjoy many commands more than this one, which I alias to be ps1.. Cool to be able to see the heirarchy and makes it clearer what need to be killed, and whats really going on.

Selecting a random file/folder of a folder
Also looks in subfolders

Show linux kernel modules dependencies
Use modprobe to list all the dependencies of a certain kernel module. Handy when debugging system issues.


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