Commands by lalanza808 (1)

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Top ten (or whatever) memory utilizing processes (with children aggregate) - Can be done without the multi-dimensional array

View all new log messages in real time with color
This will show all changes in all log files under /var/log/ that are regular files and don't end with `gz` nor with a number

Ultimate current directory usage command
Based on the MrMerry one, just add some visuals to differentiate files and directories

Find the package that installed a command

Exclude svn directories with grep
exclude-dir option requires grep 2.5.3

backup and remove files with access time older than 5 days.
create an archive of files with access time older than 5 days, and remove original files.

remove repeated pairs of characters e.g. "xtxtxtxt" will become "xt"
This will remove repeated characters e.g. echo "xtxtxtxt" | sed -ru 's/(..)\1{2,}/\1/g' the output will just be "xt"

How long has this disk been powered on

Check ps output to see if file is running, if not start it
This comes in handy if you have daemons/programs that have potential issues and stop/disappear, etc., can be run in cron to ensure that a program remains up no matter what. Be advised though, if a program did core out, you'd likely want to know why (gdb) so use with caution on production machines.

Get a regular updated list of zombies
Shows all those processes; useful when building some massively forking script that could lead to zombies when you don't have your waitpid()'s done just right.


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