tdiff – compare directories
tdiff looks very handy – more details & copr repository here
Archive of posts filed under the shell category.
High load on Linux? Check for processes in uninterruptible state
ps aux | awk ‘$8 ~ /D/ { print $0 }’ They may be waiting on I/O.
Terminal Colour Profiles
If you use gnome-terminal, xfce4-terminal or others, install Gogh for beautiful terminal colour schemes.
Awesome Shell
A curated list of awesome command-line frameworks, toolkits, guides and gizmos.
Minimalist Linux Desktop
Even though I’ve mostly converted to GNOME (on a fairly juicy machine at least), this article covers some interesting tools.
Cronic – A cure for Cron’s chronic email problem
Cronic is a shell script to help control the most annoying feature of cron: unwanted emailed output, or “cram” (cron spam).
mkcd – create and cd into directory
Make a directory & cd into it function mkcd () { mkdir -p “$@” && eval cd “\”\$$#\””; } from twitter
check_multi_url – Check 100s of URLs asynchronously
A new nagios check I’ve written for checking a lot of URLs quickly: check_multi_url.
Stop doing ps -ef | grep process
Do pgrep -a process instead Update: seems like older pgrep (such as that which comes with RHEL6) doesn’t support this, you can do pgrep -l instead though.
Wildcards in ssh_config
I’ve only just discovered you can have wildcards in your hosts in ssh_config, ie Host db* User dbman Host www* User wwwadmin