System configuration

Filesystem

• lsof

ACLs

• getfacl/setfacl

Capabilities

• ???

Namespaces

• lsns
• nsenter

Processes

List all processes, including the complete cmdline:

ps auxwww

Show processes as a tree:

ps axjf
pstree

misc

List alternatives for editor:

update-alternatives --list editor

Set /usr/bin/vim.basic as alternative for editor:

update-alternatives --set editor /usr/bin/vim.basic