semicolon.in.th Programming is real fun!

Understand output of `ps u` command
USER = Effective user name
PID = Process ID
%CPU = CPU utilization
%MEM = Ratio of the process's resident set size to the physical memory
VSZ = Virtual memory size of the process in KiB (1024-byte units). Device mappings are currently excluded; this is subject to change.
RSS = Resident set size, the non-swapped physical memory that a task has used (in kiloBytes).
TTY = Controlling terminal
STAT = Process state
START = Process start time
TIME = Accumulated CPU time
COMMAND = Command name

PROCESS STATE CODES