$ ps aux | less
↓↓↓↓
USER PID %CPU %MEM VSZ RSS TTY STAT START TIME COMMAND
hoge 1 0.0 0.1 19228 1372 ? Ss Apr26 0:01 /sbin/init
hoge 2 0.0 0.0 0 0 ? S Apr26 0:00 [nemu]
hoge 3 0.0 0.0 0 0 ? S Apr26 0:20 [fuga/0]
hoge 4 0.0 0.0 0 0 ? S Apr26 0:18 [aki0]
hoge 5 0.0 0.0 0 0 ? S Apr26 0:00 [mumu/0]
- USER: User who owns the process
- PID: Process ID
- %CPU: CPU occupancy ratio
- %MEM: Real memory occupancy ratio
- VSZ: Virtual memory size of the process including one which it doesn't use
- RSS: Resident set size: Physical memory size which the process use
- TTY: Terminal name (Directly connected console terminal: tty1,tty2….., terminal connected by ssh: pts/0, ;ts/1…)
- STAT: Status (R: Running, S:sleeping, D: waiting for input and output of disk, Z: zombie)
- COMMAND: command which activates the process