2 # For a description of the syntax of this configuration file,
3 # see scripts/kbuild/config-language.txt.
6 menu "Process Utilities"
12 free displays the total amount of free and used physical and swap
13 memory in the system, as well as the buffers used by the kernel.
14 The shared memory column should be ignored; it is obsolete.
20 fuser lists all PIDs (Process IDs) that currently have a given
21 file open. fuser can also list all PIDs that have a given network
22 (TCP or UDP) port open.
28 The command kill sends the specified signal to the specified
29 process or process group. If no signal is specified, the TERM
37 killall sends a signal to all processes running any of the
38 specified commands. If no signal name is specified, SIGTERM is
50 Pidof finds the process id's (pids) of the named programs. It prints
51 those id's on the standard output.
53 config FEATURE_PIDOF_SINGLE
54 bool "Enable argument for single shot (-s)"
58 Support argument '-s' for returning only the first pid found.
60 config FEATURE_PIDOF_OMIT
61 bool "Enable argument for omitting pids (-o)"
65 Support argument '-o' for omitting the given pids in output.
66 The special pid %PPID can be used to name the parent process
67 of the pidof, in other words the calling shell or shell script.
73 ps gives a snapshot of the current processes.
75 config FEATURE_PS_WIDE
76 bool "Enable argument for wide output (-w)"
80 Support argument 'w' for wide output.
81 If given once, 132 chars are printed and given more than
82 one, the length is unlimited.
88 Renice alters the scheduling priority of one or more running
95 Configure kernel parameters at runtime.
101 The top program provides a dynamic real-time view of a running
104 config FEATURE_TOP_CPU_USAGE_PERCENTAGE
105 bool "Support showing CPU usage percentage (add 2k bytes)"
109 Make top display CPU usage.
115 uptime gives a one line display of the current time, how long
116 the system has been running, how many users are currently logged
117 on, and the system load averages for the past 1, 5, and 15 minutes.