ps {ps} | R Documentation |
Process table
Description
Data frame with the currently running processes.
Usage
ps(user = NULL, after = NULL, columns = NULL)
Arguments
user |
Username, to filter the results to matching processes. |
after |
Start time ( |
columns |
Columns to include in the result. If |
Details
Columns shown by default, if columns
is not given or NULL
:
-
pid
: Process ID. -
ppid
: Process ID of parent process. -
name
: Process name. -
username
: Name of the user (real uid on POSIX). -
status
: I.e. running, sleeping, etc. -
user
: User CPU time. -
system
: System CPU time. -
rss
: Resident set size, the amount of memory the process currently uses. Does not include memory that is swapped out. It does include shared libraries. -
vms
: Virtual memory size. All memory the process has access to. -
created
: Time stamp when the process was created. -
ps_handle
:ps_handle
objects, in a list column.
Additional columns that can be requested via columns
:
-
cmdline
: Command line, in a single string, fromps_cmdline()
. -
vcmdline
: Likecmdline
, but each command line argument in a separate string. -
cwd
: Current working directory, fromps_cwd()
. -
exe
: Path of the executable of the process, fromps_exe()
. -
num_fds
: Number of open file descriptors, fromps_num_fds()
. -
num_threads
: Number of threads, fromps_num_threads()
. -
cpu_children_user
: Seeps_cpu_times()
. -
cpu_children_system
: Seeps_cpu_times()
. -
terminal
: Terminal device, fromps_terminal()
. -
uid_real
: Real user id, fromps_uids()
. -
uid_effective
: Effective user id, fromps_uids()
. -
uid_saved
: Saved user id, fromps_uids()
. -
gid_real
: Real group id, fromps_gids()
. -
gid_effective
: Effective group id, fromps_gids()
. -
gid_saved
: Saved group id, fromps_gids()
. -
mem_shared
: Seeps_memory_info()
. -
mem_text
: Seeps_memory_info()
. -
mem_data
: Seeps_memory_info()
. -
mem_lib
: Seeps_memory_info()
. -
mem_dirty
: Seeps_memory_info()
. -
mem_pfaults
: Seeps_memory_info()
. -
mem_pageins
: Seeps_memory_info()
. -
mem_maxrss
: Seeps_memory_full_info()
. -
mem_uss
: Seeps_memory_full_info()
. -
mem_pss
: Seeps_memory_full_info()
. -
mem_swap
: Seeps_memory_full_info()
.
Use "*"
in columns
to include all columns.
Value
Data frame, see columns below.