RCHARS Number of bytes which this task has caused to be
read from storage.
rgid RGID real group ID.
rgroup RGROUP real group name. This will be the textual group
ID, if it can be obtained and the field width
permits, or a decimal representation otherwise.
rops ROPS Number of read I/O operations—that is, system
calls such as read(2) and pread(2).
rss RSS resident set size, the non-swapped physical memory
that a task has used (in kiloBytes). (alias
rssize, rsz).
rssize RSS see rss. (alias rss, rsz).
rsz RSZ see rss. (alias rss, rssize).
rtprio RTPRIO realtime priority.
ruid RUID real user ID.
ruser RUSER real user ID. This will be the textual user ID,
if it can be obtained and the field width permits,
or a decimal representation otherwise.
s S minimal state display (one character). See
section PROCESS STATE CODES for the different
values. See also stat if you want additional
information displayed. (alias state).
sched SCH scheduling policy of the process. The policies
SCHED_OTHER (SCHED_NORMAL), SCHED_FIFO, SCHED_RR,
SCHED_BATCH, SCHED_ISO, SCHED_IDLE and
SCHED_DEADLINE are respectively displayed as 0, 1,
2, 3, 4, 5 and 6.
seat SEAT displays the identifier associated with all
hardware devices assigned to a specific workplace,
if systemd support has been included.
sess SESS session ID or, equivalently, the process ID of the
session leader. (alias session, sid).
sgi_p P processor that the process is currently executing
on. Displays "*" if the process is not currently
running or runnable.
sgid SGID saved group ID. (alias svgid).
sgroup SGROUP saved group name. This will be the textual group
ID, if it can be obtained and the field width
permits, or a decimal representation otherwise.
sid SID see sess. (alias sess, session).
sig PENDING see pending. (alias pending, sig_pend).
sigcatch CAUGHT see caught. (alias caught, sig_catch).
sigignore IGNORED see ignored. (alias ignored, sig_ignore).
sigmask BLOCKED see blocked. (alias blocked, sig_block).
size SIZE approximate amount of swap space that would be
required if the process were to dirty all writable
pages and then be swapped out. This number is
very rough!
slice SLICE displays the slice unit which a process belongs
to, if systemd support has been included.
spid SPID see lwp. (alias lwp, tid).
stackp STACKP address of the bottom (start) of stack for the
process.
start STARTED time the command started. If the process was
started less than 24 hours ago, the output format
is "HH:MM:SS", else it is " Mmm dd" (where Mmm is
a three-letter