Input Blocks 

inblk

Number of blocks that are read 

Blocks Written 

oublk

Number of blocks that are written 

Chars Read/Written 

ioch

Number of characters that are read and written 

Data Page Fault Sleep Time 

dftime

Amount of time that has passed while processing data page faults 

Involuntary Context Switches 

ictx

Number of involuntary context switches 

System Mode Time 

stime

Amount of time that has passed in the kernel mode 

Major Page Faults 

majfl

Number of major page faults 

Messages Received 

mrcv

Number of messages that have been received 

Messages Sent 

msend

Number of messages that have been sent 

Minor Page Faults 

minf

Number of minor page faults 

Num Processes 

nprocs

Number of processes that are owned by the user or the project 

Num LWPs 

count

Number of lightweight processes 

Other Sleep Time 

slptime

Sleep time other than tftime, dftime, kftime, and ltime

CPU Time 

pctcpu

Percentage of recent CPU time that has been used by the process, the user, or the project 

Memory Used 

pctmem

Percentage of system memory that has been used by the process, the user, or the project 

Heap Size 

brksize

Amount of memory that is allocated for the process data segment 

Resident Set Size 

rsssize

Current amount of memory that is claimed by the process 

Process Image Size 

size

Size of the process image in Kbytes 

Signals Received 

sigs

Number of signals that have been received 

Stopped Time 

stoptime

Amount of time that has passed in the stopped state 

Swap Operations 

swaps

Number of swap operations in progress 

System Calls Made 

sysc

Number of system calls that have been made over the last time interval 

System Page Fault Sleep Time 

kftime

Amount of time that has passed while processing page faults 

System Trap Time 

ttime

Amount of time that has passed while processing system traps 

Text Page Fault Sleep Time 

tftime

Amount of time that has passed while processing text page faults 

User Lock Wait Sleep Time 

ltime

Amount of time that has passed while waiting for user locks 

User Mode Time 

utime

Amount of time that has passed in the user mode 

User and System Mode Time 

time

The cumulative CPU execution time 

Voluntary Context Switches 

vctx

Number of voluntary context switches 

Wait CPU Time 

wtime

Amount of time that has passed while waiting for CPU (latency)