Try running: top -HaSP -m io
Like:
last pid: 83078; load averages: 0.23, 0.27, 0.25 up 0+07:03:24 23:21:55
290 threads: 5 running, 259 sleeping, 26 waiting
CPU 0: 0.0% user, 0.0% nice, 0.0% system, 0.0% interrupt, 100% idle
CPU 1: 0.0% user, 0.0% nice, 6.2% system, 0.0% interrupt, 93.8% idle
CPU 2: 0.8% user, 0.0% nice, 0.4% system, 0.0% interrupt, 98.8% idle
CPU 3: 0.0% user, 0.0% nice, 0.7% system, 0.0% interrupt, 99.3% idle
Mem: 33M Active, 195M Inact, 384M Wired, 7238M Free
ARC: 108M Total, 28M MFU, 76M MRU, 412K Anon, 702K Header, 2812K Other
81M Compressed, 182M Uncompressed, 2.24:1 Ratio
Swap: 1024M Total, 1024M Free
PID USERNAME VCSW IVCSW READ WRITE FAULT TOTAL PERCENT COMMAND
11 root 12 36 0 0 0 0 0.00% [idle{idle: cpu0}]
11 root 17 139 0 0 0 0 0.00% [idle{idle: cpu3}]
11 root 156 20 0 0 0 0 0.00% [idle{idle: cpu2}]
11 root 20 25 0 0 0 0 0.00% [idle{idle: cpu1}]
0 root 2 0 0 0 0 0 0.00% [kernel{e6000sw0 taskq}]
12 root 120 0 0 0 0 0 0.00% [intr{swi0: uart uart}]
76247 root 122 0 0 0 0 0 0.00% top -HaSP -m io
7 root 19 0 0 0 0 0 0.00% [pf purge]
64885 root 20 0 0 0 0 0 0.00% /usr/sbin/powerd -b hadp -a hadp -n hadp
0 root 4 0 0 0 0 0 0.00% [kernel{if_config_tqg_0}]
32001 root 14 0 0 0 0 0 0.00% /bin/sh /root/7100_fan.sh
2 root 22 0 0 0 0 0 0.00% [clock{clock (0)}]