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Sharuru root@yun:~# top -u www-data
top - 14:41:47 up 2 days, 41 min, 1 user, load average: 0.03, 0.04, 0.05
Tasks: 84 total, 2 running, 82 sleeping, 0 stopped, 0 zombie
%Cpu(s): 0.7 us, 0.0 sy, 0.0 ni, 99.3 id, 0.0 wa, 0.0 hi, 0.0 si, 0.0 st
KiB Mem: 501656 total, 461824 used, 39832 free, 27956 buffers
KiB Swap: 0 total, 0 used, 0 free. 133360 cached Mem
PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND
28887 www-data 20 0 680992 38248 21624 S 0.0 7.6 0:01.67 apache2
29463 www-data 20 0 452440 29980 16232 S 0.0 6.0 0:00.14 apache2
29465 www-data 20 0 452480 31456 17624 S 0.0 6.3 0:00.30 apache2
29466 www-data 20 0 685408 40900 17632 S 0.0 8.2 0:08.56 apache2
29467 www-data 20 0 678228 33376 17304 S 0.0 6.7 0:00.20 apache2
29468 www-data 20 0 680304 37116 21008 S 0.0 7.4 0:00.34 apache2
29470 www-data 20 0 680712 36972 20528 S 0.0 7.4 0:00.45 apache2
29471 www-data 20 0 449880 27284 14124 S 0.0 5.4 0:00.18 apache2
30504 www-data 20 0 452440 29660 15888 S 0.0 5.9 0:00.11 apache2
30511 www-data 20 0 449460 24440 11904 S 0.0 4.9 0:00.05 apache2
内存占用好高!