top - 19:13:01 up  8:45,  1 user,  load average: 1.72, 1.57, 1.80
Tasks: 290 total,   5 running, 285 sleeping,   0 stopped,   0 zombie
%Cpu(s): 32.3 us,  4.0 sy,  0.0 ni, 49.4 id,  7.2 wa,  0.0 hi,  1.8 si,  5.4 st
KiB Mem :  4046472 total,  1199580 free,  1469780 used,  1377112 buff/cache
KiB Swap:        0 total,        0 free,        0 used.  2239584 avail Mem

  PID USER      PR  NI    VIRT    RES    SHR S  %CPU %MEM     TIME+ COMMAND
 1340 mysql     20   0 1583808 395376  18808 S  11.9  9.8  88:53.90 mysqld
14534 root      20   0  319608 144972   7104 S   8.7  3.6   2:58.57 buildingosd
15772 root      20   0  298460 123516   7072 R   8.7  3.1   2:28.35 buildingosd
 8915 www-data  20   0  384088  20620  11864 S   5.5  0.5   0:06.31 apache2
17945 www-data  20   0  384064  20484  11756 S   4.0  0.5   0:05.02 apache2
20436 www-data  20   0  394476  30708  11772 S   3.5  0.8   0:04.47 apache2
20742 www-data  20   0  383948  20184  11552 S   2.8  0.5   0:02.72 apache2
 2035 root      20   0 1253392  84144  21748 S   2.3  2.1  12:04.77 node
 5270 www-data  20   0  385964  22504  11864 S   2.1  0.6   0:09.02 apache2
18161 www-data  20   0  384152  20224  11396 S   2.1  0.5   0:03.59 apache2
15303 www-data  20   0  386104  22536  11756 S   1.6  0.6   0:01.75 apache2
21488 www-data  20   0  383944  19648  11036 S   1.4  0.5   0:02.50 apache2
18168 www-data  20   0  386060  22596  11864 S   1.2  0.6   0:03.82 apache2
 5264 www-data  20   0  384088  20684  11916 S   1.1  0.5   0:07.91 apache2
 2769 www-data  20   0  383996  21080  12396 S   1.1  0.5   0:12.12 apache2
 6113 www-data  20   0  384116  20996  12184 S   1.0  0.5   0:05.15 apache2
20627 www-data  20   0  384064  20052  11384 S   1.0  0.5   0:01.48 apache2
    7 root      20   0       0      0      0 S   0.9  0.0   3:36.67 rcu_sched
15748 www-data  20   0  384064  20928  12184 S   0.9  0.5   0:06.55 apache2
11664 www-data  20   0  384024  22104  13360 S   0.7  0.5   0:03.68 apache2
13861 www-data  20   0  384100  20356  11564 S   0.7  0.5   0:03.16 apache2
17792 www-data  20   0  383984  20268  11612 S   0.7  0.5   0:04.27 apache2
18156 www-data  20   0  383940  19596  11036 S   0.7  0.5   0:00.31 apache2
28318 www-data  20   0  384088  20956  12184 S   0.7  0.5   0:15.18 apache2
20357 www-data  20   0  384080  20532  11784 S   0.6  0.5   0:04.03 apache2
20622 www-data  20   0  383928  20792  12184 S   0.6  0.5   0:00.72 apache2
20748 www-data  20   0  386180  21884  11036 S   0.6  0.5   0:01.52 apache2
18088 www-data  20   0  384064  20344  11612 S   0.6  0.5   0:05.50 apache2
30531 www-data  20   0  386272  22816  11864 S   0.6  0.6   0:16.18 apache2
 2767 www-data  20   0  384212  20752  11864 S   0.5  0.5   0:07.72 apache2
 5662 www-data  20   0  394700  32700  13688 S   0.5  0.8   0:05.50 apache2
20525 www-data  20   0  385972  21628  10988 S   0.5  0.5   0:00.85 apache2
15788 www-data  20   0  384080  20360  11612 S   0.5  0.5   0:08.54 apache2
21150 www-data  20   0  384004  19704  11036 S   0.5  0.5   0:01.27 apache2
18302 www-data  20   0  384052  20584  11864 S   0.5  0.5   0:02.26 apache2
20129 www-data  20   0  384028  20176  11488 S   0.5  0.5   0:00.92 apache2
21176 www-data  20   0  383988  19872  11276 S   0.5  0.5   0:01.26 apache2
15871 www-data  20   0  384028  20568  11864 S   0.4  0.5   0:04.32 apache2
20060 www-data  20   0  383960  20028  11396 S   0.4  0.5   0:05.01 apache2
  826 root      20   0       0      0      0 S   0.4  0.0   2:19.92 jbd2/sda-8
20358 www-data  20   0  386320  21676  11036 S   0.4  0.5   0:01.50 apache2
17957 www-data  20   0  383960  19916  11288 S   0.4  0.5   0:03.03 apache2
18366 www-data  20   0  384064  20484  11756 S   0.4  0.5   0:03.05 apache2
11298 www-data  20   0  384036  21084  12376 S   0.3  0.5   0:02.84 apache2
15866 www-data  20   0  384004  20428  11756 S   0.3  0.5   0:06.87 apache2
 1245 nobody    20   0   78928  12836   5924 S   0.3  0.3   0:39.40 do-agent