#Description Parse linux TOP command output to JSON format using node.js .
#Install
npm install git://github.com/devalexqt/topparser.git
#Usage
var topparser=require("topparser")
...
console.dir(topparser.parse(data,pid_limit))// pid_limit - limit process count to same numberOn Windows PC run from cygwin terminal
#Example raw top output
top - 21:34:01 up 2:00, 3 users, load average: 0.42, 0.18, 0.31
Tasks: 197 total, 2 running, 195 sleeping, 0 stopped, 0 zombie
%Cpu(s): 0.8 us, 3.1 sy, 0.1 ni, 95.0 id, 0.4 wa, 0.6 hi, 0.0 si, 0.0 st
KiB Mem: 727308 total, 663876 used, 63432 free, 4992 buffers
KiB Swap: 753660 total, 309592 used, 444068 free. 163452 cached Mem
PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND
10175 root 20 0 124140 78220 44200 R 68.0 10.8 0:07.20 python
1359 root 20 0 528700 105328 19052 S 11.3 14.5 12:52.64 Xorg
10206 alex 20 0 24952 1512 1060 R 11.3 0.2 0:00.18 top
1990 alex 20 0 1560256 89708 21168 S 5.7 12.3 13:28.23 cinnamon
1 root 20 0 37352 5688 488 S 0.0 0.8 0:04.93 init
2 root 20 0 0 0 0 S 0.0 0.0 0:00.07 kthreadd
3 root 20 0 0 0 0 S 0.0 0.0 0:54.12 ksoftirqd/0
4 root 20 0 0 0 0 S 0.0 0.0 0:00.00 kworker/0:0
5 root 0 -20 0 0 0 S 0.0 0.0 0:00.00 kworker/0:+
6 root 20 0 0 0 0 S 0.0 0.0 0:15.60 kworker/u1+
7 root 20 0 0 0 0 S 0.0 0.0 1:26.53 rcu_sched
8 root 20 0 0 0 0 S 0.0 0.0 0:25.33 rcuos/0
9 root 20 0 0 0 0 S 0.0 0.0 0:18.47 rcuos/1
10 root 20 0 0 0 0 S 0.0 0.0 0:17.37 rcuos/2
11 root 20 0 0 0 0 S 0.0 0.0 0:15.33 rcuos/3
12 root 20 0 0 0 0 S 0.0 0.0 0:15.10 rcuos/4
13 root 20 0 0 0 0 S 0.0 0.0 0:13.57 rcuos/5
14 root 20 0 0 0 0 S 0.0 0.0 0:15.09 rcuos/6
15 root 20 0 0 0 0 S 0.0 0.0 0:13.89 rcuos/7
16 root 20 0 0 0 0 S 0.0 0.0 0:00.00 rcu_bh
17 root 20 0 0 0 0 S 0.0 0.0 0:00.00 rcuob/0
JSON output:
{ process:
[ { pid: '1990',
user: 'alex',
pr: '20',
ni: '0',
virt: '1560516',
res: '90656',
shr: '21864',
s: 'S',
cpu: '6.1',
mem: '12.5',
time: '13:46.58',
command: 'cinnamon' },
{ pid: '5381',
user: 'alex',
pr: '20',
ni: '0',
virt: '929508',
res: '119792',
shr: '8132',
s: 'S',
cpu: '6.1',
mem: '16.5',
time: '11:14.11',
command: 'firefox' },
{ pid: '0245',
user: 'alex',
pr: '20',
ni: '0',
virt: '24948',
res: '1508',
shr: '1056',
s: 'R',
cpu: '6.1',
mem: '0.2',
time: '0:00.02',
command: 'top' },
{ pid: '1',
user: 'root',
pr: '20',
ni: '0',
virt: '37352',
res: '5688',
shr: '488',
s: 'S',
cpu: '0.0',
mem: '0.8',
time: '0:04.93',
command: 'init' },
{ pid: '2',
user: 'root',
pr: '20',
ni: '0',
virt: '0',
res: '0',
shr: '0',
s: 'S',
cpu: '0.0',
mem: '0.0',
time: '0:00.07',
command: 'kthreadd' },
{ pid: '3',
user: 'root',
pr: '20',
ni: '0',
virt: '0',
res: '0',
shr: '0',
s: 'S',
cpu: '0.0',
mem: '0.0',
time: '0:54.23',
command: 'ksoftirqd/0' },
{ pid: '4',
user: 'root',
pr: '20',
ni: '0',
virt: '0',
res: '0',
shr: '0',
s: 'S',
cpu: '0.0',
mem: '0.0',
time: '0:00.00',
command: 'kworker/0:0' }
],
task: { total: 194, running: 1, sleeping: 193, stopped: 0, zombie: 0 },
cpu: { user: 0.9,system: 3.1,ni: 0.1,'idle': 95,wa: 0.3,hi: 0.6,si: 0,st: 0 },
ram: { total: 727308, used: 664028, free: 63280, buffers: 7600 },
swap: { total: 753660, used: 309516, free: 444144, cachedMem: 187424 } }