Server Monitor

Total.js Server monitoring service. This service sends measured data (Output object) to the specific endpoint defined in the /config file.

Measurable values:

• custom app monitoring
• uptime
• CPU
• memory
• space on HDD (specific path only)
• count of connections on 80 port
• network upload/download traffic
• it obtains versions of specific apps

How to use it?

• install Node.js platform
• perform $ npm install
• edit /config file by adding your custom settings
• run it

$ cd servermonitor
$ node index.js > servermonitor.log &

Then the script will send measured data to specific endpoint.

Output object

{
    memory: {
        total: 32772204,
        free: 29440636,
        used: 3331568
    },

    hdd: {
        total: 463427392,
        free: 383285600,
        used: 56577916
    },

    connections: 111,

    network: {
        download: 133791306.39,
        upload: 2525802603.93
    },

    uptime: 33483889,
    cpu: 0.12,

    apps: {
        nginx: {
            cpu: 0,
            memory: 312132,
            threads: 10
        },
        postgres: {
            cpu: 0,
            memory: 2315528,
            threads: 37
        },
        total: {
            cpu: 4.6,
            memory: 8289036,
            threads: 161
        }
    },

    versions: {
        nginx: '1.10.3',
        node: '10.15.3'
    },

    meta: {
        version: 1,
        os: 'linux'
    }
}

Linux commands

• ps
• uptime
• ifconfig
• netstat
• df
• free
• cat with /proc/stat