Questions tagged [status-monitoring]

Code whose primary purpose is to check whether a service is available and working correctly

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votes
0answers
16 views

NRPE script for monitoring filesystems usage

Next script returns NRPE friendly output. It checks percentage usage of all local filesystems. Desired output if everything is ok: OK | /=56;;;; /boot=20;;;; /opt=40;;;; /var=60;;;; (and ...
2
votes
2answers
133 views

C# classes for system health metrics

My company wants me to build a serverless component (AWS Lambda) that checks every minute for our system components health. The data model (classes structure) I have devised so far is as pasted below....
2
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0answers
30 views

NRPE script for monitoring cpu usage

This script uses information from /proc/stat for counting current cpu usage. More precisely, it counts with these lines: ...
1
vote
1answer
39 views

NRPE script for monitoring memory usage

This script based on previous NRPE script for monitoring load average. Same purpouse - get NRPE friendly output with minimal usage of non built in commands. In this case wasn't need to count with ...
7
votes
3answers
225 views

NRPE script for monitoring load average

This script converts a server load value into percentage, compares it with non desired state ($warning and $critical) and returns all information in NRPE (Nagios Remote Plugin Executor) friendly ...
1
vote
1answer
47 views

HTTP status monitoring

I am fairly new to programming. I am writing a script which gets URLs and parameters through a config and makes http requests to check status, finally push a json string to Open-falcon server. I am ...
3
votes
1answer
33 views

Tracking the stability of a website using ping monitor

I'm new to coding and made a small Node script that checks when a website is down because of high traffic. It's a website that sells tickets and I don't want to press F5 every 10 seconds to check if ...
2
votes
2answers
77 views

Application to monitor device power levels for deviations

I have a high performance, computation intensive application that runs on a Centos 7 machine with Python 2.7.5. I'll try to explain what the application does: The application runs an infinite loop, ...
2
votes
0answers
69 views

Batch file that checks for wifi connection - reconnects if no internet

There is a remote Windows PC that has access to "landline" unmetered WiFi and there is a Verizon 4G LTE MiFi (metered WiFi) as backup. This script checks to see if the PC is connected to any WiFi, ...
3
votes
0answers
382 views

Python script for OpenStack health check

First time moving from Bash to Python for scripting and looking for feedback/improvements. I've spent the weekend learning about OOP, and am aware that not fully utilizing it in this script — so any ...
7
votes
2answers
99 views

Bash script to send notifications when low on ram

Backstory Recently, we've changed the PCs at my workplace to un Linux Mint. It works amazing, is blazing fast and the adjustment time was very short. However, I noticed my PC would freeze completely,...
2
votes
1answer
82 views

Sysinfo parser for a window manager status bar

The program is written mainly for the status bar in dwm (a window manager for Linux), but it can be used for any manager that takes input from the root window in X. It queries different resources in ...
12
votes
2answers
2k views

A website status monitor in Python/Flask

I've written a basic website status checker in Python/Flask which reads a list of URLs from a json file and cycles through them every x seconds to check they're online. It displays the results as a ...
9
votes
2answers
178 views

Laptop battery level monitor for Linux

I come from a C background and am trying to learn Rust. I wrote my first Rust program, to check the battery level on my laptop and warn me if it's low/critical. It works fine, but I wrote it in a ...
4
votes
1answer
714 views

Testing validity of Proxy servers concurrently

I am trying to test the validity of a few thousand public proxy servers quickly. To do this, I am sending web requests using each proxy to a website such as example.com, and checking that no errors ...
2
votes
1answer
67 views

Check SMART status on MacOS and pop up alert

So I don't know much about bash scripting. I am just a beginner. I made this script which checks the SMART status of my root volume and if it is failing then it immediately throws a pop up alert if ...
7
votes
1answer
232 views

Remotely collect server data using Net::OpenSSH Perl

I am newbie in Perl programming and currently trying to use Net::OpenSSH module in my code, my new code as below which the task is to run multiple command in remote server, Code as below:: ...
2
votes
1answer
46 views

C program to “monitor” NGINX status with AF_INET

I'm trying to implement a simple "monitoring" tool in C to be used on our servers to check NGINX status, executed periodically with a cron task. This is my very ...
62
votes
4answers
10k views

Send a tweet to ISP when internet speed drops

I have written an app in Python 3 which monitors internet speed and will send a tweet to an ISP when the speed drops too low. The app has a config file where the ISP and target speeds can be ...
13
votes
1answer
3k views

Detecting UI thread hanging and logging stacktrace

I have an application that needs to always be responsive. I've written a class that is designed to monitor the UI thread. The goal is to provide useful information in the logs to be able to understand ...
6
votes
1answer
1k views

Perl script to check disk usage and report via email

Due to lack of central configuration management I am avoiding any Perl modules which would need to be installed on each of a great many servers. Result is more code than would normally be required in ...
4
votes
1answer
607 views

Ping multiple sites via Python

Here is a simple script that I am using to ping 50 sites at a time and check if they are up or not. If not, save the down time with error in MongoDB. ...
3
votes
0answers
508 views

Ruby script to to check the status of a rabbitmq queue and send alert

We are using a message broker called rabbitmq. The code checks the status of number of messages in q queue and sent messages. This is achieved by a curl request to a given API.The script has a sleep ...
4
votes
1answer
53 views

Let's check that domain port

Intro This simple script will allow me to check for a specific opened port on a list of domains that I own. Instead of manually doing this check, I found Python a pretty good idea for such a task. ...
6
votes
4answers
120 views

Nagios check to see if a certain IP appears in a trace route

I needed a test to know which firewall in out HA environment was currently active. We have a webFilter connected to our "primary" so if the firewall fails over the webfilter is taking out of path and ...
3
votes
1answer
161 views

BASH script to monitor subprocess and throttle it for CPU temperature control

I need to run CPU-intensive tasks on a very old machine with overheating issues. The script below will monitor temperature and pause the jobs when it gets too high, continuing them when it's back to ...
3
votes
0answers
150 views

Perl nagios plugin to query an api, obtain date from json, and determine if the date is within thresholds

This is an update of Using an API to obtain JSON data and get the date string and determine if data is stale This is a nagios check that will use an API URL, get JSON data, flatten the data into a ...
4
votes
2answers
48 views

Process monitoring script

I wrote a script which logs memory usage of a process (pid in file), and reacts in case a limit is reached. I run the script nightly. In my case, the process concerned propably has a memory leak and ...
6
votes
2answers
167 views

CPU core temperature Unity indicator

Project now on Github: https://github.com/IanCaio/TempI I just finished a working version of a small Unity indicator in C, that is supposed to take the output of the application "sensors" (...
1
vote
1answer
72 views

Pausing script while waiting for Docker container and printing updates

I'm looking to improve it in brevity, readability, and simplicity. Basically, I'm just looking for a more elegant solution. What improvements can I make? ...
2
votes
0answers
305 views

Multithreaded C program to calculate CPU usage of cgroups

I am writing a program in an environment that makes use of cgroups to identify and group processes together. I want to parse the CPU utilization of each cgroup by sampling ...
3
votes
1answer
2k views

Check if the website is up

api.js ...
4
votes
1answer
5k views

Custom Python 'Server Status Checker'

I've written a home-grown solution for checking the status of my servers. This is both an exercise for me in learning further about Python, but it's also critical to status-checking critical things ...
3
votes
2answers
185 views

Checking the status of a website by hitting a PHP script

I currently have a system which loops through a bunch of my website domains and checks their status and sends me a notification letting me know if they are up or down. The stripped down version of the ...
10
votes
2answers
2k views

Thread to send heartbeat UDP packets

This C code will run on an embedded machine with a Linux OS. It should create data packets (ASCII) to repeatedly be sent to a UDP server. Just to give an overview about what functions should do: <...
4
votes
1answer
1k views

REST API calls to BIG-IP LTM to get the status of pool members

This code calls the iControl REST API provided by BIG-IP LTM. Trying to get the list of the pools, it's current status and the pool members associated with the pool. My code works like this, based on ...
4
votes
1answer
578 views

Loop through List multi-threading to ping hostnames

I am new to Multi-threading. I have had a go at writing some code that loops through an ArrayList, gets a hostname and then pings the hostname. If the hostname is ...
3
votes
2answers
151 views

Nagios plugin webdav check 2

Original post: nagios plugin webdav check According to the good advice I have received I've made some modifications to the code: ...
2
votes
1answer
49 views

Ghostscript check, sends e-mail if one occurs

I've created a program that will search our work server where Ghostscripts occur. How it accomplishes this is by first sshing to the server specified, running a ...
8
votes
4answers
2k views

Automatic ping check program

Am I commenting enough? Are my variables properly following correct styling format? Is there a more efficient way to code my "Label coloring" conditions? ...
20
votes
1answer
347 views

Are your servers down…?

If you came here because of the title, chances are your server isn't down. But if by some miraculous reason it is: A while ago, I posted a program that would ssh and ping all the servers at work. I ...
6
votes
2answers
403 views

Server status checker

I've created a program for work that checks the status of all our servers quickly. What we use to have to do is ssh into each server manually. I'm looking for some ...
23
votes
1answer
3k views

Powershell to quickly ping a number of machines

I came up with the below code to improve the peformance of pinging a large number of machines. At present it's fairly basic, but thought I should see what people thought before proceeding further. NB:...
4
votes
1answer
23k views

Ping function in Python

Below is a piece of code which takes a list of IPs, pings the hosts and returns (prints) the list for "Alive" and "Dead". Any feedback on what can be done better is welcomed, mainly, speed and ...
22
votes
1answer
271 views

Network Downtime

A while ago I was experiencing 'flakiness' on my home ADSL line. I run a Linux server in my basement, VOIP, and a few other things (like Netflix) and I was experiencing a few minutes of network ...
6
votes
4answers
27k views

Pinging a list of hosts

I have a simple script that will take a list of hosts and ping each host (there's about 200) a single time before moving on. This is not the most effecient method I am sure, as it is very linear. And ...