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Have you ever caught up in a no-clue situation with an program crash?
Did your client notify you about services being down?
This must be a difficult situation to be in.
Over the years, NodeJS has become a popularly usedJavaScript frameworkfor rapid micro-service and API development.
With workloads running on NodeJS, it becomes crucial to have the right monitoring for essential metrics.
PM2 is used for running live production workloads and monitoring them from CLI or web interface.
you’re able to install this as an NPM module.
PM2 is an enterprise-ready solution, that provides the following features out of the box.
Getting started with PM2
To install PM2, ensure that you haveNPMinstalled.
To validate the installation and version of NPM, use the below command.
This command should show you the version of NPM if it is installed.
It also names the system with the namemyapp.
To enable live monitoring on the web interface, it’s crucial that you registerhere.
The setup takes 3 minutes.
The main features are:
Sematext
Sematextoffers full-stack monitoring.
Sematext has over 100 integrations, including NodeJS.
Get notified when things are not okay through Slack, WebHooks, PageDuty, MS Teams, etc.
Sematext offers an all-in-one comprehensive monitoring and logs analyzing solution.
you’ve got the option to check thedemoto experience the platform.
Appmetrics
Appmetricsis an open-source project managed and maintained by IBM.
Merging it with a plugin likeappmetrics-dashcould provide an excellent web interface to monitor your applications.
you’ve got the option to use Appmetrics as a middleware to build your monitoring applications.
Raygun
Raygunis a platform to manage and monitor tool performance for multiple programming languages, including NodeJS.
Some of the features are listed below.
Raygun is worth investing the time and money for mission-critical applications.
It provides insights that can translate into great ROI.
Express Status Monitor
Express Status Monitoringis an open-source tool dedicated to monitoring ExpressJS.
It is a known fact that ExpressJS is the most popular web framework used in NodeJS.
It is a combination of three main tools Doctor,Bubbleprof, andFlame.
Each of these tools is used for different metrics monitoring.
ClinicJS Doctor
ClinicJS Bubbleprof
ClinicJS Flame
Commercial support is available if you need for your business.
On a high level, it does the following.
Prometheus + Grafana
The idea is to combine two powerful software Prometheus and Grafana.
Prometheus has a client for Nodejs calledprom-client, installed on the NodeJS server to collect the metrics.
You may either create a Grafana dashboard from scratch based on the requirement or leverage the following two.
This requires you to know both the tools.
If you need some help on Prometheus learning, then check out thisUdemy course.
Conclusion
Monitoring is often ignored yet very critical for program availability.
They save time and effort and help you meet SLAs by delivering a faster resolution to the client.
