Questions tagged [monitoring]

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1
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3answers
64 views

Monitoring write-intensive web service through submitting synthesized data?

We have a web service that accepts images and metadata uploaded by end users, and the uploaded images would go through multiple steps of processing / reviewing with human involved. To monitor the ...
0
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0answers
42 views

Do logs enhance availability of service for a well monitored application?

I used to work for teams that built software as a service applications. Our requirements, regarding production, were often the same : A complex service (web application, database, daemons, typically) ...
1
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0answers
33 views

How should propagation of service abuse information work within a microservice architecture?

At the moment, I'm working on a product that's being broken down from a monolith to a bunch of microservices, and it seems to be going well enough. However, if a user is abusing the service somehow, ...
-2
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1answer
90 views

Monitoring my REST API service

I have a REST API. I want to monitor it -- that it's always up. That's the canonical way to ping it? Especially when all of its calls require an API key. Should I create an empty open end point ...
0
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1answer
344 views

What would be the architecture for a polling-based monitoring service?

I have a list of 75000 websites that need to be monitored for uptime. Monitoring the websites involves making a HTTP request for the website every minute, and the website is said to be "up" or "down" ...
2
votes
1answer
172 views

Designing database job monitoring

I have several Oracle database where my in-house applications are running. Those applications use both dba_jobs and dba_scheduler_jobs. I want to write monitoring function: check_my_jobs which will ...
0
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1answer
59 views

Standard Patterns to measure capacity in a competing consumers system

We have a number of systems that are based on the competing consumers pattern. We currently monitor the delay between an item of work being queued and processing finishing, however, as throughput ...
5
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3answers
2k views

Difference between watchdog timer and heartbeat signals?

As the title says what is the difference between watchdog timer and heartbeat signal ? When to use each of them.
0
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2answers
117 views

Techniques for observing runtime state in C

What are the techniques for C programs which allow easily inspecting the state of the embedded device, through a communication link? For example, for a microcontroller device which communicates with ...
0
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2answers
80 views

Designing a scalable website monitoring infrastructure

I'm designing a infrastructure to monitor websites and applications. The idea is to build an application which checks the user website/application with a certain interval (30 sec, 1 min, 5 min, etc.). ...
5
votes
2answers
128 views

Tracking state changes based on duration of time in state

I've been building a monitoring system that checks whether a device is alarmed or not, and if so, sends notifications to relevant users based on how long a device is in a particular state. Here's an ...
2
votes
2answers
149 views

Java EE exceptions for validation and APMs

In my current work, we have some Java EE applications and we use exceptions and exception mappers to deal with user errors, i.e. that can't be dealt with in the frontend. We usually reply with a 400, ...
2
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0answers
71 views

Technique to passively take down a host on the network [closed]

I am developing a program which is to be installed on a "simple" machine in a LAN, the only particularity is that the NIC are connected on mirror ports. The software can scan and monitor the network. ...
0
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1answer
98 views

How to do an “Automatic DB monitor” and notify the client

Until now I didn't find anything good about monitoring a DB's specific table (or related tables) specific values changed. I want to know: Since most of DB's don't support monitoring changes for ...
1
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0answers
26 views

Optimizing/monitoring number of objects created by $(this)

I have an application where a lot of objects are created and referenced by $(this) similar to the following: someFunction() { var myName = $(this).find(".name"); var myTown = $(this).find("....
3
votes
1answer
343 views

How to design error monitoring for batch jobs with multiple and diverse steps?

I'm working on a software to integrate an e-commerce store and the company ERP. All the integration steps are run as a unique batch job, every 5 minutes. Things are working under production, but I'm ...
1
vote
1answer
73 views

windows users vs. custom [closed]

My application needs to support a "shift change" scenario. Essentially, a person is managing some assets. At the shift change, the person that was there leaves right as the replacement signs in. The ...
11
votes
3answers
3k views

How to monitor a long-running program programmatically

What I've currently got can be summed up with this pseudo code: public static void Main(string[] args) { var listOfObjects = Database.GetObjectsToUploadToOnlineService(); Parallel.ForEach(...
5
votes
4answers
2k views

Write progress from a long running process

We have some long running processes which could run for as long as an hour up to 6 hours. Some of the processes are started by hand and the user wants to see what the progress of the process is. ...
1
vote
2answers
115 views

How to comfortably monitor 5 daemons while developing them?

This is the scenario: I'm on this project for which I wrote 4 Node.js scripts that act as "servers" for some service (they have to be separated). I also use Redis, that is another service to keep an ...