Questions tagged [logs]

Stream of debugging-information from a program, usually with timestamp and other meta information. Use when you want to analyze, display or otherwise interact with log files / streams.

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The best tool to detect anomalies in the log

I am looking for a log analysis tool, preferably open source, currently using Splunk for free, I would like to detect anomalies. Can anybody Help?
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Monitoring options for a medium sized company

I've been set on the task of investigating different monitoring options for the new software department at a consultancy firm. The company is new to proper monitoring and has very little in place. We ...
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Delete all but n most recent files?

I need a good tool, preferably a purpose-built, not a Swiss Army knife, and definitely free. The tool will only allow a maximum number of files - or maybe files of a certain wildcard match - in a ...
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I need a data logger that connects to Pager Duty and accepts push updates of simple data

I have a simple script that periodically gets price data from the blockchain. I need the script to push the data to a logger that Pager Duty can respond to. The end goal is to get an alert when the ...
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Is there something similar to PostSharp logging, but for Java?

Using PostSharp, one can add and customize logging to an existing .NET project. For example you can log the entry and exit of every method or all methods except getters and setters, along with ...
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Which JavaScript logger for me?

I am looking for a flexible logging system. I had thought that Winston was it, but I just can't get the filtering that I want to work (feel free to answer my S.O question ;-) I want to be able to log ...
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Version Control System with audit logs on repo views

Are there any Version Control Systems (VCS) that provide audit logs on whether a repository (or a particular file within the repo) has been read by a user? I am referring to tools such as Github ...
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Best way to intercept/log HTTPS requests?

I'm a software developer who wants to learn how the Github Container Registry API works, so that I can write an alternative client for it. Reading the spec doesn't give me enough answers: there are ...
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Crash report, bug and task management automation

I need to collect logs from users, automatically merge them and track how many different users have the same bug. I don't even know good keywords for such programs. I believe it should be BugSplat or ...
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Windows desktop file/folder log, monitor

OS : windows 10 If I right-click background of desktop, there is a shell menu that shows the most recent event that has happened, and you can undo the event. But it is for just 1 most recent event and ...
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Free/Open source tool for adding/viewing comments inside HAR files?

I'm looking for a way to provide HAR files to others but with my comments/notes in them so that they will know where in the log file to look for purposes of troubleshooting, etc. Is there a free/open ...
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Self-hosted log analyzer/viewer

Does somebody know of a decent self-hosted log analyzer/viewer? Something like Google's Log Analyzer and Log Analyzer 2. Sought after features: Server based, self-hosted No specific tech preference, ...
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Which service should I use to implement click tracking without a server and CGI?

I have a simple blog on blogger.com / blogspot.com, and I would like to implement some basic click tracking: which user/IP clicked on which links. How could I solve that? If I had a webserver and CGI, ...
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Display logs from multiple scripts on command line

I'm running some node and perl scripts repeatedly and want to see the logs on the command line. I tried writing logs to a corresponding file and following all log files with tail -f *.log but I don't ...
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Are there tools for viewing logs with rich data?

I am new to the world of logging. I see that loggers (e.g. sl4j for Java or winston for JavaScript) support several "transports" that allow them to store the logs in files in various formats....
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How can I log visitors IP addresses without utilizing my own server and CGI script?

I would like to log visitors IP addresses of my blog, when they make every 1000th page submission: 1000th, 2000th, 3000th, etc. The counter data is available from JavaScript, as it is a blogger.com ...
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Run services, bats and executables in one GUI

I've got a lot of command prompts open that run executables. I'm looking for something like Docker Desktop, where you can start, read logs and stop the container. Instead of containers I want to do ...
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What software can i use to analyze logs from log4j

I have a bunch of log files ubuntu@ip-172-31-39-132:~/queue/logs$ ls -la total 492296 drwxr-xr-x 2 root root 4096 Feb 4 16:29 . drwxrwxr-x 4 ubuntu ubuntu 4096 Jan 25 22:25 .. -rw-r--r-- ...
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alternative to npm debug

npm debug is a stupidly popular (and rightly so) logging lib for node. It is not restricted to log levels (yay) but instead allows you to choose a "name" for each logger instance created and ...
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A web app that gets queries and displays them live

Is there a web app that: Gets a query from a third party that could be anything, for example ?foo=bar&some=thing. Displays to the owner a dashboard of all the queries it got in the last X minutes ...
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Best value-for-money hosted Centralized Logs and Metrics

What is a good solution for centralizing lots of log files for monitoring and analysis? I have about 20 Linux web servers generating ~4GB of nginx and Apache log files per day. I would like at least ...
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Logging & Monitoring on multiple servers

I lead a small project with 2 groups of servers (servers in a single group are clones with the same microservices, like pods in the k8s), a balance loader, and a DB. Docker & k8s aren't used ...
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local log filtering and analytics

There is a vast amount of log analytics tools available like kibana, datadog and what not. I'm searching for a free tool (license must allow commercial use) that allows to just drop in a log file, of ...
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Logging stack suggestion website

couple of months ago I came across a website that allowed the user to pick individual components of a logging solution and it showed which ones were compatible with each other. Also giving links to ...
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Know of any log display apps similar to Splinter?

I have been using Splinter for years to display, filter, and search streaming system logs. The problem is that software is only for Macs. Are there any other log display programs like it, that can run ...
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NLog UI webpage to see logs

I have implemented NLog with database target (SQL Server) but I want to see those log entries in a nice UI. I have seen these tools on NLog official website NLog-specific viewers Gibraltar ...
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Right tools to implement logging and monitoring

My team and I recently started working on a new project. Our project is layered in 3 tiers - client (Winforms Application), middle ware (.NET Core 3.0 Web API), Database (PostgreSQL). I was assigned ...
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Logging in .NET Core

I'm building a web server which will be implemented using .NET Core Do you have a recommendation for a logging tool/library?
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Logging in React

I want to add logs to my React app. My requirements are: persistent logging. Could be either locally in a file, and should have an option to log to a DB. Should be able to log different levels (...
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Read logs from the remote server

I have a Spring Boot server which generates Logback logs. Now I need to read these logs on the remote server from the local machine(e.g. my PC). But the main problem is that I will not have a ...
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Is there a tool for converting logs to source code lines?

We can search -or grep - each line of the log separately to find the each line( or possible lines) of the source code, is there a tool to extract the whole lines of log? Edit 2: typical log lines ...
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How to centralize, store and analyse spread out file logs?

TLDR: Our application generates file logs holding bits of information that we'd like to parse them and store in one place, in order to periodically consult them and compute metrics from them (in real ...
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An usable call log for Android

The stock Google phone app has many features but, for some obscure reason, has not a detailed call log. It shows the date of the call, but not the time. Which dialer app with an actually usable call ...
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Is there a cross language logger

I want to able to run a single logger and post to it from different languages. Is there a single logger out there that will work with java python and r?
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Show unique log statements

I have a list of errors from a log and I'd like to reduce it to a list of unique errors. Is there software to do this? In an application log the same statement is often printed many times as that ...
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Remote monitor of log files

I looking for software to monitor multiple linux remote servers log files. How I do it now? Just open ssh client and tail the file what I want but you had to open terminal for every server and every ...
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What loggers to use and in which way should someone use it to so searching,analysing is easy

I am trying to find good loggers using which I can search/analyse my server logs. Should I use any readymade solutions like loggly or I start storing that in another server and use something like ...
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What node library should I use for managing logs?

I am getting a set of logs from one application (in a txt file) and I have to separate, process and then send them one by one to another app. The format of the logs that I'm receiving is like this: ...
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Is there a high-performance tracing library for linux?

(moved from SO) In the past, I encountered Event Tracing for Windows, a tracing system designed to store as little as possible, as fast as possible. Basically, this system allows you to log message ...
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Tool/Library suggestions for collecting and analyzing log files from .Net WinForms app

I am developing an old WinForms app which generates three different log files, all with their own log format. All log entries has date/time, message (and possibly exception details). My main purpose ...
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Log4J Web Based Log Viewer

My Java application is logging to a file and I currently read it with a desktop application that splits it out into columns something like below: | Timestamp | Level | Category ...
2 votes
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Web service for simple data logging and viewing

I have an app with a limited number of users that registers a couple of different buttons being pushed. I want to log these actions online and provide a simple webinterface with a summary over the ...
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How to view log or text files of remote computer in browser?

I have a remote Linux server on which some java applications are running and they are generating some log files. I don't want to give my users direct access to the server and files. So is there any ...
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Tool which stores the journal of systemd in a PostgreSQL table

I search a tool which stores the journal (logs) of systemd in a PostgreSQL table. Required features: open source No single log entry should get lost No duplicates should get created. efficient: N ...
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Sentry: event_from_exception() to HTML

I have a Python dictionary returned by the sentry method event_from_exception(). I would like to format it as nice HTML. But I guess this was already invented before. Required features: open ...
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Need a log management tool which displays logs from all servers(connected locally) and also shows some metrics of APM

Currently we were maintaining all application logs in the file. If we run our application on multi-server environment all the logs will spread over different servers. In case of debugging we need to ...
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Logserver with web interface, user login, custom filters

I am working at a company where we have a few hundred programs running scientific calculations on several servers. Each program produces logs. At the moment, important log messages are sent via email ...
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Cross-platform Java/Kotlin logging library

Meta-note: I can't add the Kotlin tag since I have less than 300 rep on this site, and it doesn't exist yet I'm working on a cross-platform project written in Java and Kotlin, and I need some decent ...
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Read webserver logs: flow of pages

I have Apache log files which include the HTTP_REFERER. I would like to analyse the flow of pages which were done by the user. In detail the question is: I have log-file line X. Which log-file line ...
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GPU usage monitoring on OSX

I have a Macbook Pro, and I am currently looking for software which is suitable for monitoring the Graphics card usage of the Intel Iris Graphics 6100 that the Macbook makes use of. Is there some sort ...