Used and loved by millions
Since I tried Ludwig back in 2017, I have been constantly using it in both editing and translation. Ever since, I suggest it to my translators at ProSciEditing.

Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com
a log file
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "a log file" is correct and usable in written English.
It can be used when referring to a file that records events, processes, or messages in a computer system or application. Example: "The system generated a log file that detailed all user activities during the session."
✓ Grammatically correct
Science
Academia
News & Media
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Human-verified examples from authoritative sources
Exact Expressions
60 human-written examples
(log = no) Make a log file?
Academia
It then keeps this information in a log file for "auditing and fraud detection purposes".
News & Media
A log file only used for debugging; can be left blank.
Academia
Instead of displaying all errors to the browser, during production, redirect them to a log file or database.
Academia
By default, the VLRE client will write a log file, though users can choose to suppress this behavior at installation time.
Academia
We demonstrate the value of the proposed framework with a log file of the use of a health information exchange (HIE) system by physicians in an emergency department (ED) of a large Israeli hospital.
The iterative design procedure has been automatized by means of a Matlab script for the 1-D study, a ModeFrontier project for the blade design optimization and a log file for the automated 3D mesh generation.
Science
I can certainly write code that jots a note in a log file every time it calls Belly.fill(food), but does that mean that it's really aware of eating?
Generally, the programmer wants to see all warnings and errors in the web browser during the initial phase of development, and later, once the site has launched, send error messages to a log file so that visitors do not see them.
Academia
"Their logs go into a log file, or their performance metrics goes into a dashboard.
News & Media
Power manager also writes all the information in to a log file for post-processing.
Expert writing Tips
Best practice
When writing technical documentation, clearly specify the location and format of the "a log file" to aid users in troubleshooting and analysis.
Common error
Don't assume that "a log file" provides real-time insights. While it records events, it usually requires post-processing or dedicated tools to extract meaningful information.
Source & Trust
87%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "a log file" functions primarily as a noun phrase. It identifies a specific type of file used for recording events or data. Ludwig examples showcase its use across various technical and analytical contexts. Ludwig AI confirms the grammatical correctness and usability of the phrase.
Frequent in
Science
51%
Academia
24%
News & Media
7%
Less common in
Formal & Business
0%
Wiki
0%
Reference
0%
Ludwig's WRAP-UP
In summary, the phrase "a log file" is a grammatically sound and frequently used noun phrase that denotes a file containing a record of events or data. As Ludwig AI confirms, the phrase is correct and usable in written English. It finds its primary use in technical, scientific, and analytical contexts, including software development, system administration, and data analysis. The phrase appears most frequently in scientific and academic sources, showing its relevance in research and technical documentation.
While "a log file" is widely accepted and understood, related terms such as "an event log", "a system log", and "a record file" may be used depending on the specific nature of the recorded information. When using the term, clarify the location and format of the file and remember that "a log file" provides a historical record, not real-time monitoring. The term is a mainstay in technical fields, as shown in the Ludwig examples, and is an essential concept for anyone working with computer systems and applications.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
an event log
Focuses specifically on recording events.
a system log
Specifically pertains to logs generated by a system.
a record file
A general term for a file containing records of any kind.
a transaction log
Describes a log that records transactions, often in databases.
an audit trail
Implies a log used for auditing and tracking activities.
a data log
A file specifically containing logged data.
a journal file
Similar to a log, often used for recording system activities.
an activity log
Focuses on logging user or system activities.
a history file
A file that keeps track of past events or actions.
a trace file
Used for tracing the execution of a program or system.
FAQs
How can I use "a log file" for debugging?
Use "a log file" to trace the execution flow of your application, identify error messages, and pinpoint the source of issues. Analyzing the timestamps can help understand the sequence of events leading to a problem.
What information is typically stored in "a log file"?
The contents of "a log file" vary, but it often includes timestamps, event types, user actions, error messages, and system status information. This data helps track application behavior and diagnose problems.
What are some alternatives to "a log file"?
You can use alternatives like "an event log", "a system log", or "a record file" depending on the context.
How do I analyze the data contained in "a log file"?
Tools like log analyzers, text editors, or custom scripts can be used to parse and analyze "a log file". Consider using specialized software for large or complex log files to automate the process.
Editing plus AI, all in one place.
Stop switching between tools. Your AI writing partner for everything—polishing proposals, crafting emails, finding the right tone.
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
87%
Authority and reliability
4.5/5
Expert rating
Real-world application tested