lsof VS Atop

Which is more popular?

Command Line Tools popularity: 17% vs 83%
alternatives listed: 22 vs 44

Base details

Website, pricing, platforms and company facts side by side.

	l lsof	Atop
Website	people.freebsd.org	atoptool.nl
Listed in	Monitoring Tools Command Line Tools Performance Monitoring Accounting +1	Monitoring Tools Command Line Tools OS & Utilities Performance Monitoring +1

Features and specs

What each product offers, as listed by its team.

l

lsof 0 features

Atop 5 features

No features have been listed yet.

Comprehensive Monitoring
Atop provides detailed and extensive monitoring of various system resources such as CPU, memory, disk and network, allowing for thorough performance analysis.
Historical Data
It supports logging of system activity, enabling users to view historical data which aids in identifying trends and anomalies over time.
Lightweight
Designed to be efficient, Atop typically has a low resource footprint which makes it suitable for environments where resource usage needs to be minimal.
Real-Time Reporting
Offers real-time updates on system performance metrics, allowing administrators to quickly respond to system load issues.
User-Friendly Interface
Despite its depth, the tool presents a clear and understandable interface that simplifies the process of monitoring complex system data.

Possible disadvantages

Learning Curve
New users might find Atop initially challenging due to its extensive features and options, requiring a learning period to fully utilize its capabilities.
Limited Visualization
While Atop provides detailed data, its visual representation might not be as advanced or customizable as some other monitoring tools which offer graphical dashboards.
Non-Intuitive for Inexperienced Users
Users without significant technical expertise might find the command-line interface less intuitive compared to more graphical monitoring solutions.
Configuration Complexity
Setting up and customizing Atop can be complex and time-consuming, possibly requiring additional scripting or configuration knowledge.
OS Compatibility
Atop is predominantly designed for Linux systems, which can limit its use in environments where multiple operating systems need to be monitored.

Analysis

An editorial look at what each product does well and who it suits.

l

lsof

Atop

Overall verdict

lsof (List Open Files) is a mature, battle-tested Unix/Linux utility that reliably reveals which files, sockets, and resources are opened by processes, making it an indispensable diagnostic tool for system administrators and developers.

Why this product is good

Provides comprehensive visibility into open files, network sockets, pipes, and devices tied to running processes
Extremely useful for troubleshooting 'device busy' errors, port conflicts, and locating processes holding onto deleted files
Highly portable across many Unix-like systems including FreeBSD, Linux, macOS, and Solaris
Long history of stable, well-maintained releases with extensive documentation and community support
Powerful filtering options let you query by user, process, port, file, or network connection

Recommended for

System administrators diagnosing resource and file-locking issues
Developers debugging network connections and socket usage
Security professionals investigating suspicious process activity and open network ports
Anyone needing to identify which process is using a specific file, directory, or port before unmounting or killing

No analysis of Atop yet.

Videos

Walkthroughs and reviews on video.

l

lsof 2 videos + Add

Atop 3 videos + Add

8 Basic lsof Commands Every Sysadmin Needs to Know

Category popularity

How often each product is chosen within a category, 0–100% relative to the other.

Score bands 0–20 21–40 41–50 51–60 61–100

l

lsof

Atop

17% 17%

Command Line Tools

83% 83%

12% 12%

Monitoring Tools

88% 88%

25% 25%

Performance Monitoring

75% 75%

100% 100%

Accounting

0% 0%

User comments

Share your experience with using lsof and Atop. For example, how are they different and which one is better?

Alternatives to lsof and Atop

When comparing lsof and Atop, you can also consider the following products.

htop
htop - an interactive process viewer for Unix. This is htop, an interactive process viewer for Unix systems. It is a text-mode application (for console or X terminals) and requires ncurses. Latest release: htop 2.

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nmon
This systems administrator, tuner, benchmark tool gives you a huge amount of important performance...

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Sysdig
Sysdig is an open source, system-level exploration that capture system state and activity from a running Linux instance, then save, filter and analyze.

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v

vtop
vtop is a graphical command-line tool that uses unicode braille to chart CPU and memory usage.

Compare vtop to lsof or Atop:

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psutil
psutil is a module providing an interface for retrieving information on all running processes and...

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GrandTotal
Create invoices and estimates on your Mac

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Compare lsof VS Atop and see what are their differences