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lsof VS ftrace

Compare lsof VS ftrace and see what are their differences

l
lsof

Lsof lists open files for running UNIX processes. It is a

Rating
0 reviews
Alternatives Is it good?
ftrace

A function tracer for the Linux kernel.

Rating
0 reviews
Alternatives Is it good?
Netumo
Ensure healthy website performance, uptime, and free from vulnerabilities. Automatic checks for SSL Certificates, domains and monitor issues with your websites all from one console and get instant notifications on any issues. sponsored

Which is more popular?

Performance Monitoring popularity
100% vs 0%
alternatives listed
22 vs 15

Base details

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

l
lsof
ftrace
Website people.freebsd.org elinux.org
Listed in
Monitoring Tools Command Line Tools Performance Monitoring Accounting +1
IDE OS & Utilities Software Development Monitoring Tools +1

Features and specs

What each product offers, as listed by its team.

l
lsof 0 features
ftrace 5 features

No features have been listed yet.

  • Function Tracing
    ftrace provides a robust function tracing capability that allows developers to track function calls within the Linux kernel. This helps in identifying performance bottlenecks and debugging complex issues.
  • Dynamic Tracing
    It supports dynamic tracing, which means that trace points can be added or removed at runtime without needing to reboot or recompile the kernel, offering flexibility and reducing downtime.
  • Performance Analysis
    ftrace can be used for detailed performance analysis, helping to monitor system performance and resource usage, which is crucial for optimizing system behavior.
  • Lightweight
    ftrace is designed to be lightweight, ensuring minimal performance overhead on the system, which is an essential feature for maintaining system stability and performance during tracing.
  • Wide Adaptability
    It's widely adaptable across different architectures and is included in the Linux kernel, making it a versatile tool for Linux developers.

Possible disadvantages

  • Complexity
    Setting up and using ftrace can be complex, especially for beginners, due to its extensive options and configurations which might require a steep learning curve.
  • Limited User-space Tracing
    ftrace primarily focuses on kernel space, which means its capabilities for tracing user-space applications are limited compared to some other tools.
  • Potential for Large Data Volume
    The tool can generate a large amount of trace data, which can be overwhelming to manage and analyze, requiring efficient data handling and filtering techniques.
  • Kernel Version Dependent
    Since ftrace features are closely tied to the kernel version, using the latest functionalities requires updating to the latest kernel, which may not always be feasible in production environments.
  • Security Concerns
    Enabling tracing can potentially expose sensitive information or alter the system's behavior, raising security concerns if not properly managed.

Analysis

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

l
lsof
ftrace

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 ftrace yet.

Videos

Walkthroughs and reviews on video.

l
lsof 2 videos + Add
ftrace 0 videos + Add

8 Basic lsof Commands Every Sysadmin Needs to Know

More videos

  • - HakTip - Network monitoring in Linux with lsof

No ftrace videos yet. You could help us improve this page by suggesting one.

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
ftrace
100% 100%
Performance Monitoring
0% 0%
0% 0%
OS & Utilities
100% 100%
57% 57%
Monitoring Tools
43% 43%
0% 0%
Software Development
100% 100%

User comments

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Alternatives to lsof and ftrace

When comparing lsof and ftrace, 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.

    Compare htop to lsof or ftrace:

    htop vs lsof htop vs ftrace
  • DTrace

    DTrace is a performance analysis and troubleshooting tool for Solaris, Mac OS X and FreeBSD.

    Compare DTrace to lsof or ftrace:

    DTrace vs lsof DTrace vs ftrace
  • 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.

    Compare Sysdig to lsof or ftrace:

    Sysdig vs lsof Sysdig vs ftrace
  • strace

    Trace system calls and signals. A diagnostic, debugging and instructional userspace utility.

    Compare strace to lsof or ftrace:

    strace vs lsof strace vs ftrace
  • v
    vtop

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

    Compare vtop to lsof or ftrace:

    vtop vs lsof vtop vs ftrace
  • perf

    Perf is a simple app monitoring solution paired with meaningful alerts.

    Compare perf to lsof or ftrace:

    perf vs lsof perf vs ftrace
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