Agent skill

lsof

Enhanced lsof interface for viewing open files with TUI support and structured data exports (TSV, CSV). Core Scenario: When the user needs to identify which files are open by which processes, supporting interactive search.

Stars 19
Forks 4

Install this agent skill to your Project

npx add-skill https://github.com/x-cmd/skill/tree/main/data/x-cmd/lsof

SKILL.md

lsof - List Open Files Enhancement

The lsof module provides a more intuitive way to interact with the system's open file list. It supports an interactive TUI for exploration and allows exporting results in common data formats.

When to Activate

  • When investigating file locking issues or identifying process ownership of files.
  • When performing interactive searches of open files using FZF.
  • When exporting open file data to CSV or TSV for script processing.
  • When needing thread-level details (--task) for open files.

Core Principles & Rules

  • Interactive TUI: Automatically displays a TUI when connected to a terminal; otherwise, defaults to TSV.
  • Data-Centric: Use --csv or --tsv when the output is intended for automation or external analysis.
  • Searchable: Leverage the fz subcommand for fast interactive filtering.

Patterns & Examples

Interactive Search

bash
# Interactively search and view open files via FZF
x lsof fz

Export to CSV

bash
# Output current open files as a CSV for processing
x lsof --csv

View Thread Info

bash
# Display task (thread) IDs and names for open files
x lsof --task

Checklist

  • Confirm if the user needs an interactive view or a static data export.
  • Verify if thread-level information is required.
  • Ensure the correct export format (CSV/TSV) is selected if needed.

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