system-info

Original：🇺🇸 English

Not Translated

Get system information — OS version, disk usage, memory, running processes, network status. Use when users ask about their computer status or system health.

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Sourceninehills/skills

Added on2026-03-01

NPX Install

npx skill4agent add ninehills/skills system-info

SKILL.md Content

System Info Skill

Gather system information using standard command-line tools.

Commands

bash

# OS version
sw_vers                              # macOS
uname -a                             # Any Unix

# Disk usage
df -h                                # All volumes
du -sh ~/Desktop ~/Documents ~/Downloads  # Common folders

# Memory
vm_stat                              # macOS memory stats
top -l 1 -s 0 | head -12            # Quick system overview

# CPU
sysctl -n machdep.cpu.brand_string   # CPU model
sysctl -n hw.ncpu                    # CPU count

# Running processes (top CPU/memory)
ps aux --sort=-%cpu | head -10       # Top CPU
ps aux --sort=-%mem | head -10       # Top memory

# Network
ifconfig | grep "inet "              # IP addresses
networksetup -getairportnetwork en0  # WiFi network (macOS)
ping -c 1 8.8.8.8                    # Connectivity check

# Battery (MacBook)
pmset -g batt                        # Battery status

# Uptime
uptime

Tips

Use
```
sw_vers
```
for macOS version details
Use
```
system_profiler SPHardwareDataType
```
for full hardware info
Use
```
lsof -i :PORT
```
to check what's running on a port