---
name: sysadmin-health
description: Comprehensive health check on Arch Linux workstation. Use when asked about system health, disk space, memory, updates, or services.
allowed-tools:
  - Bash
  - Read
---

# Sysadmin Health Check Skill

Performs a comprehensive health check on the local Arch Linux workstation.

## Quick Command

```bash
~/.claude/skills/sysadmin-health/scripts/health-check.sh
```

Or run individual checks:

```bash
# Resources
df -h / /home
free -h
uptime

# Packages
checkupdates | wc -l
yay -Qua | wc -l
pacman -Qtdq | wc -l

# Services
systemctl --failed
systemctl --user --failed

# Logs
journalctl -p err --since "24 hours ago" -n 10
```

## Checks Performed

| Category | Checks |
|----------|--------|
| **Resources** | Disk, memory, swap, CPU load |
| **Packages** | Pacman updates, AUR updates, orphans |
| **Services** | Failed systemd services (system + user) |
| **Security** | Recent logins, failed SSH attempts |
| **Logs** | Recent errors in journal |

## Output Format

Report as structured summary:
- **Overall health**: healthy/warning/critical
- **Resource usage**: disk %, memory %
- **Pending updates**: count
- **Failed services**: list
- **Issues found**: with recommendations

## Thresholds

| Metric | Warning | Critical |
|--------|---------|----------|
| Disk usage | >80% | >95% |
| Memory usage | >80% | >95% |
| Pending updates | >20 | >50 |
| Failed services | any | any critical |

## Autonomy

Read-only - runs without confirmation.