vixy
7901088155
- EliteDesk: 240x320 color ST7789 via Pico (Day 32 design)
- Pi: 128x64 mono SSD1306 horizontal bars (Day 85 redesign)
🦊 Built with love by Vixy
68 lines
2.0 KiB
Markdown
68 lines
2.0 KiB
Markdown
# Pi Cluster Display
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128x64 monochrome OLED status display for Raspberry Pi k3s worker nodes.
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## Display Layout
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```
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┌────────────────────────────────────────┐
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│ pi1 ●● 168h● │
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│────────────────────────────────────────│
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│ CPU ████████░░░░░░░░░░░░░░░░░░ 24% │
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│ MEM ██████████████░░░░░░░░░░░░ 45% │
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│ TMP ████████████░░░░░░░░░░░░░░ 52° │
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│────────────────────────────────────────│
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│ ● OK │
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└────────────────────────────────────────┘
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●● = Both pods running (2/2)
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●○ = One pod down (1/2)
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○○ = Both pods down (0/2)
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● OK = All metrics healthy
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◐ WARN = CPU>70% or MEM>75% or TEMP>65°C
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○ CRIT = CPU>90% or MEM>90% or TEMP>80°C
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```
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## Wiring
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```
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SSD1306 OLED Raspberry Pi
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------------ ------------
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VCC → 3V3 (pin 1)
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GND → GND (pin 6)
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SDA → GPIO2 / SDA (pin 3)
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SCL → GPIO3 / SCL (pin 5)
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```
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## Quick Install
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```bash
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sudo ./daemon/install.sh
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```
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## Manual Install
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```bash
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# Dependencies
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sudo apt install -y python3-pip python3-pil python3-psutil i2c-tools
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pip3 install luma.oled --break-system-packages
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# Enable I2C
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sudo raspi-config # Interface Options → I2C → Enable
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# Test
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i2cdetect -y 1 # Should show 3c or 3d
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# Run
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python3 daemon/pi_stats_display.py
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```
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## Thresholds
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| Metric | Warning | Critical |
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|--------|---------|----------|
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| CPU | 70% | 90% |
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| Memory | 75% | 90% |
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| Temp | 65°C | 80°C |
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