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NightStack

OpenStack cluster in a nightstand built out of used laptops, used for experimentation.

Objectives

  • Silent
  • Limited power comsumption and heat production
  • Discrete appearance
  • Sufficiently capable performance
  • Portable enough to be carried by single person
  • No high-availability requirements on hardware

Photos

See OneDrive album https://1drv.ms/a/s!Asv2q6XGbXXnjcFvja_AwGJesQhlCg

Hardware

Layout

Specifications

Name Device CPU RAM Storage Networking Description
SRV-01 Lenovo ThinkPad Twist s230u Intel Core i5 3317U 4 GB 256 GB SSD (mSATA) 1x Onboard Gigabit Ethernet, 1x USB 3.0 Gigabit Ethernet OpenStack Control Node
SRV-02 Dell Inspiron E6330 Intel Core i5 3320M 8 GB 60 GB SSD (SATA), 500 GB HDD (SATA) 1x Onboard Gigabit Ethernet, 1x USB 3.0 Gigabit Ethernet OpenStack Worker Node
SRV-03 Dell Inspiron E6330 Intel Core i5 3340M 8 GB 60 GB SSD (SATA), 320 GB HDD (SATA) 1x Onboard Gigabit Ethernet, 1x USB 3.0 Gigabit Ethernet OpenStack Worker Node
SRV-04 Dell Inspiron E6330 Intel Core i5 3340M 8 GB 60 GB SSD (SATA), 320 GB HDD (SATA) 1x Onboard Gigabit Ethernet, 1x USB 3.0 Gigabit Ethernet OpenStack Worker Node
SRV-05 Dell Inspiron E6330 Intel Core i5 3340M 8 GB 60 GB SSD (SATA), 320 GB HDD (SATA) 1x Onboard Gigabit Ethernet, 1x USB 3.0 Gigabit Ethernet OpenStack Worker Node
SRV-06 Dell Inspiron E6330 Intel Core i5 3320M 8 GB 60 GB SSD (SATA), 320 GB HDD (SATA) 1x Onboard Gigabit Ethernet, 1x USB 3.0 Gigabit Ethernet OpenStack Worker Node
RPI-01 Raspberry Pi 3 Model B Broadcom BCM2837 1 GB 16 GB SD Card 1x Onboard 100 MBit Ethernet Physical control Node
AP-01 GL.iNet microuter-N300 MediaTek MTK7628NN 64 MB 8 MB Flash 1x Onboard 100 MBit Ethernet, IEEE 802.11b/g/n 300Mbps Wi-Fi Access Point
SW-01 Linksys LGS326 N.a. N.a. N.a. 26x Gigabit Ethernet Network Switch

Documentation

Name Uri
Dell E6330 electrical diagrams compal_la-7741p_r0.1_schematics.pdf
Linksys LGS326 manual ManLgs308Lgs318Lgs326Lgs308PLgs318PLgs326P882001844Revb01En

Front Panel

Functionality

Name Description
BTN1 Soft power on/off
BTN2 Unused
BTN3 Unused
LED1 SRV-01 status
LED2 SRV-02 status
LED3 SRV-03 status
LED4 SRV-04 status
LED5 SRV-05 status
LED6 SRV-06 status
LED7 Temperature
LED8 SW-01 status
LED9 AP-01 status
LED10 RPI-01 status

LED Status Pattern

Status Pattern
Off ----------
Starting -----+++++
Stopping -----+++++
On/Ok --++++++++
Error ---++---++

Rapsberry Pi 3 GPIO Header Pin Assignment

                                                                 ---- ----
3v3 === cable 1, lead 1 === blue-white ==<< <<===== 3V3 ========| 01 | 02 |
                                                                 ---- ----
BTN1 == cable 1, lead 2 === blue ========<< <<===== GPIO2 ======| 03 | 04 |
                                                                 ---- ----
BTN2 == cable 1, lead 3 === orange-white =<< <<==== GPIO3 ======| 05 | 06 |
                                                                 ---- ----
1WIRE = cable 1, lead 4 === orange =======<< <<==== GPIO4 ======| 07 | 08 |
                                                                 ---- ----
GND === cable 1, lead 5 === green-white ==<< <<==== GPIO5 ======| 09 | 10 |
                                                                 ---- ----
BTN3 == cable 1, lead 6 === green ========<< <<==== GPIO17 =====| 11 | 12 |
                                                                 ---- ----
LED1 == cable 1, lead 7 === brown-white ==<< <<==== GPIO27 =====| 13 | 14 |
                                                                 ---- ----
LED2 == cable 1, lead 8 === brown ========<< <<==== GPIO22 =====| 15 | 16 |
                                                                 ---- ----
                                                                | 17 | 18 |
                                                                 ---- ----
LED3 == cable 2, lead 1 === blue-white ===<< <<==== GPIO10 =====| 19 | 20 |
                                                                 ---- ----
LED4 == cable 2, lead 2 === blue =========<< <<==== GPIO9 ======| 21 | 22 |
                                                                 ---- ----
LED5 == cable 2, lead 3 === orange-white =<< <<==== GPIO11 =====| 23 | 24 |
                                                                 ---- ----
                                                                | 25 | 26 |
                                                                 ---- ----
                                                                | 27 | 28 |
                                                                 ---- ----
LED6 == cable 2, lead 4 === orange =======<< <<==== GPIO5 ======| 29 | 30 |
                                                                 ---- ----
LED7 == cable 2, lead 5 === green-white ==<< <<==== GPIO6 ======| 31 | 32 |
                                                                 ---- ----
LED8 == cable 2, lead 6 === green ========<< <<==== GPIO13 =====| 33 | 34 |
                                                                 ---- ----
LED9 == cable 2, lead 7 === brown-white ==<< <<==== GPIO19 =====| 35 | 36 |
                                                                 ---- ----
LED10 = cable 2, lead 8 === brown ========<< <<==== GPIO26 =====| 37 | 38 |
                                                                 ---- ----
                                                                | 39 | 40 |
                                                                 ---- ----

Back Cover Connector

  • Green = +5v Fans Right
  • Green-White = -5v Fans Right
  • Orange = +5v Fans Left
  • Orange-White = -5v Fans Left
  • Brown = VDD DS18B20 Temperature Sensors
  • Brown-White = DQ DS18B20 Temperature Sensors
  • Blue = GND DS18B20 Temperature Sensors
  • Blue-White = Unused

Temperature Sensors

Model 1Wire Address Location
DS18B20 28 6016E9371901 43 intake (h:top d:front w:right)
DS18B20 28 4CA0DF371901 1A intake (h:center d:front w:right)
DS18B20 28 04D8B3371901 1F intake (h:bottom d:front w:center)
DS18B20 28 85A016A8013C 17 exhaust left (h: center: d: back: w: left)
DS18B20 28 3A3816A8013C BD exhaust right (h: center: d: back: w: right)

Software

Operating Systems

Node OS Version
SRV-01 Ubuntu Server 20.04.1 LTS AMD64
SRV-02 Ubuntu Server 20.04.1 LTS AMD64
SRV-03 Ubuntu Server 20.04.1 LTS AMD64
SRV-04 Ubuntu Server 20.04.1 LTS AMD64
SRV-05 Ubuntu Server 20.04.1 LTS AMD64
SRV-06 Ubuntu Server 20.04.1 LTS AMD64
RPI-01 Ubuntu Server 20.04.1 LTS Arm64 Raspberry Pi
AP-01 OpenWrt microuter-N300 V3.102

Network

Layer 1 - Physical

SW-01 Interface Node Interface
1 SRV-01 Onboard LAN
2 SRV-02 Onboard LAN
3 SRV-03 Onboard LAN
4 SRV-04 Onboard LAN
5 SRV-05 Onboard LAN
6 SRV-06 Onboard LAN
7 RPI-01 Onboard LAN
8 AP-01 Onboard LAN
9 Front Panel STOR
10 Front Panel MAN
11 Front Panel PUB2
12 Front Panel PUB3
13 SRV-01 USB LAN
14 SRV-02 USB LAN
15 SRV-03 USB LAN
16 SRV-04 USB LAN
17 SRV-05 USB LAN
18 SRV-06 USB LAN
19 Unused Unused
20 Unused Unused
21 Front Panel USB-ETH1
22 Front Panel USB-ETH2
23 Front Panel PUB1
24 Front Panel USB-ETH3
25 Front Panel WAN
26 Front Panel USB-ETH4

Layer 2 - Virtual LAN (VLAN) Broadcast Domains

Wake-on-Lan (WoL) does not support VLAN tagging and only works for untagged traffic

Name VLAN ID Notes
Default 1 Disabled
WAN 10
Public 20
Management 30
Storage 40
Tenant 1000+n n tenant networks

Layer 2 - Media Access

Node Interface MAC Address WAN (VLAN 10) Public (VLAN 20) Management (VLAN 30) Storage (VLAN 40) Tenant (VLAN 1000+n)
SRV-01 Onboard LAN B8:88:E3:E0:98:9D Forbidden Tagged Untagged Forbidden Tagged
SRV-01 USB LAN 00:E0:4C:6B:6B:6A Forbidden Forbidden Forbidden Untagged Forbidden
SRV-02 Onboard LAN E0:DB:55:E1:CD:98 Forbidden Forbidden Untagged Forbidden Tagged
SRV-02 USB LAN 00:E0:4C:6B:6F:5D Forbidden Forbidden Forbidden Untagged Forbidden
SRV-03 Onboard LAN B8:CA:3A:D3:2C:3B Forbidden Forbidden Untagged Forbidden Tagged
SRV-03 USB LAN 00:E0:4C:6B:6E:A1 Forbidden Forbidden Forbidden Untagged Forbidden
SRV-04 Onboard LAN F0:1F:AF:22:3A:55 Forbidden Forbidden Untagged Forbidden Tagged
SRV-04 USB LAN 00:E0:4C:6B:6A:4E Forbidden Forbidden Forbidden Untagged Forbidden
SRV-05 Onboard LAN F0:1F:AF:2F:2F:9E Forbidden Forbidden Untagged Forbidden Tagged
SRV-05 USB LAN 00:E0:4C:6B:6F:D9 Forbidden Forbidden Forbidden Untagged Forbidden
SRV-06 Onboard LAN D4:BE:D9:87:B8:23 Forbidden Forbidden Untagged Forbidden Tagged
SRV-06 USB LAN 00:E0:4C:6B:6E:BA Forbidden Forbidden Forbidden Untagged Forbidden
RPI-01 Onboard LAN B8:27:EB:49:B0:4C Tagged Tagged Untagged Tagged Forbidden
SW-01 Management 14:91:82:EC:8E:17 Forbidden Forbidden Untagged Forbidden Forbidden
AP-01 Onboard LAN 94:83:C4:04:18:29 Forbidden Forbidden Untagged Tagged Forbidden
Front Panel STOR N.a. Forbidden Forbidden Forbidden Untagged Forbidden
Front Panel MAN N.a. Forbidden Forbidden Untagged Forbidden Forbidden
Front Panel PUB1 N.a. Forbidden Untagged Forbidden Forbidden Forbidden
Front Panel PUB2 N.a. Forbidden Untagged Forbidden Forbidden Forbidden
Front Panel PUB3 N.a. Forbidden Untagged Forbidden Forbidden Forbidden
Front Panel WAN N.a. Untagged Forbidden Forbidden Forbidden Forbidden
Front Panel USB-ETH1 00:0B:05:0E:33:12 Forbidden Forbidden Forbidden Untagged Forbidden
Front Panel USB-ETH2 00:0B:09:15:00:22 Forbidden Forbidden Untagged Forbidden Forbidden
Front Panel USB-ETH3 00:0B:05:0E:33:13 Forbidden Untagged Forbidden Forbidden Forbidden
Front Panel USB-ETH4 00:0B:05:0E:36:09 Forbidden Forbidden Forbidden Forbidden Forbidden

Layer 3 - IPv4 Subnets

Name CIDR Block Subnet Mask Host min Host Max Host count
Public 10.88.0.0/20 255.255.240.0 10.88.0.1 10.88.15.254 4094
Management 10.88.16.0/20 255.255.240.0 10.88.16.1 10.88.31.254 4094
Storage 10.88.32.0/20 255.255.240.0 10.88.32.1 10.88.47.254 4094

Layer 3 - IPv4 Subnet Segments

Name Address from Address to
Public - Static lease 10.88.0.1 10.88.0.254
Public - Floating IPs 10.88.1.1 10.88.1.254
Public - DHCP dynamic 10.88.15.1 10.88.15.254
Management - Static lease 10.88.16.1 10.88.16.254
Management - DHCP dynamic 10.88.31.1 10.88.31.254
Storage - Static lease 10.88.32.1 10.88.32.254
Storage - DHCP dynamic 10.88.47.1 10.88.47.254

Layer 3 - Node Static IP Lease

Node Interface MAC Address Public Subnet Management Subnet Storage Subnet
SRV-01 Onboard LAN B8:88:E3:E0:98:9D 10.88.0.1 10.88.16.1 n.a.
SRV-01 USB LAN 00:E0:4C:6B:6B:6A n.a. n.a. 10.88.32.1
SRV-02 Onboard LAN E0:DB:55:E1:CD:98 10.88.0.2 10.88.16.2 n.a.
SRV-02 USB LAN 00:E0:4C:6B:6F:5D n.a. n.a. 10.88.32.2
SRV-03 Onboard LAN B8:CA:3A:D3:2C:3B 10.88.0.3 10.88.16.3 n.a.
SRV-03 USB LAN 00:E0:4C:6B:6E:A1 n.a. n.a. 10.88.32.3
SRV-04 Onboard LAN F0:1F:AF:22:3A:55 10.88.0.4 10.88.16.4 n.a.
SRV-04 USB LAN 00:E0:4C:6B:6A:4E n.a. n.a. 10.88.32.4
SRV-05 Onboard LAN F0:1F:AF:2F:2F:9E 10.88.0.5 10.88.16.5 n.a.
SRV-05 USB LAN 00:E0:4C:6B:6F:D9 n.a. n.a. 10.88.32.5
SRV-06 Onboard LAN D4:BE:D9:87:B8:23 10.88.0.6 10.88.16.6 n.a.
SRV-06 USB LAN 00:E0:4C:6B:6E:BA n.a. n.a. 10.88.32.6
RPI-01 Onboard LAN B8:27:EB:49:B0:4C 10.88.0.100 10.88.16.100 10.88.32.100
SW-01 Management 14:91:82:EC:8E:17 n.a. 10.88.16.101 n.a.
AP-01 Onboard LAN 94:83:C4:04:18:29 n.a. 10.88.16.102 n.a.