Machine/bender: Difference between revisions
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== Info == | |||
Bender and [[Machine/papert | Papert]] are two twin blade servers donated to Sugar Labs in 2021. | |||
Bender is our primary KVM host, while Papert is a hot standby and [[Service/backup|backup]] machine. | |||
== Hostnames == | == Hostnames == | ||
* bender.sugarlabs.org | * bender.sugarlabs.org | ||
* papert.sugarlabs.org | |||
== Machines == | |||
* [[Machine/lightwave]], [[Service/Nameservers]], | |||
* [[Machine/weblate]], with [[Service/Weblate]], or https://weblate.sugarlabs.org and https://translate.sugarlabs.org | |||
== Hardware == | == Hardware == | ||
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* 64GB RAM | * 64GB RAM | ||
* 2TB NVMe SSD | * 2TB NVMe SSD | ||
[[Image:BenderRacked.jpg|thumb|320px]] | |||
== Admins == | == Admins == | ||
* [[User:MrBIOS|Alex Perez]], MrBIOS on #sugar Libera.chat IRC network | * [[User:MrBIOS|Alex Perez]], MrBIOS on #sugar Libera.chat IRC network | ||
* [[User:Bernie|Bernie Innocenti]], bernie on | * [[User:Bernie|Bernie Innocenti]], @bernie:matrix.org on Sugar Systems | ||
== Hosting == | |||
[[Image:SonicColo.jpg|thumb|320px]] | |||
Hosted by Sonic in Santa Rosa CA | |||
== Network configuration == | == Network configuration == | ||
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=== IPv4 === | === IPv4 === | ||
Bender | Bender and Papert are globally accessible through a public, static IPv4 address | ||
Sonic assigned a /28 network to Sugar Labs. IP assignments are managed in our DNS configuration. Search for "Sonic IP pool" in <code>masters/sugarlabs.org.zone</code>. | |||
* Usable IPv4 addresses: 192.184.220.210 ~ 192.184.220.222 (13 addresses) | |||
* Subnet Mask: 255.255.255.240 | |||
* Default Gateway: 192.184.220.209 | |||
* DNS: 8.8.8.8, 8.8.4.4 | |||
=== IPv6 === | === IPv6 === | ||
IPv6 configuration is | IPv6 configuration is a bit weird. | ||
* Public block: 2001:5a8:601:f::/64 | |||
* Sonic gateway: 2001:5a8:5:3a::15:0/127 | |||
* Transport IP: 2001:5a8:5:3a::15:1/127 | |||
The gateway is configured to route all traffic for our netblock to the transport IP, which is currently assigned to bender. | |||
=== Bridges === | === Bridges === | ||
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Virtual machines are KVM guests managed with libvirt. | Virtual machines are KVM guests managed with libvirt. | ||
=== Storage | === Storage === | ||
All virtual disks come from a pool backed by the main LVM VG: | All virtual disks come from a pool backed by the main LVM VG: | ||
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Allocation: 250.00 GiB | Allocation: 250.00 GiB | ||
Available: 1.40 TiB | Available: 1.40 TiB | ||
Disks assigned to VMs will appear here: | |||
virsh # vol-list nvme-pool | |||
Name Path | |||
----------------------------------------- | |||
aslo1-root /dev/nvme-pool/aslo1-root | |||
aslo1-srv /dev/nvme-pool/aslo1-srv | |||
backup /dev/nvme-pool/backup | |||
Disks can be created, listed and deleted using the vol-* commands: | |||
virsh # vol-create-as nvme-pool testvm-root 20G | |||
Vol testvm-root created | |||
virsh # vol-info testvm-root --pool nvme-pool | |||
Name: testvm-root | |||
Type: block | |||
Capacity: 20.00 GiB | |||
Allocation: 20.00 GiB | |||
virsh # vol-delete testvm-root --pool nvme-pool | |||
Vol testvm-root deleted | |||
'''NOTE''': avoid allocating large VM volumes as image file within the host's root filesystem, as they're slow and hard to manage. It's ok to use images for test VMs. | |||