Before installing OtterScale, ensure your environment meets the following specifications.
| Component | Requirement |
|---|
| OS | Ubuntu 24.04 LTS (Required) |
| Resource | Minimum Requirement |
|---|
| Memory | 8 GB RAM |
| Disk Space | 100 GB available storage |
- Connectivity: At least one network interface with external internet access.
- Bridge Configuration: The installation script checks for a network bridge named
br-otters.
- Existing: If found, it will be used automatically.
- Missing: You will be prompted to select an existing bridge or create a new one.
The installation process requires outbound access to various external services. Please whitelist the following domains and ports.
| Service Group | Port(s) | Domains |
|---|
| Canonical Services | TCP 443 (HTTPS)
TCP 80 (HTTP)* | api.charmhub.io, api.jujucharms.com, changelogs.ubuntu.com, charmhub.io, cloud-images.ubuntu.com, maas.ubuntu.com, images.maas.io*, juju.is, jaas.ai, streams.canonical.com, objects.githubusercontent.com, contracts.canonical.com |
| Snap Store | TCP 443 | snapcraft.io, api.snapcraft.io, storage.snapcraftcontent.com, *.cdn.snapcraftcontent.com |
| Ubuntu Repos | TCP 443, 80 | archive.ubuntu.com, security.ubuntu.com, esm.ubuntu.com, ports.ubuntu.com, tw.archive.ubuntu.com |
| GitHub & OtterScale | TCP 443, 80 | otterscale.github.io, otterscale.com, github.com, raw.githubusercontent.com |
| Registry | Port | Domains |
|---|
| Kubernetes | TCP 443 | registry.k8s.io, k8s.gcr.io, ghcr.io, storage.googleapis.com, d39mqg4b1dx9z1.cloudfront.net |
| Docker Hub | TCP 443 | docker.io, hub.docker.com, auth.docker.io, registry-1.docker.io, production.cloudflare.docker.com, *.r2.cloudflarestorage.com |
| NVIDIA | TCP 443 | nvcr.io |
| Red Hat / Quay | TCP 443 | registry.redhat.io, quay.io, registry.access.redhat.com |
| Others | TCP 443 | registry.cn-hangzhou.aliyuncs.com |
| Category | Port | Domains |
|---|
| HuggingFace | TCP 443 | huggingface.co, cdn-lfs.huggingface.co, cdn.huggingface.co |
| Istio | TCP 443 | istio.io |
| Helm Charts | TCP 443 | charts.jetstack.io, charts.bitnami.com, open-feature.github.io, prometheus-community.github.io, project-hami.github.io, helm.ngc.nvidia.com, llm-d.ai |
