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FAQ

Installation

Install Gateway API

Via kpanda Helm Template

gateway-api-helm-charts

install-gateway-api

Via Online Installation

GATEWAY_API_VERSION=v1.5.0
kubectl apply --server-side -f https://github.com/kubernetes-sigs/gateway-api/releases/download/${GATEWAY_API_VERSION}/standard-install.yaml

Install agent-gateway

AGW_VERSION=v1.0.0-alpha.4
helm upgrade -i --create-namespace --namespace agentgateway-system --version $AGW_VERSION agentgateway-crds oci://cr.agentgateway.dev/charts/agentgateway-crds
helm upgrade -i --namespace agentgateway-system --version $AGW_VERSION agentgateway oci://cr.agentgateway.dev/charts/agentgateway --set inferenceExtension.enabled=true

Install LWS

VERSION=v0.8.0
helm install lws https://github.com/kubernetes-sigs/lws/releases/download/$VERSION/lws-chart-$VERSION.tgz --namespace lws-system --create-namespace

inferencepools CRD Conflict During Installation

You can skip the inferencepools CRD installation by adding the --skip-crds parameter:

export INFERX_CHART_VERSION=0.1.0-xxx
helm -n public upgrade --install qwen3-06b inferx/inferx --version $INFERX_CHART_VERSION --skip-crds -f manifests/examples/inference-scheduling/values-single-vgpu.yaml

Service Unavailable

When Using HAMI & PD Disaggregation, Decode Pod Cannot Be Scheduled Due to SidecarContainers Feature Not Enabled

The error message is as follows:

Warning  FailedScheduling  2m56s                hami-scheduler  0/1 nodes are available: 1 Pod has a restartable init container and the SidecarContainers feature is disabled. preemption: 0/1 nodes are available: 1 Preemption is not helpful for scheduling..

The kube-scheduler image version in the current cluster's nvidia-vgpu-hami-scheduler Pod is too low and does not support the SidecarContainers feature. Upgrade the image version to 1.29 or higher.

HTTPRoute Error: Group inference.networking.k8s.io or inference.networking.x-k8s.io Not Supported

The error message is as follows:

message: 'referencing unsupported backendRef: group "inference.networking.k8s.io"  kind "InferencePool"'
reason: InvalidKind
  1. Confirm the GAIE (Gateway API Inference Extension) version supported by gatewayClass:

    • inference.networking.k8s.io
    • inference.networking.x-k8s.io
  2. Enable the GAIE feature:

    • For istio installed via mspider, refer to Enable Istio GAIE Feature in Cluster for configuration
    • For istio or agent-gateway installed via other methods, refer to community documentation to enable the GAIE feature

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