constants.go

/*
Copyright 2026 The llm-d Authors.

Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at

    http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/

package scheduling

// TracerScope is the OTel instrumentation scope for spans emitted by the
// scheduling engine.
const TracerScope = "llm-d-router/pkg/epp/scheduling"

// maxTracedEndpointScores bounds how many of the highest-scoring endpoints are
// recorded on the picker span. Candidate sets can reach production fleet sizes
// (~100 pods); the strongest few carry the signal for why an endpoint was picked.
const maxTracedEndpointScores = 5