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query_stats.go
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query_stats.go
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// Copyright 2013 The Prometheus 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 stats
// QueryTiming identifies the code area or functionality in which time is spent
// during a query.
type QueryTiming int
// Query timings.
const (
TotalEvalTime QueryTiming = iota
ResultSortTime
QueryPreparationTime
InnerEvalTime
ResultAppendTime
ExecQueueTime
)
// Return a string representation of a QueryTiming identifier.
func (s QueryTiming) String() string {
switch s {
case TotalEvalTime:
return "Total eval time"
case ResultSortTime:
return "Result sorting time"
case QueryPreparationTime:
return "Query preparation time"
case InnerEvalTime:
return "Inner eval time"
case ResultAppendTime:
return "Result append time"
case ExecQueueTime:
return "Exec queue wait time"
default:
return "Unknown query timing"
}
}