György Krajcsovits c26a5390aa
perf(tsdb): reuse map of sample types to speed up head appender
While investigating +10% CPU in v3.7 release, found that ~5% is from
expanding the types map. Try reuse.

Also fix a linter error.

Signed-off-by: György Krajcsovits <gyorgy.krajcsovits@grafana.com>
2025-10-06 21:44:34 +02:00

30 lines
893 B
Go

// Copyright 2025 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.
//go:build !goexperiment.synctest && !go1.25
package synctest
import (
"testing"
)
func Test(t *testing.T, _ func(t *testing.T)) {
t.Skip("goexperiment.synctest is not enabled")
}
func Wait() {
// It isn't meant to be called outside of Test().
panic("goexperiment.synctest is not enabled")
}