40 lines
1.3 KiB
Go
40 lines
1.3 KiB
Go
// Copyright 2023 PingCAP, Inc.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package logutil
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import (
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"time"
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"github.com/pingcap/tidb/pkg/util/logutil"
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"go.uber.org/zap"
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)
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// StatsLogger with category "stats" is used to log statistic related messages.
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// Do not use it to log the message that is not related to statistics.
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func StatsLogger() *zap.Logger {
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return logutil.BgLogger().With(zap.String("category", "stats"))
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}
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var (
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sampleLoggerFactory = logutil.SampleLoggerFactory(5*time.Minute, 1, zap.String(logutil.LogFieldCategory, "stats"))
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)
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// SingletonStatsSamplerLogger with category "stats" is used to log statistic related messages.
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// It is used to sample the log to avoid too many logs.
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// Do not use it to log the message that is not related to statistics.
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func SingletonStatsSamplerLogger() *zap.Logger {
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return sampleLoggerFactory()
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}
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