76 lines
2.2 KiB
Go
76 lines
2.2 KiB
Go
// Copyright 2022 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 executor
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import (
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"context"
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"sync/atomic"
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"github.com/pingcap/errors"
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"github.com/pingcap/tidb/sessionctx"
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"github.com/pingcap/tidb/statistics"
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"github.com/pingcap/tidb/statistics/handle"
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"github.com/pingcap/tidb/util/dbterror/exeerrors"
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"github.com/pingcap/tidb/util/logutil"
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"go.uber.org/zap"
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)
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type analyzeSaveStatsWorker struct {
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resultsCh <-chan *statistics.AnalyzeResults
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sctx sessionctx.Context
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errCh chan<- error
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killed *uint32
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}
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func newAnalyzeSaveStatsWorker(
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resultsCh <-chan *statistics.AnalyzeResults,
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sctx sessionctx.Context,
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errCh chan<- error,
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killed *uint32) *analyzeSaveStatsWorker {
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worker := &analyzeSaveStatsWorker{
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resultsCh: resultsCh,
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sctx: sctx,
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errCh: errCh,
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killed: killed,
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}
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return worker
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}
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func (worker *analyzeSaveStatsWorker) run(ctx context.Context, analyzeSnapshot bool) {
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defer func() {
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if r := recover(); r != nil {
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logutil.BgLogger().Error("analyze save stats worker panicked", zap.Any("recover", r), zap.Stack("stack"))
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worker.errCh <- getAnalyzePanicErr(r)
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}
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}()
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for results := range worker.resultsCh {
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if atomic.LoadUint32(worker.killed) == 1 {
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worker.errCh <- errors.Trace(exeerrors.ErrQueryInterrupted)
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return
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}
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err := handle.SaveTableStatsToStorage(worker.sctx, results, analyzeSnapshot, handle.StatsMetaHistorySourceAnalyze)
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if err != nil {
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logutil.Logger(ctx).Error("save table stats to storage failed", zap.Error(err))
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finishJobWithLog(worker.sctx, results.Job, err)
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worker.errCh <- err
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} else {
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finishJobWithLog(worker.sctx, results.Job, nil)
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}
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if err != nil {
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return
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}
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}
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}
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