92 lines
3.0 KiB
Go
92 lines
3.0 KiB
Go
// Copyright 2023 PingCAP, Inc.
|
|
//
|
|
// 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 domain
|
|
|
|
import (
|
|
"context"
|
|
"net"
|
|
"strconv"
|
|
"time"
|
|
|
|
"github.com/pingcap/tidb/pkg/domain/infosync"
|
|
"github.com/pingcap/tidb/pkg/metrics"
|
|
"github.com/pingcap/tidb/pkg/resourcegroup/runaway"
|
|
"github.com/pingcap/tidb/pkg/util"
|
|
"github.com/pingcap/tidb/pkg/util/logutil"
|
|
"github.com/tikv/client-go/v2/tikv"
|
|
pd "github.com/tikv/pd/client"
|
|
rmclient "github.com/tikv/pd/client/resource_group/controller"
|
|
"go.uber.org/zap"
|
|
)
|
|
|
|
const (
|
|
runawayWatchSyncInterval = time.Second
|
|
runawayLoopLogErrorIntervalCount = 1800
|
|
)
|
|
|
|
func (do *Domain) initResourceGroupsController(ctx context.Context, pdClient pd.Client, uniqueID uint64) error {
|
|
if pdClient == nil {
|
|
logutil.BgLogger().Warn("cannot setup up resource controller, not using tikv storage")
|
|
// return nil as unistore doesn't support it
|
|
return nil
|
|
}
|
|
|
|
control, err := rmclient.NewResourceGroupController(ctx, uniqueID, pdClient, nil, rmclient.WithMaxWaitDuration(runaway.MaxWaitDuration))
|
|
if err != nil {
|
|
return err
|
|
}
|
|
control.Start(ctx)
|
|
serverInfo, err := infosync.GetServerInfo()
|
|
if err != nil {
|
|
return err
|
|
}
|
|
serverAddr := net.JoinHostPort(serverInfo.IP, strconv.Itoa(int(serverInfo.Port)))
|
|
do.runawayManager = runaway.NewRunawayManager(control, serverAddr,
|
|
do.sysSessionPool, do.exit, do.infoCache, do.ddl)
|
|
do.resourceGroupsController = control
|
|
tikv.SetResourceControlInterceptor(control)
|
|
return nil
|
|
}
|
|
|
|
func (do *Domain) runawayStartLoop() {
|
|
defer util.Recover(metrics.LabelDomain, "runawayStartLoop", nil, false)
|
|
runawayWatchSyncTicker := time.NewTicker(runawayWatchSyncInterval)
|
|
count := 0
|
|
var err error
|
|
logutil.BgLogger().Info("try to start runaway manager loop")
|
|
for {
|
|
select {
|
|
case <-do.exit:
|
|
return
|
|
case <-runawayWatchSyncTicker.C:
|
|
// Due to the watch and watch done tables is created later than runaway queries table
|
|
err = do.runawayManager.UpdateNewAndDoneWatch()
|
|
if err == nil {
|
|
logutil.BgLogger().Info("preparations for the runaway manager are finished and start runaway manager loop")
|
|
do.wg.Run(do.runawayManager.RunawayRecordFlushLoop, "runawayRecordFlushLoop")
|
|
do.wg.Run(do.runawayManager.RunawayWatchSyncLoop, "runawayWatchSyncLoop")
|
|
do.runawayManager.MarkSyncerInitialized()
|
|
return
|
|
}
|
|
}
|
|
if count %= runawayLoopLogErrorIntervalCount; count == 0 {
|
|
logutil.BgLogger().Warn(
|
|
"failed to start runaway manager loop, please check whether the bootstrap or update is finished",
|
|
zap.Error(err))
|
|
}
|
|
count++
|
|
}
|
|
}
|