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https://gitee.com/milvus-io/milvus.git
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66 lines
2.0 KiB
Go
66 lines
2.0 KiB
Go
// Licensed to the LF AI & Data foundation under one
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// or more contributor license agreements. See the NOTICE file
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// distributed with this work for additional information
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// regarding copyright ownership. The ASF licenses this file
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// to you under the Apache License, Version 2.0 (the
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// "License"); you may not use this file except in compliance
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// with the License. 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 index
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import (
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"context"
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"sync"
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"go.uber.org/zap"
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"github.com/milvus-io/milvus/pkg/v2/config"
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"github.com/milvus-io/milvus/pkg/v2/log"
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"github.com/milvus-io/milvus/pkg/v2/util/conc"
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"github.com/milvus-io/milvus/pkg/v2/util/paramtable"
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)
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var (
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vecIndexBuildPool *conc.Pool[any]
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vecIndexBuildPoolInitOnce sync.Once
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)
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func initVecIndexBuildPool() {
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pt := paramtable.Get()
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initPoolSize := pt.DataNodeCfg.MaxVecIndexBuildConcurrency.GetAsInt()
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vecIndexBuildPool = conc.NewPool[any](
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initPoolSize,
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)
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watchKey := pt.DataNodeCfg.MaxVecIndexBuildConcurrency.Key
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pt.Watch(watchKey, config.NewHandler(watchKey, resizeVecIndexBuildPool))
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log.Info("init vector index building pool done", zap.Int("size", initPoolSize))
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}
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func resizeVecIndexBuildPool(evt *config.Event) {
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if evt.HasUpdated {
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newSize := paramtable.Get().DataNodeCfg.MaxVecIndexBuildConcurrency.GetAsInt()
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log := log.Ctx(context.Background()).With(zap.Int("newSize", newSize))
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err := GetVecIndexBuildPool().Resize(newSize)
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if err != nil {
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log.Warn("failed to resize pool", zap.Error(err))
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return
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}
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log.Info("vector index building pool resize successfully")
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}
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}
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func GetVecIndexBuildPool() *conc.Pool[any] {
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vecIndexBuildPoolInitOnce.Do(initVecIndexBuildPool)
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return vecIndexBuildPool
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}
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