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https://gitee.com/milvus-io/milvus.git
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2f4a13a7ae
Revert "enhance: reduce many I/O operations while loading disk index (#30189) (#30690)" This reverts commit d4c4bf946b15bc537acd170dfd1d938bea237c7a. Revert "enhance: limit the max pool size to 16 (#30371) (#30415)" This reverts commit 52ac0718f059d4aa45c5908ec8507e6045b24e1f. Revert "enhance: convert the `GetObject` util to async (#30166) (#30197)" This reverts commit 4b7c5baab773366aa8084762e7321130c4f894b7. Signed-off-by: zhenshan.cao <zhenshan.cao@zilliz.com>
101 lines
2.7 KiB
Go
101 lines
2.7 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 segments
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import (
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"math"
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"runtime"
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"sync"
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"go.uber.org/atomic"
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"github.com/milvus-io/milvus/pkg/util/conc"
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"github.com/milvus-io/milvus/pkg/util/hardware"
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"github.com/milvus-io/milvus/pkg/util/paramtable"
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)
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var (
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// Use separate pool for search/query
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// and other operations (insert/delete/statistics/etc.)
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// since in concurrent situation, there operation may block each other in high payload
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sqp atomic.Pointer[conc.Pool[any]]
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sqOnce sync.Once
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dp atomic.Pointer[conc.Pool[any]]
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dynOnce sync.Once
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loadPool atomic.Pointer[conc.Pool[any]]
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loadOnce sync.Once
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)
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// initSQPool initialize
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func initSQPool() {
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sqOnce.Do(func() {
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pt := paramtable.Get()
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pool := conc.NewPool[any](
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int(math.Ceil(pt.QueryNodeCfg.MaxReadConcurrency.GetAsFloat()*pt.QueryNodeCfg.CGOPoolSizeRatio.GetAsFloat())),
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conc.WithPreAlloc(true),
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conc.WithDisablePurge(true),
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)
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conc.WarmupPool(pool, runtime.LockOSThread)
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sqp.Store(pool)
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})
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}
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func initDynamicPool() {
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dynOnce.Do(func() {
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pool := conc.NewPool[any](
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hardware.GetCPUNum(),
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conc.WithPreAlloc(false),
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conc.WithDisablePurge(false),
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conc.WithPreHandler(runtime.LockOSThread), // lock os thread for cgo thread disposal
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)
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dp.Store(pool)
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})
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}
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func initLoadPool() {
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loadOnce.Do(func() {
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pool := conc.NewPool[any](
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hardware.GetCPUNum()*paramtable.Get().CommonCfg.MiddlePriorityThreadCoreCoefficient.GetAsInt(),
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conc.WithPreAlloc(false),
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conc.WithDisablePurge(false),
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conc.WithPreHandler(runtime.LockOSThread), // lock os thread for cgo thread disposal
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)
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loadPool.Store(pool)
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})
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}
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// GetSQPool returns the singleton pool instance for search/query operations.
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func GetSQPool() *conc.Pool[any] {
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initSQPool()
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return sqp.Load()
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}
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// GetDynamicPool returns the singleton pool for dynamic cgo operations.
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func GetDynamicPool() *conc.Pool[any] {
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initDynamicPool()
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return dp.Load()
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}
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func GetLoadPool() *conc.Pool[any] {
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initLoadPool()
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return loadPool.Load()
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}
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