congqixia 97b7ebbc08
fix: Move init kafka pool into once (#37786)
Introduced by #37744

Signed-off-by: Congqi Xia <congqi.xia@zilliz.com>
2024-11-18 21:24:48 +08:00

55 lines
1.6 KiB
Go

// Licensed to the LF AI & Data foundation under one
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// to you 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 kafka
import (
"runtime"
"sync"
"go.uber.org/atomic"
"go.uber.org/zap"
"github.com/milvus-io/milvus/pkg/log"
"github.com/milvus-io/milvus/pkg/util/conc"
"github.com/milvus-io/milvus/pkg/util/hardware"
)
var (
kafkaCPool atomic.Pointer[conc.Pool[any]]
initOnce sync.Once
)
func initPool() {
initOnce.Do(func() {
pool := conc.NewPool[any](
hardware.GetCPUNum(),
conc.WithPreAlloc(false),
conc.WithDisablePurge(false),
conc.WithPreHandler(runtime.LockOSThread), // lock os thread for cgo thread disposal
)
kafkaCPool.Store(pool)
log.Info("init dynamicPool done", zap.Int("size", hardware.GetCPUNum()))
})
}
// GetSQPool returns the singleton pool instance for search/query operations.
func getPool() *conc.Pool[any] {
initPool()
return kafkaCPool.Load()
}