milvus/internal/datanode/segment_sync_policy.go
bigsheeper fc15789da9
Ensure compatibility of channel seek position and move syncPeriod to config (#20504)
Signed-off-by: bigsheeper <yihao.dai@zilliz.com>

Signed-off-by: bigsheeper <yihao.dai@zilliz.com>
2022-11-12 21:09:04 +08:00

35 lines
1.3 KiB
Go

// Licensed to the LF AI & Data foundation under one
// or more contributor license agreements. See the NOTICE file
// distributed with this work for additional information
// regarding copyright ownership. The ASF licenses this file
// 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 datanode
import (
"github.com/milvus-io/milvus/internal/util/tsoutil"
)
// segmentSyncPolicy sync policy applies to segment
type segmentSyncPolicy func(segment *Segment, ts Timestamp) bool
// syncPeriodically get segmentSyncPolicy with segment sync periodically.
func syncPeriodically() segmentSyncPolicy {
return func(segment *Segment, ts Timestamp) bool {
endTime := tsoutil.PhysicalTime(ts)
lastSyncTime := tsoutil.PhysicalTime(segment.lastSyncTs)
return endTime.Sub(lastSyncTime) >= Params.DataNodeCfg.SyncPeriod &&
!segment.isBufferEmpty()
}
}