milvus/internal/rootcoord/constrant.go

55 lines
1.9 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 rootcoord
import (
"context"
"github.com/milvus-io/milvus/pkg/util/merr"
)
const (
// TODO: better to make them configurable, use default value if no config was set since we never explode these before.
globalIDAllocatorKey = "idTimestamp"
globalIDAllocatorSubPath = "gid"
globalTSOAllocatorKey = "timestamp"
globalTSOAllocatorSubPath = "tso"
)
func checkGeneralCapacity(ctx context.Context, newColNum int,
newParNum int64,
newShardNum int32,
core *Core,
) error {
var addedNum int64 = 0
if newColNum > 0 && newParNum > 0 && newShardNum > 0 {
// create collections scenarios
addedNum += int64(newColNum) * newParNum * int64(newShardNum)
} else if newColNum == 0 && newShardNum == 0 && newParNum > 0 {
// add partitions to existing collections
addedNum += newParNum
}
generalCount := core.meta.GetGeneralCount(ctx)
generalCount += int(addedNum)
if generalCount > Params.RootCoordCfg.MaxGeneralCapacity.GetAsInt() {
return merr.WrapGeneralCapacityExceed(generalCount, Params.RootCoordCfg.MaxGeneralCapacity.GetAsInt64(),
"failed checking constraint: sum_collections(parition*shard) exceeding the max general capacity:")
}
return nil
}