dbtester/control/step2_stress_util.go

40 lines
1.1 KiB
Go

// Copyright 2017 CoreOS, Inc.
//
// Licensed 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 control
func assignRequest(ranges []int, total int) (rs []int) {
reqEach := int(float64(total) / float64(len(ranges)))
// truncate 10000th digits
if reqEach > 10000 {
reqEach = (reqEach / 10000) * 10000
}
// truncate 1000th digits
if reqEach > 1000 {
reqEach = (reqEach / 1000) * 1000
}
curSum := 0
rs = make([]int, len(ranges))
for i := range ranges {
if i < len(ranges)-1 {
rs[i] = reqEach
curSum += reqEach
} else {
rs[i] = total - curSum
}
}
return
}