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73 lines
1.9 KiB
Go
73 lines
1.9 KiB
Go
// Copyright (c) 2015-2021 MinIO, Inc.
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//
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// This file is part of MinIO Object Storage stack
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Affero General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Affero General Public License for more details.
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//
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// You should have received a copy of the GNU Affero General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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package cmd
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import (
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"fmt"
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"testing"
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)
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func Benchmark_bucketMetacache_findCache(b *testing.B) {
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bm := newBucketMetacache("", false)
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const elements = 50000
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const paths = 100
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if elements%paths != 0 {
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b.Fatal("elements must be divisible by the number of paths")
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}
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var pathNames [paths]string
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for i := range pathNames[:] {
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pathNames[i] = fmt.Sprintf("prefix/%d", i)
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}
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for i := 0; i < elements; i++ {
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bm.findCache(listPathOptions{
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ID: mustGetUUID(),
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Bucket: "",
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BaseDir: pathNames[i%paths],
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Prefix: "",
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FilterPrefix: "",
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Marker: "",
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Limit: 0,
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AskDisks: 0,
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Recursive: false,
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Separator: slashSeparator,
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Create: true,
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CurrentCycle: uint64(i),
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OldestCycle: uint64(i - 1),
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})
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}
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b.ReportAllocs()
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b.ResetTimer()
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for i := 0; i < b.N; i++ {
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bm.findCache(listPathOptions{
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ID: mustGetUUID(),
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Bucket: "",
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BaseDir: pathNames[i%paths],
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Prefix: "",
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FilterPrefix: "",
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Marker: "",
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Limit: 0,
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AskDisks: 0,
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Recursive: false,
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Separator: slashSeparator,
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Create: true,
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CurrentCycle: uint64(i % elements),
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OldestCycle: uint64(0),
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})
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}
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}
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