mirror of https://github.com/minio/minio.git
				
				
				
			
		
			
				
	
	
		
			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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| 
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| package cmd
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| 
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| import (
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| 	"fmt"
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| 	"testing"
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| )
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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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