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package bolt
import (
"sync"
"testing"
)
const (
BenchReadMode = "read"
BenchWriteMode = "write"
BenchSequentialTraversal = "sequential"
BenchRandomTraversal = "random"
)
type Benchmark struct {
InputPath string
ReadWriteMode string
TraversalPattern string
Parallelism int
}
func NewBenchmark(inputPath, readWriteMode, traversalPattern string, parallelism int) *Benchmark {
return &Benchmark{inputPath, readWriteMode, traversalPattern, parallelism}
}
func (bm *Benchmark) Run(b *testing.B) {
// Open the database.
db, err := Open(bm.InputPath, 0600)
if err != nil {
panic(err)
return
}
defer db.Close()
b.ResetTimer()
// Keep running a fixed number of parallel reads until we run out of time.
for i := 0; i < b.N; i++ {
var wg sync.WaitGroup
for j := 0; j < bm.Parallelism; j++ {
wg.Add(1)
go func() {
if bm.TraversalPattern == BenchRandomTraversal {
// Perform all reads in random order.
// indexes := rand.Perm(total)
} else {
// Perform all reads in sequential order.
}
wg.Done()
}()
}
wg.Wait()
}
}
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