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Add more realistic index benchmarks

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+ reduce test size of BenchmarkMasterIndexLookupParallel
This commit is contained in:
Alexander Weiss
2020-07-04 07:05:51 +02:00
parent 82c908871d
commit 3b7a3711e6
2 changed files with 25 additions and 38 deletions
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47
internal/repository/master_index_test.go
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@@ -57,11 +57,19 @@ func TestMasterIndexLookup(t *testing.T) {
rtest.Assert(t, blobs == nil, "Expected no blobs when fetching with a random id")
}
func BenchmarkMasterIndexLookupSingleIndex(b *testing.B) {
idx1, lookupID := createRandomIndex(rand.New(rand.NewSource(0)))
func createRandomMasterIndex(rng *rand.Rand, num, size int) (*repository.MasterIndex, restic.ID) {
mIdx := repository.NewMasterIndex()
for i := 0; i < num-1; i++ {
idx, _ := createRandomIndex(rng, size)
mIdx.Insert(idx)
}
idx1, lookupID := createRandomIndex(rng, size)
mIdx.Insert(idx1)
return mIdx, lookupID
}
func BenchmarkMasterIndexLookupSingleIndex(b *testing.B) {
mIdx, lookupID := createRandomMasterIndex(rand.New(rand.NewSource(0)), 1, 200000)
b.ResetTimer()
@@ -71,16 +79,7 @@ func BenchmarkMasterIndexLookupSingleIndex(b *testing.B) {
}
func BenchmarkMasterIndexLookupMultipleIndex(b *testing.B) {
rng := rand.New(rand.NewSource(0))
mIdx := repository.NewMasterIndex()
for i := 0; i < 5; i++ {
idx, _ := createRandomIndex(rng)
mIdx.Insert(idx)
}
idx1, lookupID := createRandomIndex(rng)
mIdx.Insert(idx1)
mIdx, lookupID := createRandomMasterIndex(rand.New(rand.NewSource(0)), 100, 10000)
b.ResetTimer()
@@ -90,11 +89,9 @@ func BenchmarkMasterIndexLookupMultipleIndex(b *testing.B) {
}
func BenchmarkMasterIndexLookupSingleIndexUnknown(b *testing.B) {
lookupID := restic.NewRandomID()
idx1, _ := createRandomIndex(rand.New(rand.NewSource(0)))
mIdx := repository.NewMasterIndex()
mIdx.Insert(idx1)
lookupID := restic.NewRandomID()
mIdx, _ := createRandomMasterIndex(rand.New(rand.NewSource(0)), 1, 200000)
b.ResetTimer()
@@ -104,14 +101,8 @@ func BenchmarkMasterIndexLookupSingleIndexUnknown(b *testing.B) {
}
func BenchmarkMasterIndexLookupMultipleIndexUnknown(b *testing.B) {
rng := rand.New(rand.NewSource(0))
lookupID := restic.NewRandomID()
mIdx := repository.NewMasterIndex()
for i := 0; i < 6; i++ {
idx, _ := createRandomIndex(rng)
mIdx.Insert(idx)
}
mIdx, _ := createRandomMasterIndex(rand.New(rand.NewSource(0)), 100, 10000)
b.ResetTimer()
@@ -123,16 +114,12 @@ func BenchmarkMasterIndexLookupMultipleIndexUnknown(b *testing.B) {
func BenchmarkMasterIndexLookupParallel(b *testing.B) {
mIdx := repository.NewMasterIndex()
for _, numindices := range []int{5, 10, 20} {
for _, numindices := range []int{25, 50, 100} {
var lookupID restic.ID
b.StopTimer()
rng := rand.New(rand.NewSource(0))
for i := 0; i < numindices; i++ {
var idx *repository.Index
idx, lookupID = createRandomIndex(rng)
mIdx.Insert(idx)
}
mIdx, lookupID = createRandomMasterIndex(rng, numindices, 10000)
b.StartTimer()
name := fmt.Sprintf("known,indices=%d", numindices)