91c3a45874
Benchmark against 'main': name old time/op new time/op delta RemoteSegment/Cockroach/multiple_segments-8 5.56µs ± 5% 0.69µs ±12% -87.57% (p=0.008 n=5+5) name old alloc/op new alloc/op delta RemoteSegment/Cockroach/multiple_segments-8 2.72kB ± 0% 0.00kB ~ (p=0.079 n=4+5) name old allocs/op new allocs/op delta RemoteSegment/Cockroach/multiple_segments-8 50.0 ± 0% 0.0 -100.00% (p=0.008 n=5+5) Change-Id: I20527fb576cd81db667a81929fa95b810ee11b14
126 lines
4.0 KiB
Go
126 lines
4.0 KiB
Go
// Copyright (C) 2019 Storj Labs, Inc.
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// See LICENSE for copying information.
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package nodetally_test
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import (
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"strconv"
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"testing"
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"time"
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"github.com/stretchr/testify/assert"
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"github.com/stretchr/testify/require"
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"go.uber.org/zap/zaptest"
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"storj.io/common/encryption"
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"storj.io/common/memory"
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"storj.io/common/storj"
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"storj.io/common/testcontext"
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"storj.io/common/testrand"
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"storj.io/storj/private/testplanet"
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"storj.io/storj/satellite/accounting/nodetally"
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"storj.io/storj/satellite/metabase/segmentloop"
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)
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func TestCalculateNodeAtRestData(t *testing.T) {
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testplanet.Run(t, testplanet.Config{
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SatelliteCount: 1, StorageNodeCount: 4, UplinkCount: 1,
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}, func(t *testing.T, ctx *testcontext.Context, planet *testplanet.Planet) {
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tallySvc := planet.Satellites[0].Accounting.NodeTally
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tallySvc.Loop.Pause()
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uplink := planet.Uplinks[0]
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// Setup: create 50KiB of data for the uplink to upload
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expectedData := testrand.Bytes(50 * memory.KiB)
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// TODO uplink currently hardcode block size so we need to use the same value in test
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encryptionParameters := storj.EncryptionParameters{
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CipherSuite: storj.EncAESGCM,
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BlockSize: 29 * 256 * memory.B.Int32(),
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}
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expectedTotalBytes, err := encryption.CalcEncryptedSize(int64(len(expectedData)), encryptionParameters)
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require.NoError(t, err)
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// Execute test: upload a file, then calculate at rest data
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expectedBucketName := "testbucket"
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err = uplink.Upload(ctx, planet.Satellites[0], expectedBucketName, "test/path", expectedData)
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require.NoError(t, err)
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obs := nodetally.NewObserver(planet.Satellites[0].Log.Named("observer"), time.Now())
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err = planet.Satellites[0].Metabase.SegmentLoop.Join(ctx, obs)
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require.NoError(t, err)
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// Confirm the correct number of shares were stored
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rs := satelliteRS(t, planet.Satellites[0])
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if !correctRedundencyScheme(len(obs.Node), rs) {
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t.Fatalf("expected between: %d and %d, actual: %d", rs.RepairShares, rs.TotalShares, len(obs.Node))
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}
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// Confirm the correct number of bytes were stored on each node
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for _, actualTotalBytes := range obs.Node {
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assert.Equal(t, expectedTotalBytes, int64(actualTotalBytes))
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}
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})
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}
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func correctRedundencyScheme(shareCount int, uplinkRS storj.RedundancyScheme) bool {
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// The shareCount should be a value between RequiredShares and TotalShares where
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// RequiredShares is the min number of shares required to recover a segment and
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// TotalShares is the number of shares to encode
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return int(uplinkRS.RepairShares) <= shareCount && shareCount <= int(uplinkRS.TotalShares)
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}
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func satelliteRS(t *testing.T, satellite *testplanet.Satellite) storj.RedundancyScheme {
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rs := satellite.Config.Metainfo.RS
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return storj.RedundancyScheme{
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RequiredShares: int16(rs.Min),
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RepairShares: int16(rs.Repair),
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OptimalShares: int16(rs.Success),
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TotalShares: int16(rs.Total),
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ShareSize: rs.ErasureShareSize.Int32(),
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}
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}
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func BenchmarkRemoteSegment(b *testing.B) {
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testplanet.Bench(b, testplanet.Config{
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SatelliteCount: 1, StorageNodeCount: 4, UplinkCount: 1,
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}, func(b *testing.B, ctx *testcontext.Context, planet *testplanet.Planet) {
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for i := 0; i < 10; i++ {
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err := planet.Uplinks[0].Upload(ctx, planet.Satellites[0], "testbucket", "object"+strconv.Itoa(i), testrand.Bytes(10*memory.KiB))
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require.NoError(b, err)
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}
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observer := nodetally.NewObserver(zaptest.NewLogger(b), time.Now())
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segments, err := planet.Satellites[0].Metabase.DB.TestingAllSegments(ctx)
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require.NoError(b, err)
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loopSegments := []*segmentloop.Segment{}
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for _, segment := range segments {
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loopSegments = append(loopSegments, &segmentloop.Segment{
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StreamID: segment.StreamID,
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Position: segment.Position,
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CreatedAt: segment.CreatedAt,
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ExpiresAt: segment.ExpiresAt,
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Redundancy: segment.Redundancy,
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Pieces: segment.Pieces,
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})
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}
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b.Run("multiple segments", func(b *testing.B) {
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for i := 0; i < b.N; i++ {
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for _, loopSegment := range loopSegments {
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err := observer.RemoteSegment(ctx, loopSegment)
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if err != nil {
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b.FailNow()
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}
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}
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}
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})
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})
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}
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