mirror of https://github.com/status-im/op-geth.git
301 lines
9.1 KiB
Go
301 lines
9.1 KiB
Go
// Copyright 2018 The go-ethereum Authors
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// This file is part of the go-ethereum library.
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//
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// The go-ethereum library is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Lesser 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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// The go-ethereum library 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 Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public License
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// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
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package localstore
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import (
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"bytes"
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"fmt"
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"sync"
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"testing"
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"time"
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"github.com/ethereum/go-ethereum/swarm/chunk"
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)
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// TestModePutRequest validates ModePutRequest index values on the provided DB.
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func TestModePutRequest(t *testing.T) {
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db, cleanupFunc := newTestDB(t, nil)
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defer cleanupFunc()
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putter := db.NewPutter(ModePutRequest)
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chunk := generateTestRandomChunk()
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// keep the record when the chunk is stored
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var storeTimestamp int64
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t.Run("first put", func(t *testing.T) {
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wantTimestamp := time.Now().UTC().UnixNano()
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defer setNow(func() (t int64) {
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return wantTimestamp
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})()
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storeTimestamp = wantTimestamp
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err := putter.Put(chunk)
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if err != nil {
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t.Fatal(err)
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}
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t.Run("retrieve indexes", newRetrieveIndexesTestWithAccess(db, chunk, wantTimestamp, wantTimestamp))
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t.Run("gc index count", newItemsCountTest(db.gcIndex, 1))
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t.Run("gc size", newIndexGCSizeTest(db))
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})
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t.Run("second put", func(t *testing.T) {
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wantTimestamp := time.Now().UTC().UnixNano()
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defer setNow(func() (t int64) {
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return wantTimestamp
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})()
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err := putter.Put(chunk)
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if err != nil {
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t.Fatal(err)
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}
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t.Run("retrieve indexes", newRetrieveIndexesTestWithAccess(db, chunk, storeTimestamp, wantTimestamp))
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t.Run("gc index count", newItemsCountTest(db.gcIndex, 1))
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t.Run("gc size", newIndexGCSizeTest(db))
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})
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}
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// TestModePutSync validates ModePutSync index values on the provided DB.
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func TestModePutSync(t *testing.T) {
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db, cleanupFunc := newTestDB(t, nil)
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defer cleanupFunc()
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wantTimestamp := time.Now().UTC().UnixNano()
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defer setNow(func() (t int64) {
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return wantTimestamp
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})()
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chunk := generateTestRandomChunk()
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err := db.NewPutter(ModePutSync).Put(chunk)
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if err != nil {
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t.Fatal(err)
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}
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t.Run("retrieve indexes", newRetrieveIndexesTest(db, chunk, wantTimestamp, 0))
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t.Run("pull index", newPullIndexTest(db, chunk, wantTimestamp, nil))
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}
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// TestModePutUpload validates ModePutUpload index values on the provided DB.
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func TestModePutUpload(t *testing.T) {
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db, cleanupFunc := newTestDB(t, nil)
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defer cleanupFunc()
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wantTimestamp := time.Now().UTC().UnixNano()
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defer setNow(func() (t int64) {
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return wantTimestamp
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})()
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chunk := generateTestRandomChunk()
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err := db.NewPutter(ModePutUpload).Put(chunk)
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if err != nil {
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t.Fatal(err)
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}
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t.Run("retrieve indexes", newRetrieveIndexesTest(db, chunk, wantTimestamp, 0))
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t.Run("pull index", newPullIndexTest(db, chunk, wantTimestamp, nil))
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t.Run("push index", newPushIndexTest(db, chunk, wantTimestamp, nil))
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}
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// TestModePutUpload_parallel uploads chunks in parallel
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// and validates if all chunks can be retrieved with correct data.
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func TestModePutUpload_parallel(t *testing.T) {
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db, cleanupFunc := newTestDB(t, nil)
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defer cleanupFunc()
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chunkCount := 1000
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workerCount := 100
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chunkChan := make(chan chunk.Chunk)
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errChan := make(chan error)
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doneChan := make(chan struct{})
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defer close(doneChan)
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// start uploader workers
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for i := 0; i < workerCount; i++ {
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go func(i int) {
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uploader := db.NewPutter(ModePutUpload)
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for {
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select {
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case chunk, ok := <-chunkChan:
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if !ok {
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return
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}
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err := uploader.Put(chunk)
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select {
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case errChan <- err:
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case <-doneChan:
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}
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case <-doneChan:
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return
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}
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}
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}(i)
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}
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chunks := make([]chunk.Chunk, 0)
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var chunksMu sync.Mutex
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// send chunks to workers
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go func() {
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for i := 0; i < chunkCount; i++ {
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chunk := generateTestRandomChunk()
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select {
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case chunkChan <- chunk:
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case <-doneChan:
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return
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}
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chunksMu.Lock()
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chunks = append(chunks, chunk)
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chunksMu.Unlock()
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}
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close(chunkChan)
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}()
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// validate every error from workers
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for i := 0; i < chunkCount; i++ {
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err := <-errChan
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if err != nil {
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t.Fatal(err)
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}
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}
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// get every chunk and validate its data
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getter := db.NewGetter(ModeGetRequest)
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chunksMu.Lock()
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defer chunksMu.Unlock()
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for _, chunk := range chunks {
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got, err := getter.Get(chunk.Address())
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if err != nil {
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t.Fatal(err)
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}
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if !bytes.Equal(got.Data(), chunk.Data()) {
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t.Fatalf("got chunk %s data %x, want %x", chunk.Address().Hex(), got.Data(), chunk.Data())
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}
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}
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}
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// BenchmarkPutUpload runs a series of benchmarks that upload
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// a specific number of chunks in parallel.
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//
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// Measurements on MacBook Pro (Retina, 15-inch, Mid 2014)
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//
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// # go test -benchmem -run=none github.com/ethereum/go-ethereum/swarm/storage/localstore -bench BenchmarkPutUpload -v
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//
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// goos: darwin
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// goarch: amd64
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// pkg: github.com/ethereum/go-ethereum/swarm/storage/localstore
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// BenchmarkPutUpload/count_100_parallel_1-8 300 5107704 ns/op 2081461 B/op 2374 allocs/op
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// BenchmarkPutUpload/count_100_parallel_2-8 300 5411742 ns/op 2081608 B/op 2364 allocs/op
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// BenchmarkPutUpload/count_100_parallel_4-8 500 3704964 ns/op 2081696 B/op 2324 allocs/op
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// BenchmarkPutUpload/count_100_parallel_8-8 500 2932663 ns/op 2082594 B/op 2295 allocs/op
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// BenchmarkPutUpload/count_100_parallel_16-8 500 3117157 ns/op 2085438 B/op 2282 allocs/op
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// BenchmarkPutUpload/count_100_parallel_32-8 500 3449122 ns/op 2089721 B/op 2286 allocs/op
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// BenchmarkPutUpload/count_1000_parallel_1-8 20 79784470 ns/op 25211240 B/op 23225 allocs/op
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// BenchmarkPutUpload/count_1000_parallel_2-8 20 75422164 ns/op 25210730 B/op 23187 allocs/op
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// BenchmarkPutUpload/count_1000_parallel_4-8 20 70698378 ns/op 25206522 B/op 22692 allocs/op
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// BenchmarkPutUpload/count_1000_parallel_8-8 20 71285528 ns/op 25213436 B/op 22345 allocs/op
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// BenchmarkPutUpload/count_1000_parallel_16-8 20 71301826 ns/op 25205040 B/op 22090 allocs/op
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// BenchmarkPutUpload/count_1000_parallel_32-8 30 57713506 ns/op 25219781 B/op 21848 allocs/op
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// BenchmarkPutUpload/count_10000_parallel_1-8 2 656719345 ns/op 216792908 B/op 248940 allocs/op
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// BenchmarkPutUpload/count_10000_parallel_2-8 2 646301962 ns/op 216730800 B/op 248270 allocs/op
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// BenchmarkPutUpload/count_10000_parallel_4-8 2 532784228 ns/op 216667080 B/op 241910 allocs/op
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// BenchmarkPutUpload/count_10000_parallel_8-8 3 494290188 ns/op 216297749 B/op 236247 allocs/op
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// BenchmarkPutUpload/count_10000_parallel_16-8 3 483485315 ns/op 216060384 B/op 231090 allocs/op
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// BenchmarkPutUpload/count_10000_parallel_32-8 3 434461294 ns/op 215371280 B/op 224800 allocs/op
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// BenchmarkPutUpload/count_100000_parallel_1-8 1 22767894338 ns/op 2331372088 B/op 4049876 allocs/op
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// BenchmarkPutUpload/count_100000_parallel_2-8 1 25347872677 ns/op 2344140160 B/op 4106763 allocs/op
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// BenchmarkPutUpload/count_100000_parallel_4-8 1 23580460174 ns/op 2338582576 B/op 4027452 allocs/op
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// BenchmarkPutUpload/count_100000_parallel_8-8 1 22197559193 ns/op 2321803496 B/op 3877553 allocs/op
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// BenchmarkPutUpload/count_100000_parallel_16-8 1 22527046476 ns/op 2327854800 B/op 3885455 allocs/op
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// BenchmarkPutUpload/count_100000_parallel_32-8 1 21332243613 ns/op 2299654568 B/op 3697181 allocs/op
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// PASS
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func BenchmarkPutUpload(b *testing.B) {
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for _, count := range []int{
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100,
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1000,
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10000,
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100000,
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} {
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for _, maxParallelUploads := range []int{
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1,
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2,
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4,
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8,
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16,
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32,
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} {
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name := fmt.Sprintf("count %v parallel %v", count, maxParallelUploads)
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b.Run(name, func(b *testing.B) {
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for n := 0; n < b.N; n++ {
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benchmarkPutUpload(b, nil, count, maxParallelUploads)
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}
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})
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}
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}
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}
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// benchmarkPutUpload runs a benchmark by uploading a specific number
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// of chunks with specified max parallel uploads.
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func benchmarkPutUpload(b *testing.B, o *Options, count, maxParallelUploads int) {
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b.StopTimer()
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db, cleanupFunc := newTestDB(b, o)
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defer cleanupFunc()
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uploader := db.NewPutter(ModePutUpload)
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chunks := make([]chunk.Chunk, count)
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for i := 0; i < count; i++ {
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chunks[i] = generateTestRandomChunk()
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}
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errs := make(chan error)
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b.StartTimer()
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go func() {
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sem := make(chan struct{}, maxParallelUploads)
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for i := 0; i < count; i++ {
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sem <- struct{}{}
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go func(i int) {
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defer func() { <-sem }()
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errs <- uploader.Put(chunks[i])
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}(i)
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}
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}()
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for i := 0; i < count; i++ {
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err := <-errs
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if err != nil {
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b.Fatal(err)
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}
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}
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}
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