380 lines
10 KiB
Go
380 lines
10 KiB
Go
package main
|
|
|
|
import (
|
|
"bytes"
|
|
"context"
|
|
"crypto/sha256"
|
|
"encoding/json"
|
|
"fmt"
|
|
"io/ioutil"
|
|
"math/big"
|
|
"math/rand"
|
|
"os"
|
|
"path/filepath"
|
|
"time"
|
|
|
|
"github.com/docker/go-units"
|
|
ffi "github.com/filecoin-project/filecoin-ffi"
|
|
paramfetch "github.com/filecoin-project/go-paramfetch"
|
|
"github.com/ipfs/go-datastore"
|
|
logging "github.com/ipfs/go-log/v2"
|
|
"github.com/mitchellh/go-homedir"
|
|
"golang.org/x/xerrors"
|
|
"gopkg.in/urfave/cli.v2"
|
|
|
|
"github.com/filecoin-project/go-address"
|
|
"github.com/filecoin-project/go-sectorbuilder"
|
|
"github.com/filecoin-project/lotus/build"
|
|
"github.com/filecoin-project/lotus/chain/types"
|
|
"github.com/filecoin-project/lotus/genesis"
|
|
)
|
|
|
|
var log = logging.Logger("lotus-bench")
|
|
|
|
type BenchResults struct {
|
|
SectorSize uint64
|
|
|
|
SealingResults []SealingResult
|
|
|
|
PostGenerateCandidates time.Duration
|
|
PostEProofCold time.Duration
|
|
PostEProofHot time.Duration
|
|
VerifyEPostCold time.Duration
|
|
VerifyEPostHot time.Duration
|
|
}
|
|
|
|
type SealingResult struct {
|
|
AddPiece time.Duration
|
|
PreCommit time.Duration
|
|
Commit time.Duration
|
|
Verify time.Duration
|
|
Unseal time.Duration
|
|
}
|
|
|
|
func main() {
|
|
logging.SetLogLevel("*", "INFO")
|
|
|
|
log.Info("Starting lotus-bench")
|
|
|
|
build.SectorSizes = append(build.SectorSizes, 1024)
|
|
|
|
app := &cli.App{
|
|
Name: "lotus-bench",
|
|
Usage: "Benchmark performance of lotus on your hardware",
|
|
Version: build.UserVersion,
|
|
Flags: []cli.Flag{
|
|
&cli.StringFlag{
|
|
Name: "storage-dir",
|
|
Value: "~/.lotus-bench",
|
|
Usage: "Path to the storage directory that will store sectors long term",
|
|
},
|
|
&cli.StringFlag{
|
|
Name: "sector-size",
|
|
Value: "1GiB",
|
|
Usage: "size of the sectors in bytes, i.e. 32GiB",
|
|
},
|
|
&cli.BoolFlag{
|
|
Name: "no-gpu",
|
|
Usage: "disable gpu usage for the benchmark run",
|
|
},
|
|
&cli.StringFlag{
|
|
Name: "miner-addr",
|
|
Usage: "pass miner address (only necessary if using existing sectorbuilder)",
|
|
Value: "t0101",
|
|
},
|
|
&cli.StringFlag{
|
|
Name: "benchmark-existing-sectorbuilder",
|
|
Usage: "pass a directory to run election-post timings on an existing sectorbuilder",
|
|
},
|
|
&cli.BoolFlag{
|
|
Name: "json-out",
|
|
Usage: "output results in json format",
|
|
},
|
|
&cli.BoolFlag{
|
|
Name: "skip-unseal",
|
|
Usage: "skip the unseal portion of the benchmark",
|
|
},
|
|
},
|
|
Action: func(c *cli.Context) error {
|
|
if c.Bool("no-gpu") {
|
|
os.Setenv("BELLMAN_NO_GPU", "1")
|
|
}
|
|
|
|
robench := c.String("benchmark-existing-sectorbuilder")
|
|
|
|
var sbdir string
|
|
|
|
if robench == "" {
|
|
sdir, err := homedir.Expand(c.String("storage-dir"))
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
os.MkdirAll(sdir, 0775)
|
|
|
|
tsdir, err := ioutil.TempDir(sdir, "bench")
|
|
if err != nil {
|
|
return err
|
|
}
|
|
defer func() {
|
|
if err := os.RemoveAll(tsdir); err != nil {
|
|
log.Warn("remove all: ", err)
|
|
}
|
|
}()
|
|
sbdir = tsdir
|
|
} else {
|
|
exp, err := homedir.Expand(robench)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
sbdir = exp
|
|
}
|
|
|
|
maddr, err := address.NewFromString(c.String("miner-addr"))
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
sectorSizeInt, err := units.RAMInBytes(c.String("sector-size"))
|
|
if err != nil {
|
|
return err
|
|
}
|
|
sectorSize := uint64(sectorSizeInt)
|
|
|
|
mds := datastore.NewMapDatastore()
|
|
cfg := §orbuilder.Config{
|
|
Miner: maddr,
|
|
SectorSize: sectorSize,
|
|
WorkerThreads: 2,
|
|
Dir: sbdir,
|
|
}
|
|
|
|
if robench == "" {
|
|
if err := os.MkdirAll(sbdir, 0775); err != nil {
|
|
return err
|
|
}
|
|
}
|
|
|
|
if err := paramfetch.GetParams(build.ParametersJson, sectorSize); err != nil {
|
|
return xerrors.Errorf("getting params: %w", err)
|
|
}
|
|
sb, err := sectorbuilder.New(cfg, mds)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
dataSize := sectorbuilder.UserBytesForSectorSize(sectorSize)
|
|
|
|
var sealTimings []SealingResult
|
|
var sealedSectors []ffi.PublicSectorInfo
|
|
numSectors := uint64(1)
|
|
for i := uint64(1); i <= numSectors && robench == ""; i++ {
|
|
start := time.Now()
|
|
log.Info("Writing piece into sector...")
|
|
|
|
r := rand.New(rand.NewSource(100 + int64(i)))
|
|
|
|
pi, err := sb.AddPiece(dataSize, i, r, nil)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
addpiece := time.Now()
|
|
|
|
trand := sha256.Sum256([]byte(c.String("ticket-preimage")))
|
|
ticket := sectorbuilder.SealTicket{
|
|
TicketBytes: trand,
|
|
}
|
|
|
|
log.Info("Running replication...")
|
|
pieces := []sectorbuilder.PublicPieceInfo{pi}
|
|
pco, err := sb.SealPreCommit(context.TODO(), i, ticket, pieces)
|
|
if err != nil {
|
|
return xerrors.Errorf("commit: %w", err)
|
|
}
|
|
|
|
precommit := time.Now()
|
|
|
|
sealedSectors = append(sealedSectors, ffi.PublicSectorInfo{
|
|
CommR: pco.CommR,
|
|
SectorID: i,
|
|
})
|
|
|
|
seed := sectorbuilder.SealSeed{
|
|
BlockHeight: 101,
|
|
TicketBytes: [32]byte{1, 2, 3, 4, 5},
|
|
}
|
|
|
|
log.Info("Generating PoRep for sector")
|
|
proof, err := sb.SealCommit(context.TODO(), i, ticket, seed, pieces, pco)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
sealcommit := time.Now()
|
|
commD := pi.CommP
|
|
ok, err := sectorbuilder.ProofVerifier.VerifySeal(sectorSize, pco.CommR[:], commD[:], maddr, ticket.TicketBytes[:], seed.TicketBytes[:], i, proof)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
if !ok {
|
|
return xerrors.Errorf("porep proof for sector %d was invalid", i)
|
|
}
|
|
|
|
verifySeal := time.Now()
|
|
|
|
if !c.Bool("skip-unseal") {
|
|
log.Info("Unsealing sector")
|
|
rc, err := sb.ReadPieceFromSealedSector(1, 0, dataSize, ticket.TicketBytes[:], commD[:])
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
if err := rc.Close(); err != nil {
|
|
return err
|
|
}
|
|
}
|
|
unseal := time.Now()
|
|
|
|
sealTimings = append(sealTimings, SealingResult{
|
|
AddPiece: addpiece.Sub(start),
|
|
PreCommit: precommit.Sub(addpiece),
|
|
Commit: sealcommit.Sub(precommit),
|
|
Verify: verifySeal.Sub(sealcommit),
|
|
Unseal: unseal.Sub(verifySeal),
|
|
})
|
|
}
|
|
|
|
beforePost := time.Now()
|
|
|
|
var challenge [32]byte
|
|
rand.Read(challenge[:])
|
|
|
|
if robench != "" {
|
|
// TODO: this assumes we only ever benchmark a preseal
|
|
// sectorbuilder directory... we need a better way to handle
|
|
// this in other cases
|
|
|
|
fdata, err := ioutil.ReadFile(filepath.Join(sbdir, "pre-seal-"+maddr.String()+".json"))
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
var genmm map[string]genesis.GenesisMiner
|
|
if err := json.Unmarshal(fdata, &genmm); err != nil {
|
|
return err
|
|
}
|
|
|
|
genm, ok := genmm[maddr.String()]
|
|
if !ok {
|
|
return xerrors.Errorf("preseal file didnt have expected miner in it")
|
|
}
|
|
|
|
for _, s := range genm.Sectors {
|
|
sealedSectors = append(sealedSectors, ffi.PublicSectorInfo{
|
|
CommR: s.CommR,
|
|
SectorID: s.SectorID,
|
|
})
|
|
}
|
|
}
|
|
|
|
log.Info("generating election post candidates")
|
|
sinfos := sectorbuilder.NewSortedPublicSectorInfo(sealedSectors)
|
|
candidates, err := sb.GenerateEPostCandidates(sinfos, challenge, []uint64{})
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
gencandidates := time.Now()
|
|
|
|
log.Info("computing election post snark (cold)")
|
|
proof1, err := sb.ComputeElectionPoSt(sinfos, challenge[:], candidates[:1])
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
epost1 := time.Now()
|
|
|
|
log.Info("computing election post snark (hot)")
|
|
proof2, err := sb.ComputeElectionPoSt(sinfos, challenge[:], candidates[:1])
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
epost2 := time.Now()
|
|
|
|
if bytes.Equal(proof1, proof2) {
|
|
log.Warn("separate epost calls returned the same proof values (this might be bad)")
|
|
}
|
|
|
|
ok, err := sectorbuilder.ProofVerifier.VerifyElectionPost(context.TODO(), sectorSize, sinfos, challenge[:], proof1, candidates[:1], maddr)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
if !ok {
|
|
log.Error("post verification failed")
|
|
}
|
|
|
|
verifypost1 := time.Now()
|
|
|
|
ok, err = sectorbuilder.ProofVerifier.VerifyElectionPost(context.TODO(), sectorSize, sinfos, challenge[:], proof2, candidates[:1], maddr)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
if !ok {
|
|
log.Error("post verification failed")
|
|
}
|
|
verifypost2 := time.Now()
|
|
|
|
bo := BenchResults{
|
|
SectorSize: cfg.SectorSize,
|
|
SealingResults: sealTimings,
|
|
|
|
PostGenerateCandidates: gencandidates.Sub(beforePost),
|
|
PostEProofCold: epost1.Sub(gencandidates),
|
|
PostEProofHot: epost2.Sub(epost1),
|
|
VerifyEPostCold: verifypost1.Sub(epost2),
|
|
VerifyEPostHot: verifypost2.Sub(verifypost1),
|
|
} // TODO: optionally write this as json to a file
|
|
|
|
if c.Bool("json-out") {
|
|
data, err := json.MarshalIndent(bo, "", " ")
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
fmt.Println(string(data))
|
|
} else {
|
|
fmt.Printf("results (%d)\n", sectorSize)
|
|
if robench == "" {
|
|
fmt.Printf("seal: addPiece: %s (%s)\n", bo.SealingResults[0].AddPiece, bps(bo.SectorSize, bo.SealingResults[0].AddPiece)) // TODO: average across multiple sealings
|
|
fmt.Printf("seal: preCommit: %s (%s)\n", bo.SealingResults[0].PreCommit, bps(bo.SectorSize, bo.SealingResults[0].PreCommit))
|
|
fmt.Printf("seal: commit: %s (%s)\n", bo.SealingResults[0].Commit, bps(bo.SectorSize, bo.SealingResults[0].Commit))
|
|
fmt.Printf("seal: verify: %s\n", bo.SealingResults[0].Verify)
|
|
if !c.Bool("skip-unseal") {
|
|
fmt.Printf("unseal: %s (%s)\n", bo.SealingResults[0].Unseal, bps(bo.SectorSize, bo.SealingResults[0].Unseal))
|
|
}
|
|
}
|
|
fmt.Printf("generate candidates: %s (%s)\n", bo.PostGenerateCandidates, bps(bo.SectorSize*uint64(len(bo.SealingResults)), bo.PostGenerateCandidates))
|
|
fmt.Printf("compute epost proof (cold): %s\n", bo.PostEProofCold)
|
|
fmt.Printf("compute epost proof (hot): %s\n", bo.PostEProofHot)
|
|
fmt.Printf("verify epost proof (cold): %s\n", bo.VerifyEPostCold)
|
|
fmt.Printf("verify epost proof (hot): %s\n", bo.VerifyEPostHot)
|
|
}
|
|
return nil
|
|
},
|
|
}
|
|
|
|
if err := app.Run(os.Args); err != nil {
|
|
log.Warn(err)
|
|
return
|
|
}
|
|
}
|
|
|
|
func bps(data uint64, d time.Duration) string {
|
|
bdata := new(big.Int).SetUint64(data)
|
|
bdata = bdata.Mul(bdata, big.NewInt(time.Second.Nanoseconds()))
|
|
bps := bdata.Div(bdata, big.NewInt(d.Nanoseconds()))
|
|
return (types.BigInt{bps}).SizeStr() + "/s"
|
|
}
|