lotus/cmd/lotus-bench/main.go

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package main
import (
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"context"
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"encoding/json"
"fmt"
"io/ioutil"
"math/big"
"math/rand"
"os"
"path/filepath"
"time"
"github.com/docker/go-units"
logging "github.com/ipfs/go-log/v2"
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"github.com/minio/blake2b-simd"
"github.com/mitchellh/go-homedir"
"github.com/urfave/cli/v2"
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"golang.org/x/xerrors"
"github.com/filecoin-project/go-address"
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paramfetch "github.com/filecoin-project/go-paramfetch"
lcli "github.com/filecoin-project/lotus/cli"
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"github.com/filecoin-project/sector-storage/ffiwrapper"
"github.com/filecoin-project/sector-storage/ffiwrapper/basicfs"
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"github.com/filecoin-project/sector-storage/stores"
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"github.com/filecoin-project/specs-actors/actors/abi"
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"github.com/filecoin-project/specs-actors/actors/builtin/miner"
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"github.com/filecoin-project/specs-storage/storage"
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lapi "github.com/filecoin-project/lotus/api"
"github.com/filecoin-project/lotus/build"
"github.com/filecoin-project/lotus/chain/types"
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"github.com/filecoin-project/lotus/genesis"
)
var log = logging.Logger("lotus-bench")
type BenchResults struct {
SectorSize abi.SectorSize
SealingResults []SealingResult
PostGenerateCandidates time.Duration
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PostWinningProofCold time.Duration
PostWinningProofHot time.Duration
VerifyWinningPostCold time.Duration
VerifyWinningPostHot time.Duration
PostWindowProofCold time.Duration
PostWindowProofHot time.Duration
VerifyWindowPostCold time.Duration
VerifyWindowPostHot time.Duration
}
type SealingResult struct {
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AddPiece time.Duration
PreCommit1 time.Duration
PreCommit2 time.Duration
Commit1 time.Duration
Commit2 time.Duration
Verify time.Duration
Unseal time.Duration
}
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type Commit2In struct {
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SectorNum int64
Phase1Out []byte
SectorSize uint64
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}
func main() {
logging.SetLogLevel("*", "INFO")
log.Info("Starting lotus-bench")
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miner.SupportedProofTypes[abi.RegisteredSealProof_StackedDrg2KiBV1] = struct{}{}
app := &cli.App{
Name: "lotus-bench",
Usage: "Benchmark performance of lotus on your hardware",
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Version: build.UserVersion(),
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Commands: []*cli.Command{
proveCmd,
sealBenchCmd,
importBenchCmd,
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},
}
if err := app.Run(os.Args); err != nil {
log.Warnf("%+v", err)
return
}
}
var sealBenchCmd = &cli.Command{
Name: "sealing",
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: "512MiB",
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: "t01000",
},
&cli.StringFlag{
Name: "benchmark-existing-sectorbuilder",
Usage: "pass a directory to run post timings on an existing sectorbuilder",
},
&cli.BoolFlag{
Name: "json-out",
Usage: "output results in json format",
},
&cli.BoolFlag{
Name: "skip-commit2",
Usage: "skip the commit2 (snark) portion of the benchmark",
},
&cli.BoolFlag{
Name: "skip-unseal",
Usage: "skip the unseal portion of the benchmark",
},
&cli.StringFlag{
Name: "save-commit2-input",
Usage: "Save commit2 input to a file",
},
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&cli.IntFlag{
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Name: "num-sectors",
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Value: 1,
},
},
Action: func(c *cli.Context) error {
if c.Bool("no-gpu") {
err := os.Setenv("BELLMAN_NO_GPU", "1")
if err != nil {
return xerrors.Errorf("setting no-gpu flag: %w", err)
}
}
robench := c.String("benchmark-existing-sectorbuilder")
var sbdir string
if robench == "" {
sdir, err := homedir.Expand(c.String("storage-dir"))
if err != nil {
return err
}
err = os.MkdirAll(sdir, 0775) //nolint:gosec
if err != nil {
return xerrors.Errorf("creating sectorbuilder dir: %w", err)
}
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)
}
}()
// TODO: pretty sure this isnt even needed?
if err := os.MkdirAll(tsdir, 0775); err != nil {
return err
}
sbdir = tsdir
} else {
exp, err := homedir.Expand(robench)
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if err != nil {
return err
}
sbdir = exp
}
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// miner address
maddr, err := address.NewFromString(c.String("miner-addr"))
if err != nil {
return err
}
amid, err := address.IDFromAddress(maddr)
if err != nil {
return err
}
mid := abi.ActorID(amid)
// sector size
sectorSizeInt, err := units.RAMInBytes(c.String("sector-size"))
if err != nil {
return err
}
sectorSize := abi.SectorSize(sectorSizeInt)
spt, err := ffiwrapper.SealProofTypeFromSectorSize(sectorSize)
if err != nil {
return err
}
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cfg := &ffiwrapper.Config{
SealProofType: spt,
}
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// Only fetch parameters if actually needed
if !c.Bool("skip-commit2") {
if err := paramfetch.GetParams(lcli.ReqContext(c), build.ParametersJSON(), uint64(sectorSize)); err != nil {
return xerrors.Errorf("getting params: %w", err)
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}
}
sbfs := &basicfs.Provider{
Root: sbdir,
}
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sb, err := ffiwrapper.New(sbfs, cfg)
if err != nil {
return err
}
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var sealTimings []SealingResult
var sealedSectors []abi.SectorInfo
if robench == "" {
var err error
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sealTimings, sealedSectors, err = runSeals(sb, sbfs, c.Int("num-sectors"), mid, sectorSize, []byte(c.String("ticket-preimage")), c.String("save-commit2-input"), c.Bool("skip-commit2"), c.Bool("skip-unseal"))
if err != nil {
return xerrors.Errorf("failed to run seals: %w", err)
}
}
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beforePost := time.Now()
var challenge [32]byte
rand.Read(challenge[:])
if robench != "" {
// TODO: implement sbfs.List() and use that for all cases (preexisting sectorbuilder or not)
// 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
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}
var genmm map[string]genesis.Miner
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")
}
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for _, s := range genm.Sectors {
sealedSectors = append(sealedSectors, abi.SectorInfo{
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SealedCID: s.CommR,
SectorNumber: s.SectorID,
SealProof: s.ProofType,
})
}
}
bo := BenchResults{
SectorSize: sectorSize,
SealingResults: sealTimings,
}
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if !c.Bool("skip-commit2") {
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log.Info("generating winning post candidates")
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wipt, err := spt.RegisteredWinningPoStProof()
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if err != nil {
return err
}
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fcandidates, err := ffiwrapper.ProofVerifier.GenerateWinningPoStSectorChallenge(context.TODO(), wipt, mid, challenge[:], uint64(len(sealedSectors)))
if err != nil {
return err
}
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candidates := make([]abi.SectorInfo, len(fcandidates))
for i, fcandidate := range fcandidates {
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candidates[i] = sealedSectors[fcandidate]
}
gencandidates := time.Now()
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log.Info("computing winning post snark (cold)")
proof1, err := sb.GenerateWinningPoSt(context.TODO(), mid, candidates, challenge[:])
if err != nil {
return err
}
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winnnigpost1 := time.Now()
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log.Info("computing winning post snark (hot)")
proof2, err := sb.GenerateWinningPoSt(context.TODO(), mid, candidates, challenge[:])
if err != nil {
return err
}
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winnningpost2 := time.Now()
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pvi1 := abi.WinningPoStVerifyInfo{
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Randomness: abi.PoStRandomness(challenge[:]),
Proofs: proof1,
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ChallengedSectors: candidates,
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Prover: mid,
}
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ok, err := ffiwrapper.ProofVerifier.VerifyWinningPoSt(context.TODO(), pvi1)
if err != nil {
return err
}
if !ok {
log.Error("post verification failed")
}
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verifyWinnnigPost1 := time.Now()
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pvi2 := abi.WinningPoStVerifyInfo{
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Randomness: abi.PoStRandomness(challenge[:]),
Proofs: proof2,
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ChallengedSectors: candidates,
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Prover: mid,
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}
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ok, err = ffiwrapper.ProofVerifier.VerifyWinningPoSt(context.TODO(), pvi2)
if err != nil {
return err
}
if !ok {
log.Error("post verification failed")
}
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verifyWinningPost2 := time.Now()
log.Info("computing window post snark (cold)")
wproof1, _, err := sb.GenerateWindowPoSt(context.TODO(), mid, sealedSectors, challenge[:])
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if err != nil {
return err
}
windowpost1 := time.Now()
log.Info("computing window post snark (hot)")
wproof2, _, err := sb.GenerateWindowPoSt(context.TODO(), mid, sealedSectors, challenge[:])
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if err != nil {
return err
}
windowpost2 := time.Now()
wpvi1 := abi.WindowPoStVerifyInfo{
Randomness: challenge[:],
Proofs: wproof1,
ChallengedSectors: sealedSectors,
Prover: mid,
}
ok, err = ffiwrapper.ProofVerifier.VerifyWindowPoSt(context.TODO(), wpvi1)
if err != nil {
return err
}
if !ok {
log.Error("post verification failed")
}
verifyWindowpost1 := time.Now()
wpvi2 := abi.WindowPoStVerifyInfo{
Randomness: challenge[:],
Proofs: wproof2,
ChallengedSectors: sealedSectors,
Prover: mid,
}
ok, err = ffiwrapper.ProofVerifier.VerifyWindowPoSt(context.TODO(), wpvi2)
if err != nil {
return err
}
if !ok {
log.Error("post verification failed")
}
verifyWindowpost2 := time.Now()
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bo.PostGenerateCandidates = gencandidates.Sub(beforePost)
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bo.PostWinningProofCold = winnnigpost1.Sub(gencandidates)
bo.PostWinningProofHot = winnningpost2.Sub(winnnigpost1)
bo.VerifyWinningPostCold = verifyWinnnigPost1.Sub(winnningpost2)
bo.VerifyWinningPostHot = verifyWinningPost2.Sub(verifyWinnnigPost1)
bo.PostWindowProofCold = windowpost1.Sub(verifyWinningPost2)
bo.PostWindowProofHot = windowpost2.Sub(windowpost1)
bo.VerifyWindowPostCold = verifyWindowpost1.Sub(windowpost2)
bo.VerifyWindowPostHot = verifyWindowpost2.Sub(verifyWindowpost1)
}
if c.Bool("json-out") {
data, err := json.MarshalIndent(bo, "", " ")
if err != nil {
return err
}
fmt.Println(string(data))
} else {
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fmt.Printf("----\nresults (v27) (%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 phase 1: %s (%s)\n", bo.SealingResults[0].PreCommit1, bps(bo.SectorSize, bo.SealingResults[0].PreCommit1))
fmt.Printf("seal: preCommit phase 2: %s (%s)\n", bo.SealingResults[0].PreCommit2, bps(bo.SectorSize, bo.SealingResults[0].PreCommit2))
fmt.Printf("seal: commit phase 1: %s (%s)\n", bo.SealingResults[0].Commit1, bps(bo.SectorSize, bo.SealingResults[0].Commit1))
fmt.Printf("seal: commit phase 2: %s (%s)\n", bo.SealingResults[0].Commit2, bps(bo.SectorSize, bo.SealingResults[0].Commit2))
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))
}
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fmt.Println("")
}
if !c.Bool("skip-commit2") {
fmt.Printf("generate candidates: %s (%s)\n", bo.PostGenerateCandidates, bps(bo.SectorSize*abi.SectorSize(len(bo.SealingResults)), bo.PostGenerateCandidates))
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fmt.Printf("compute winnnig post proof (cold): %s\n", bo.PostWinningProofCold)
fmt.Printf("compute winnnig post proof (hot): %s\n", bo.PostWinningProofHot)
fmt.Printf("verify winnnig post proof (cold): %s\n", bo.VerifyWinningPostCold)
fmt.Printf("verify winnnig post proof (hot): %s\n\n", bo.VerifyWinningPostHot)
fmt.Printf("compute window post proof (cold): %s\n", bo.PostWindowProofCold)
fmt.Printf("compute window post proof (hot): %s\n", bo.PostWindowProofHot)
fmt.Printf("verify window post proof (cold): %s\n", bo.VerifyWindowPostCold)
fmt.Printf("verify window post proof (hot): %s\n", bo.VerifyWindowPostHot)
}
}
return nil
},
}
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func runSeals(sb *ffiwrapper.Sealer, sbfs *basicfs.Provider, numSectors int, mid abi.ActorID, sectorSize abi.SectorSize, ticketPreimage []byte, saveC2inp string, skipc2, skipunseal bool) ([]SealingResult, []abi.SectorInfo, error) {
var sealTimings []SealingResult
var sealedSectors []abi.SectorInfo
for i := abi.SectorNumber(1); i <= abi.SectorNumber(numSectors); i++ {
sid := abi.SectorID{
Miner: mid,
Number: i,
}
start := time.Now()
log.Info("Writing piece into sector...")
r := rand.New(rand.NewSource(100 + int64(i)))
pi, err := sb.AddPiece(context.TODO(), sid, nil, abi.PaddedPieceSize(sectorSize).Unpadded(), r)
if err != nil {
return nil, nil, err
}
addpiece := time.Now()
trand := blake2b.Sum256(ticketPreimage)
ticket := abi.SealRandomness(trand[:])
log.Info("Running replication(1)...")
pieces := []abi.PieceInfo{pi}
pc1o, err := sb.SealPreCommit1(context.TODO(), sid, ticket, pieces)
if err != nil {
return nil, nil, xerrors.Errorf("commit: %w", err)
}
precommit1 := time.Now()
log.Info("Running replication(2)...")
cids, err := sb.SealPreCommit2(context.TODO(), sid, pc1o)
if err != nil {
return nil, nil, xerrors.Errorf("commit: %w", err)
}
precommit2 := time.Now()
sealedSectors = append(sealedSectors, abi.SectorInfo{
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SealProof: sb.SealProofType(),
SectorNumber: i,
SealedCID: cids.Sealed,
})
seed := lapi.SealSeed{
Epoch: 101,
Value: []byte{1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 255},
}
log.Info("Generating PoRep for sector (1)")
c1o, err := sb.SealCommit1(context.TODO(), sid, ticket, seed.Value, pieces, cids)
if err != nil {
return nil, nil, err
}
sealcommit1 := time.Now()
log.Info("Generating PoRep for sector (2)")
if saveC2inp != "" {
c2in := Commit2In{
SectorNum: int64(i),
Phase1Out: c1o,
SectorSize: uint64(sectorSize),
}
b, err := json.Marshal(&c2in)
if err != nil {
return nil, nil, err
}
if err := ioutil.WriteFile(saveC2inp, b, 0664); err != nil {
log.Warnf("%+v", err)
}
}
var proof storage.Proof
if !skipc2 {
proof, err = sb.SealCommit2(context.TODO(), sid, c1o)
if err != nil {
return nil, nil, err
}
}
sealcommit2 := time.Now()
if !skipc2 {
svi := abi.SealVerifyInfo{
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SectorID: abi.SectorID{Miner: mid, Number: i},
SealedCID: cids.Sealed,
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SealProof: sb.SealProofType(),
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Proof: proof,
DealIDs: nil,
Randomness: ticket,
InteractiveRandomness: seed.Value,
UnsealedCID: cids.Unsealed,
}
ok, err := ffiwrapper.ProofVerifier.VerifySeal(svi)
if err != nil {
return nil, nil, err
}
if !ok {
return nil, nil, xerrors.Errorf("porep proof for sector %d was invalid", i)
}
}
verifySeal := time.Now()
if !skipunseal {
log.Info("Unsealing sector")
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{
p, done, err := sbfs.AcquireSector(context.TODO(), abi.SectorID{Miner: mid, Number: 1}, stores.FTUnsealed, stores.FTNone, true)
if err != nil {
return nil, nil, xerrors.Errorf("acquire unsealed sector for removing: %w", err)
}
done()
if err := os.Remove(p.Unsealed); err != nil {
return nil, nil, xerrors.Errorf("removing unsealed sector: %w", err)
}
}
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err := sb.UnsealPiece(context.TODO(), abi.SectorID{Miner: mid, Number: 1}, 0, abi.PaddedPieceSize(sectorSize).Unpadded(), ticket, cids.Unsealed)
if err != nil {
return nil, nil, err
}
}
unseal := time.Now()
sealTimings = append(sealTimings, SealingResult{
AddPiece: addpiece.Sub(start),
PreCommit1: precommit1.Sub(addpiece),
PreCommit2: precommit2.Sub(precommit1),
Commit1: sealcommit1.Sub(precommit2),
Commit2: sealcommit2.Sub(sealcommit1),
Verify: verifySeal.Sub(sealcommit2),
Unseal: unseal.Sub(verifySeal),
})
}
return sealTimings, sealedSectors, nil
}
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var proveCmd = &cli.Command{
Name: "prove",
Usage: "Benchmark a proof computation",
Flags: []cli.Flag{
&cli.BoolFlag{
Name: "no-gpu",
Usage: "disable gpu usage for the benchmark run",
},
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&cli.StringFlag{
Name: "miner-addr",
Usage: "pass miner address (only necessary if using existing sectorbuilder)",
Value: "t01000",
},
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},
Action: func(c *cli.Context) error {
if c.Bool("no-gpu") {
err := os.Setenv("BELLMAN_NO_GPU", "1")
if err != nil {
return xerrors.Errorf("setting no-gpu flag: %w", err)
}
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}
if !c.Args().Present() {
return xerrors.Errorf("Usage: lotus-bench prove [input.json]")
}
inb, err := ioutil.ReadFile(c.Args().First())
if err != nil {
return xerrors.Errorf("reading input file: %w", err)
}
var c2in Commit2In
if err := json.Unmarshal(inb, &c2in); err != nil {
return xerrors.Errorf("unmarshalling input file: %w", err)
}
if err := paramfetch.GetParams(lcli.ReqContext(c), build.ParametersJSON(), c2in.SectorSize); err != nil {
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return xerrors.Errorf("getting params: %w", err)
}
maddr, err := address.NewFromString(c.String("miner-addr"))
if err != nil {
return err
}
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mid, err := address.IDFromAddress(maddr)
if err != nil {
return err
}
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spt, err := ffiwrapper.SealProofTypeFromSectorSize(abi.SectorSize(c2in.SectorSize))
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if err != nil {
return err
}
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cfg := &ffiwrapper.Config{
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SealProofType: spt,
}
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sb, err := ffiwrapper.New(nil, cfg)
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if err != nil {
return err
}
start := time.Now()
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proof, err := sb.SealCommit2(context.TODO(), abi.SectorID{Miner: abi.ActorID(mid), Number: abi.SectorNumber(c2in.SectorNum)}, c2in.Phase1Out)
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if err != nil {
return err
}
sealCommit2 := time.Now()
fmt.Printf("proof: %x\n", proof)
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fmt.Printf("----\nresults (v27) (%d)\n", c2in.SectorSize)
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dur := sealCommit2.Sub(start)
fmt.Printf("seal: commit phase 2: %s (%s)\n", dur, bps(abi.SectorSize(c2in.SectorSize), dur))
return nil
},
}
func bps(data abi.SectorSize, d time.Duration) string {
bdata := new(big.Int).SetUint64(uint64(data))
bdata = bdata.Mul(bdata, big.NewInt(time.Second.Nanoseconds()))
bps := bdata.Div(bdata, big.NewInt(d.Nanoseconds()))
return types.SizeStr(types.BigInt{bps}) + "/s"
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}