756 lines
20 KiB
Go
756 lines
20 KiB
Go
package main
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import (
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"context"
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"encoding/json"
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"fmt"
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"io/ioutil"
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"math/big"
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"math/rand"
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"os"
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"path/filepath"
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"time"
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saproof2 "github.com/filecoin-project/specs-actors/v2/actors/runtime/proof"
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"github.com/docker/go-units"
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logging "github.com/ipfs/go-log/v2"
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"github.com/minio/blake2b-simd"
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"github.com/mitchellh/go-homedir"
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"github.com/urfave/cli/v2"
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"golang.org/x/xerrors"
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"github.com/filecoin-project/go-address"
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paramfetch "github.com/filecoin-project/go-paramfetch"
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"github.com/filecoin-project/go-state-types/abi"
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lcli "github.com/filecoin-project/lotus/cli"
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"github.com/filecoin-project/lotus/extern/sector-storage/ffiwrapper"
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"github.com/filecoin-project/lotus/extern/sector-storage/ffiwrapper/basicfs"
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"github.com/filecoin-project/lotus/extern/sector-storage/storiface"
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"github.com/filecoin-project/specs-storage/storage"
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lapi "github.com/filecoin-project/lotus/api"
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"github.com/filecoin-project/lotus/build"
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"github.com/filecoin-project/lotus/chain/actors/builtin/miner"
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"github.com/filecoin-project/lotus/chain/actors/policy"
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"github.com/filecoin-project/lotus/chain/types"
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"github.com/filecoin-project/lotus/genesis"
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)
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var log = logging.Logger("lotus-bench")
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type BenchResults struct {
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SectorSize abi.SectorSize
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SealingResults []SealingResult
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PostGenerateCandidates time.Duration
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PostWinningProofCold time.Duration
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PostWinningProofHot time.Duration
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VerifyWinningPostCold time.Duration
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VerifyWinningPostHot time.Duration
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PostWindowProofCold time.Duration
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PostWindowProofHot time.Duration
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VerifyWindowPostCold time.Duration
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VerifyWindowPostHot time.Duration
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}
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type SealingResult struct {
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AddPiece time.Duration
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PreCommit1 time.Duration
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PreCommit2 time.Duration
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Commit1 time.Duration
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Commit2 time.Duration
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Verify time.Duration
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Unseal time.Duration
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}
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type Commit2In struct {
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SectorNum int64
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Phase1Out []byte
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SectorSize uint64
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}
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func main() {
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logging.SetLogLevel("*", "INFO")
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log.Info("Starting lotus-bench")
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app := &cli.App{
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Name: "lotus-bench",
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Usage: "Benchmark performance of lotus on your hardware",
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Version: build.UserVersion(),
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Commands: []*cli.Command{
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proveCmd,
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sealBenchCmd,
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importBenchCmd,
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},
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}
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if err := app.Run(os.Args); err != nil {
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log.Warnf("%+v", err)
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return
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}
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}
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var sealBenchCmd = &cli.Command{
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Name: "sealing",
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Flags: []cli.Flag{
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&cli.StringFlag{
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Name: "storage-dir",
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Value: "~/.lotus-bench",
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Usage: "Path to the storage directory that will store sectors long term",
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},
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&cli.StringFlag{
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Name: "sector-size",
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Value: "512MiB",
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Usage: "size of the sectors in bytes, i.e. 32GiB",
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},
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&cli.BoolFlag{
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Name: "no-gpu",
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Usage: "disable gpu usage for the benchmark run",
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},
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&cli.StringFlag{
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Name: "miner-addr",
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Usage: "pass miner address (only necessary if using existing sectorbuilder)",
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Value: "t01000",
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},
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&cli.StringFlag{
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Name: "benchmark-existing-sectorbuilder",
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Usage: "pass a directory to run post timings on an existing sectorbuilder",
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},
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&cli.BoolFlag{
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Name: "json-out",
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Usage: "output results in json format",
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},
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&cli.BoolFlag{
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Name: "skip-commit2",
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Usage: "skip the commit2 (snark) portion of the benchmark",
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},
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&cli.BoolFlag{
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Name: "skip-unseal",
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Usage: "skip the unseal portion of the benchmark",
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},
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&cli.StringFlag{
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Name: "save-commit2-input",
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Usage: "Save commit2 input to a file",
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},
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&cli.IntFlag{
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Name: "num-sectors",
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Value: 1,
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},
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&cli.IntFlag{
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Name: "parallel",
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Value: 1,
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},
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},
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Action: func(c *cli.Context) error {
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policy.AddSupportedProofTypes(abi.RegisteredSealProof_StackedDrg2KiBV1)
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if c.Bool("no-gpu") {
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err := os.Setenv("BELLMAN_NO_GPU", "1")
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if err != nil {
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return xerrors.Errorf("setting no-gpu flag: %w", err)
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}
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}
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robench := c.String("benchmark-existing-sectorbuilder")
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var sbdir string
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if robench == "" {
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sdir, err := homedir.Expand(c.String("storage-dir"))
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if err != nil {
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return err
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}
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err = os.MkdirAll(sdir, 0775) //nolint:gosec
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if err != nil {
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return xerrors.Errorf("creating sectorbuilder dir: %w", err)
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}
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tsdir, err := ioutil.TempDir(sdir, "bench")
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if err != nil {
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return err
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}
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defer func() {
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if err := os.RemoveAll(tsdir); err != nil {
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log.Warn("remove all: ", err)
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}
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}()
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// TODO: pretty sure this isnt even needed?
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if err := os.MkdirAll(tsdir, 0775); err != nil {
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return err
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}
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sbdir = tsdir
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} else {
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exp, err := homedir.Expand(robench)
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if err != nil {
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return err
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}
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sbdir = exp
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}
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// miner address
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maddr, err := address.NewFromString(c.String("miner-addr"))
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if err != nil {
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return err
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}
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amid, err := address.IDFromAddress(maddr)
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if err != nil {
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return err
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}
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mid := abi.ActorID(amid)
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// sector size
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sectorSizeInt, err := units.RAMInBytes(c.String("sector-size"))
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if err != nil {
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return err
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}
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sectorSize := abi.SectorSize(sectorSizeInt)
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// Only fetch parameters if actually needed
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if !c.Bool("skip-commit2") {
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if err := paramfetch.GetParams(lcli.ReqContext(c), build.ParametersJSON(), uint64(sectorSize)); err != nil {
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return xerrors.Errorf("getting params: %w", err)
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}
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}
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sbfs := &basicfs.Provider{
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Root: sbdir,
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}
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sb, err := ffiwrapper.New(sbfs)
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if err != nil {
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return err
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}
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var sealTimings []SealingResult
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var sealedSectors []saproof2.SectorInfo
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if robench == "" {
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var err error
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parCfg := ParCfg{
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PreCommit1: c.Int("parallel"),
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PreCommit2: 1,
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Commit: 1,
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}
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sealTimings, sealedSectors, err = runSeals(sb, sbfs, c.Int("num-sectors"), parCfg, mid, sectorSize, []byte(c.String("ticket-preimage")), c.String("save-commit2-input"), c.Bool("skip-commit2"), c.Bool("skip-unseal"))
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if err != nil {
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return xerrors.Errorf("failed to run seals: %w", err)
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}
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}
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beforePost := time.Now()
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var challenge [32]byte
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rand.Read(challenge[:])
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if robench != "" {
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// TODO: implement sbfs.List() and use that for all cases (preexisting sectorbuilder or not)
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// TODO: this assumes we only ever benchmark a preseal
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// sectorbuilder directory... we need a better way to handle
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// this in other cases
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fdata, err := ioutil.ReadFile(filepath.Join(sbdir, "pre-seal-"+maddr.String()+".json"))
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if err != nil {
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return err
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}
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var genmm map[string]genesis.Miner
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if err := json.Unmarshal(fdata, &genmm); err != nil {
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return err
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}
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genm, ok := genmm[maddr.String()]
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if !ok {
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return xerrors.Errorf("preseal file didnt have expected miner in it")
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}
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for _, s := range genm.Sectors {
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sealedSectors = append(sealedSectors, saproof2.SectorInfo{
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SealedCID: s.CommR,
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SectorNumber: s.SectorID,
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SealProof: s.ProofType,
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})
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}
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}
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bo := BenchResults{
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SectorSize: sectorSize,
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SealingResults: sealTimings,
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}
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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(sectorSize).RegisteredWinningPoStProof()
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if err != nil {
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return err
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}
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fcandidates, err := ffiwrapper.ProofVerifier.GenerateWinningPoStSectorChallenge(context.TODO(), wipt, mid, challenge[:], uint64(len(sealedSectors)))
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if err != nil {
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return err
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}
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candidates := make([]saproof2.SectorInfo, len(fcandidates))
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for i, fcandidate := range fcandidates {
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candidates[i] = sealedSectors[fcandidate]
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}
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gencandidates := time.Now()
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log.Info("computing winning post snark (cold)")
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proof1, err := sb.GenerateWinningPoSt(context.TODO(), mid, candidates, challenge[:])
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if err != nil {
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return err
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}
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winningpost1 := time.Now()
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log.Info("computing winning post snark (hot)")
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proof2, err := sb.GenerateWinningPoSt(context.TODO(), mid, candidates, challenge[:])
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if err != nil {
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return err
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}
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winnningpost2 := time.Now()
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pvi1 := saproof2.WinningPoStVerifyInfo{
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Randomness: abi.PoStRandomness(challenge[:]),
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Proofs: proof1,
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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(), pvi1)
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if err != nil {
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return err
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}
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if !ok {
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log.Error("post verification failed")
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}
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verifyWinningPost1 := time.Now()
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pvi2 := saproof2.WinningPoStVerifyInfo{
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Randomness: abi.PoStRandomness(challenge[:]),
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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)
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if err != nil {
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return err
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}
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if !ok {
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log.Error("post verification failed")
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}
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verifyWinningPost2 := time.Now()
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log.Info("computing window post snark (cold)")
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wproof1, _, err := sb.GenerateWindowPoSt(context.TODO(), mid, sealedSectors, challenge[:])
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if err != nil {
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return err
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}
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windowpost1 := time.Now()
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log.Info("computing window post snark (hot)")
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wproof2, _, err := sb.GenerateWindowPoSt(context.TODO(), mid, sealedSectors, challenge[:])
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if err != nil {
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return err
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}
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windowpost2 := time.Now()
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wpvi1 := saproof2.WindowPoStVerifyInfo{
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Randomness: challenge[:],
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Proofs: wproof1,
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ChallengedSectors: sealedSectors,
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Prover: mid,
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}
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ok, err = ffiwrapper.ProofVerifier.VerifyWindowPoSt(context.TODO(), wpvi1)
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if err != nil {
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return err
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}
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if !ok {
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log.Error("window post verification failed")
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}
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verifyWindowpost1 := time.Now()
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wpvi2 := saproof2.WindowPoStVerifyInfo{
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Randomness: challenge[:],
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Proofs: wproof2,
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ChallengedSectors: sealedSectors,
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Prover: mid,
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}
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ok, err = ffiwrapper.ProofVerifier.VerifyWindowPoSt(context.TODO(), wpvi2)
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if err != nil {
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return err
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}
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if !ok {
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log.Error("window post verification failed")
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}
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verifyWindowpost2 := time.Now()
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bo.PostGenerateCandidates = gencandidates.Sub(beforePost)
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bo.PostWinningProofCold = winningpost1.Sub(gencandidates)
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bo.PostWinningProofHot = winnningpost2.Sub(winningpost1)
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bo.VerifyWinningPostCold = verifyWinningPost1.Sub(winnningpost2)
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bo.VerifyWinningPostHot = verifyWinningPost2.Sub(verifyWinningPost1)
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bo.PostWindowProofCold = windowpost1.Sub(verifyWinningPost2)
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bo.PostWindowProofHot = windowpost2.Sub(windowpost1)
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bo.VerifyWindowPostCold = verifyWindowpost1.Sub(windowpost2)
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bo.VerifyWindowPostHot = verifyWindowpost2.Sub(verifyWindowpost1)
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}
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if c.Bool("json-out") {
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data, err := json.MarshalIndent(bo, "", " ")
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if err != nil {
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return err
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}
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fmt.Println(string(data))
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} else {
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fmt.Printf("----\nresults (v28) (%d)\n", sectorSize)
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if robench == "" {
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fmt.Printf("seal: addPiece: %s (%s)\n", bo.SealingResults[0].AddPiece, bps(bo.SectorSize, bo.SealingResults[0].AddPiece)) // TODO: average across multiple sealings
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fmt.Printf("seal: preCommit phase 1: %s (%s)\n", bo.SealingResults[0].PreCommit1, bps(bo.SectorSize, bo.SealingResults[0].PreCommit1))
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fmt.Printf("seal: preCommit phase 2: %s (%s)\n", bo.SealingResults[0].PreCommit2, bps(bo.SectorSize, bo.SealingResults[0].PreCommit2))
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fmt.Printf("seal: commit phase 1: %s (%s)\n", bo.SealingResults[0].Commit1, bps(bo.SectorSize, bo.SealingResults[0].Commit1))
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fmt.Printf("seal: commit phase 2: %s (%s)\n", bo.SealingResults[0].Commit2, bps(bo.SectorSize, bo.SealingResults[0].Commit2))
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fmt.Printf("seal: verify: %s\n", bo.SealingResults[0].Verify)
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if !c.Bool("skip-unseal") {
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fmt.Printf("unseal: %s (%s)\n", bo.SealingResults[0].Unseal, bps(bo.SectorSize, bo.SealingResults[0].Unseal))
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}
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fmt.Println("")
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}
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if !c.Bool("skip-commit2") {
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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 winning post proof (cold): %s\n", bo.PostWinningProofCold)
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fmt.Printf("compute winning post proof (hot): %s\n", bo.PostWinningProofHot)
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fmt.Printf("verify winning post proof (cold): %s\n", bo.VerifyWinningPostCold)
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fmt.Printf("verify winning post proof (hot): %s\n\n", bo.VerifyWinningPostHot)
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fmt.Printf("compute window post proof (cold): %s\n", bo.PostWindowProofCold)
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fmt.Printf("compute window post proof (hot): %s\n", bo.PostWindowProofHot)
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fmt.Printf("verify window post proof (cold): %s\n", bo.VerifyWindowPostCold)
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fmt.Printf("verify window post proof (hot): %s\n", bo.VerifyWindowPostHot)
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}
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}
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return nil
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},
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}
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type ParCfg struct {
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PreCommit1 int
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PreCommit2 int
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Commit int
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}
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func runSeals(sb *ffiwrapper.Sealer, sbfs *basicfs.Provider, numSectors int, par ParCfg, mid abi.ActorID, sectorSize abi.SectorSize, ticketPreimage []byte, saveC2inp string, skipc2, skipunseal bool) ([]SealingResult, []saproof2.SectorInfo, error) {
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var pieces []abi.PieceInfo
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sealTimings := make([]SealingResult, numSectors)
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sealedSectors := make([]saproof2.SectorInfo, numSectors)
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preCommit2Sema := make(chan struct{}, par.PreCommit2)
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commitSema := make(chan struct{}, par.Commit)
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if numSectors%par.PreCommit1 != 0 {
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return nil, nil, fmt.Errorf("parallelism factor must cleanly divide numSectors")
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}
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for i := abi.SectorNumber(1); i <= abi.SectorNumber(numSectors); i++ {
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sid := storage.SectorRef{
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ID: abi.SectorID{
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Miner: mid,
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Number: i,
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},
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ProofType: spt(sectorSize),
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}
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start := time.Now()
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log.Infof("[%d] Writing piece into sector...", i)
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r := rand.New(rand.NewSource(100 + int64(i)))
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pi, err := sb.AddPiece(context.TODO(), sid, nil, abi.PaddedPieceSize(sectorSize).Unpadded(), r)
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if err != nil {
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return nil, nil, err
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}
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pieces = append(pieces, pi)
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sealTimings[i-1].AddPiece = time.Since(start)
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}
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sectorsPerWorker := numSectors / par.PreCommit1
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errs := make(chan error, par.PreCommit1)
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for wid := 0; wid < par.PreCommit1; wid++ {
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go func(worker int) {
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sealerr := func() error {
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start := 1 + (worker * sectorsPerWorker)
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end := start + sectorsPerWorker
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for i := abi.SectorNumber(start); i < abi.SectorNumber(end); i++ {
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ix := int(i - 1)
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sid := storage.SectorRef{
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|
ID: abi.SectorID{
|
|
Miner: mid,
|
|
Number: i,
|
|
},
|
|
ProofType: spt(sectorSize),
|
|
}
|
|
|
|
start := time.Now()
|
|
|
|
trand := blake2b.Sum256(ticketPreimage)
|
|
ticket := abi.SealRandomness(trand[:])
|
|
|
|
log.Infof("[%d] Running replication(1)...", i)
|
|
pieces := []abi.PieceInfo{pieces[ix]}
|
|
pc1o, err := sb.SealPreCommit1(context.TODO(), sid, ticket, pieces)
|
|
if err != nil {
|
|
return xerrors.Errorf("commit: %w", err)
|
|
}
|
|
|
|
precommit1 := time.Now()
|
|
|
|
preCommit2Sema <- struct{}{}
|
|
pc2Start := time.Now()
|
|
log.Infof("[%d] Running replication(2)...", i)
|
|
cids, err := sb.SealPreCommit2(context.TODO(), sid, pc1o)
|
|
if err != nil {
|
|
return xerrors.Errorf("commit: %w", err)
|
|
}
|
|
|
|
precommit2 := time.Now()
|
|
<-preCommit2Sema
|
|
|
|
sealedSectors[ix] = saproof2.SectorInfo{
|
|
SealProof: sid.ProofType,
|
|
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},
|
|
}
|
|
|
|
commitSema <- struct{}{}
|
|
commitStart := time.Now()
|
|
log.Infof("[%d] Generating PoRep for sector (1)", i)
|
|
c1o, err := sb.SealCommit1(context.TODO(), sid, ticket, seed.Value, pieces, cids)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
sealcommit1 := time.Now()
|
|
|
|
log.Infof("[%d] Generating PoRep for sector (2)", i)
|
|
|
|
if saveC2inp != "" {
|
|
c2in := Commit2In{
|
|
SectorNum: int64(i),
|
|
Phase1Out: c1o,
|
|
SectorSize: uint64(sectorSize),
|
|
}
|
|
|
|
b, err := json.Marshal(&c2in)
|
|
if err != nil {
|
|
return 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 err
|
|
}
|
|
}
|
|
|
|
sealcommit2 := time.Now()
|
|
<-commitSema
|
|
|
|
if !skipc2 {
|
|
svi := saproof2.SealVerifyInfo{
|
|
SectorID: abi.SectorID{Miner: mid, Number: i},
|
|
SealedCID: cids.Sealed,
|
|
SealProof: sid.ProofType,
|
|
Proof: proof,
|
|
DealIDs: nil,
|
|
Randomness: ticket,
|
|
InteractiveRandomness: seed.Value,
|
|
UnsealedCID: cids.Unsealed,
|
|
}
|
|
|
|
ok, err := ffiwrapper.ProofVerifier.VerifySeal(svi)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
if !ok {
|
|
return xerrors.Errorf("porep proof for sector %d was invalid", i)
|
|
}
|
|
}
|
|
|
|
verifySeal := time.Now()
|
|
|
|
if !skipunseal {
|
|
log.Infof("[%d] Unsealing sector", i)
|
|
{
|
|
p, done, err := sbfs.AcquireSector(context.TODO(), sid, storiface.FTUnsealed, storiface.FTNone, storiface.PathSealing)
|
|
if err != nil {
|
|
return xerrors.Errorf("acquire unsealed sector for removing: %w", err)
|
|
}
|
|
done()
|
|
|
|
if err := os.Remove(p.Unsealed); err != nil {
|
|
return xerrors.Errorf("removing unsealed sector: %w", err)
|
|
}
|
|
}
|
|
|
|
err := sb.UnsealPiece(context.TODO(), sid, 0, abi.PaddedPieceSize(sectorSize).Unpadded(), ticket, cids.Unsealed)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
}
|
|
unseal := time.Now()
|
|
|
|
sealTimings[ix].PreCommit1 = precommit1.Sub(start)
|
|
sealTimings[ix].PreCommit2 = precommit2.Sub(pc2Start)
|
|
sealTimings[ix].Commit1 = sealcommit1.Sub(commitStart)
|
|
sealTimings[ix].Commit2 = sealcommit2.Sub(sealcommit1)
|
|
sealTimings[ix].Verify = verifySeal.Sub(sealcommit2)
|
|
sealTimings[ix].Unseal = unseal.Sub(verifySeal)
|
|
}
|
|
return nil
|
|
}()
|
|
if sealerr != nil {
|
|
errs <- sealerr
|
|
return
|
|
}
|
|
errs <- nil
|
|
}(wid)
|
|
}
|
|
|
|
for i := 0; i < par.PreCommit1; i++ {
|
|
err := <-errs
|
|
if err != nil {
|
|
return nil, nil, err
|
|
}
|
|
}
|
|
|
|
return sealTimings, sealedSectors, nil
|
|
}
|
|
|
|
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",
|
|
},
|
|
&cli.StringFlag{
|
|
Name: "miner-addr",
|
|
Usage: "pass miner address (only necessary if using existing sectorbuilder)",
|
|
Value: "t01000",
|
|
},
|
|
},
|
|
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)
|
|
}
|
|
}
|
|
|
|
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 {
|
|
return xerrors.Errorf("getting params: %w", err)
|
|
}
|
|
|
|
maddr, err := address.NewFromString(c.String("miner-addr"))
|
|
if err != nil {
|
|
return err
|
|
}
|
|
mid, err := address.IDFromAddress(maddr)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
sb, err := ffiwrapper.New(nil)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
start := time.Now()
|
|
|
|
ref := storage.SectorRef{
|
|
ID: abi.SectorID{
|
|
Miner: abi.ActorID(mid),
|
|
Number: abi.SectorNumber(c2in.SectorNum),
|
|
},
|
|
ProofType: spt(abi.SectorSize(c2in.SectorSize)),
|
|
}
|
|
|
|
proof, err := sb.SealCommit2(context.TODO(), ref, c2in.Phase1Out)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
sealCommit2 := time.Now()
|
|
|
|
fmt.Printf("proof: %x\n", proof)
|
|
|
|
fmt.Printf("----\nresults (v28) (%d)\n", c2in.SectorSize)
|
|
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{Int: bps}) + "/s"
|
|
}
|
|
|
|
func spt(ssize abi.SectorSize) abi.RegisteredSealProof {
|
|
spt, err := miner.SealProofTypeFromSectorSize(ssize, build.NewestNetworkVersion)
|
|
if err != nil {
|
|
panic(err)
|
|
}
|
|
|
|
return spt
|
|
}
|