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lotus-stats: optmize getting miner power #4315

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merged 2 commits into from
Oct 12, 2020
Merged

lotus-stats: optmize getting miner power #4315

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lotus-stats: optmize getting miner power
travisperson Oct 11, 2020
c296e1b
use actor abstraction in metrics command
Stebalien Oct 12, 2020
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42 changes: 35 additions & 7 deletions tools/stats/metrics.go
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Original file line number Diff line number Diff line change
Expand Up @@ -16,6 +16,9 @@ import (
"github.com/filecoin-project/lotus/chain/actors/builtin/reward"
"github.com/filecoin-project/lotus/chain/store"
"github.com/filecoin-project/lotus/chain/types"
"github.com/filecoin-project/specs-actors/actors/builtin"
"github.com/filecoin-project/specs-actors/actors/builtin/power"
"github.com/filecoin-project/specs-actors/actors/util/adt"

"github.com/ipfs/go-cid"
"github.com/multiformats/go-multihash"
Expand Down Expand Up @@ -269,22 +272,47 @@ func RecordTipsetStatePoints(ctx context.Context, api api.FullNode, pl *PointLis
p = NewPoint("chain.power", totalPower.TotalPower.QualityAdjPower.Int64())
pl.AddPoint(p)

miners, err := api.StateListMiners(ctx, tipset.Key())
powerActor, err := api.StateGetActor(ctx, builtin.StoragePowerActorAddr, tipset.Key())
if err != nil {
return err
}

for _, addr := range miners {
mp, err := api.StateMinerPower(ctx, addr, tipset.Key())
powerRaw, err := api.ChainReadObj(ctx, powerActor.Head)
if err != nil {
return err
}

var powerActorState power.State

if err := powerActorState.UnmarshalCBOR(bytes.NewReader(powerRaw)); err != nil {
return fmt.Errorf("failed to unmarshal power actor state: %w", err)
}

s := &ApiIpldStore{ctx, api}
mp, err := adt.AsMap(s, powerActorState.Claims)
if err != nil {
return err
}

var claim power.Claim
err = mp.ForEach(&claim, func(key string) error {
addr, err := address.NewFromBytes([]byte(key))
if err != nil {
return err
}

if !mp.MinerPower.QualityAdjPower.IsZero() {
p = NewPoint("chain.miner_power", mp.MinerPower.QualityAdjPower.Int64())
p.AddTag("miner", addr.String())
pl.AddPoint(p)
if claim.QualityAdjPower.Int64() == 0 {
return nil
}

p = NewPoint("chain.miner_power", claim.QualityAdjPower.Int64())
p.AddTag("miner", addr.String())
pl.AddPoint(p)

return nil
})
if err != nil {
return err
}

return nil
Expand Down