mirror of https://github.com/ethereum/go-ethereum
Péter Szilágyi
6 months ago
parent
4bd55a064c
commit
753e77edbc
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package metrics |
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import "sync/atomic" |
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// ResettingGaugeSnapshot contains a readonly int64.
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type ResettingGaugeSnapshot interface { |
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Value() int64 |
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} |
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// ResettingGauge holds an int64 value that can be set arbitrarily.
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type ResettingGauge interface { |
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Snapshot() ResettingGaugeSnapshot |
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Update(int64) |
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UpdateIfGt(int64) |
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Dec(int64) |
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Inc(int64) |
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} |
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// GetOrRegisterResettingGauge returns an existing Gauge or constructs and registers a
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// new ResettingGauge.
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func GetOrRegisterResettingGauge(name string, r Registry) ResettingGauge { |
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if nil == r { |
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r = DefaultRegistry |
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} |
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return r.GetOrRegister(name, NewResettingGauge).(ResettingGauge) |
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} |
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// NewResettingGauge constructs a new StandardResettingGauge.
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func NewResettingGauge() ResettingGauge { |
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if !Enabled { |
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return NilResettingGauge{} |
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} |
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return &StandardResettingGauge{} |
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} |
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// NewRegisteredResettingGauge constructs and registers a new StandardResettingGauge.
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func NewRegisteredResettingGauge(name string, r Registry) ResettingGauge { |
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c := NewResettingGauge() |
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if nil == r { |
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r = DefaultRegistry |
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} |
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r.Register(name, c) |
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return c |
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} |
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// resettingGaugeSnapshot is a read-only copy of another Gauge.
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type resettingGaugeSnapshot int64 |
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// Value returns the value at the time the snapshot was taken.
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func (g resettingGaugeSnapshot) Value() int64 { return int64(g) } |
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// NilResettingGauge is a no-op Gauge.
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type NilResettingGauge struct{} |
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func (NilResettingGauge) Snapshot() ResettingGaugeSnapshot { return (*emptySnapshot)(nil) } |
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func (NilResettingGauge) Update(v int64) {} |
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func (NilResettingGauge) UpdateIfGt(v int64) {} |
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func (NilResettingGauge) Dec(i int64) {} |
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func (NilResettingGauge) Inc(i int64) {} |
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// StandardResettingGauge is the resetting implementation of a Gauge and uses the
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// sync/atomic package to manage a single int64 value.
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type StandardResettingGauge struct { |
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value atomic.Int64 |
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} |
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// Snapshot returns a read-only copy of the gauge.
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func (g *StandardResettingGauge) Snapshot() ResettingGaugeSnapshot { |
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snapshot := resettingGaugeSnapshot(g.value.Load()) |
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g.value.Store(0) |
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return snapshot |
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} |
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// Update updates the gauge's value.
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func (g *StandardResettingGauge) Update(v int64) { |
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g.value.Store(v) |
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} |
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// Update updates the gauge's value if v is larger then the current value.
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func (g *StandardResettingGauge) UpdateIfGt(v int64) { |
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for { |
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exist := g.value.Load() |
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if exist >= v { |
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break |
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} |
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if g.value.CompareAndSwap(exist, v) { |
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break |
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} |
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} |
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} |
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// Dec decrements the gauge's current value by the given amount.
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func (g *StandardResettingGauge) Dec(i int64) { |
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g.value.Add(-i) |
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} |
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// Inc increments the gauge's current value by the given amount.
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func (g *StandardResettingGauge) Inc(i int64) { |
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g.value.Add(i) |
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} |
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@ -0,0 +1,27 @@ |
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// Copyright 2024 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 miner |
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import "github.com/ethereum/go-ethereum/metrics" |
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// blockRecommitFeeGaugeName is the name of the metrics collection that tracks
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// the block fees generated by each recommit round (relative to the latest).
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var blockRecommitFeeGaugeName = "miner/fees/recommits" |
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// blockFinalFeeGauge is the metric tracking the best fee proposed based on the
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// local transaction pool.
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var blockFinalFeeGauge = metrics.NewRegisteredResettingGauge("miner/fees/proposed", nil) |
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