Add additional metrics (#2500)
* Add additional metrics Continues addressing https://github.com/cosmos/cosmos-sdk/issues/2169. * Add nop metrics to fix NPE * Tweak buckets, code review * Update buckets * Update docs with new metrics * Code review updates
This commit is contained in:
Matthew Slipper
Alexander Simmerl
parent
ee7b3d260e
commit
92343ef484
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@ -44,6 +44,9 @@ type Metrics struct {
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CommittedHeight metrics.Gauge
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// Whether or not a node is fast syncing. 1 if yes, 0 if no.
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FastSyncing metrics.Gauge
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// Number of blockparts transmitted by peer.
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BlockParts metrics.Counter
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}
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// PrometheusMetrics returns Metrics build using Prometheus client library.
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@ -136,6 +139,12 @@ func PrometheusMetrics(namespace string) *Metrics {
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Name: "fast_syncing",
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Help: "Whether or not a node is fast syncing. 1 if yes, 0 if no.",
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}, []string{}),
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BlockParts: prometheus.NewCounterFrom(stdprometheus.CounterOpts{
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Namespace: namespace,
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Subsystem: MetricsSubsystem,
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Name: "block_parts",
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Help: "Number of blockparts transmitted by peer.",
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}, []string{"peer_id"}),
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}
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}
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@ -160,5 +169,6 @@ func NopMetrics() *Metrics {
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TotalTxs: discard.NewGauge(),
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CommittedHeight: discard.NewGauge(),
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FastSyncing: discard.NewGauge(),
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BlockParts: discard.NewCounter(),
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}
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}
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@ -8,7 +8,7 @@ import (
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"github.com/pkg/errors"
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amino "github.com/tendermint/go-amino"
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"github.com/tendermint/go-amino"
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cstypes "github.com/tendermint/tendermint/consensus/types"
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cmn "github.com/tendermint/tendermint/libs/common"
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@ -274,7 +274,7 @@ func (conR *ConsensusReactor) Receive(chID byte, src p2p.Peer, msgBytes []byte)
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ps.ApplyProposalPOLMessage(msg)
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case *BlockPartMessage:
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ps.SetHasProposalBlockPart(msg.Height, msg.Round, msg.Part.Index)
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conR.metrics.BlockParts.With("peer_id", string(src.ID())).Add(1)
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conR.conS.peerMsgQueue <- msgInfo{msg, src.ID()}
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default:
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conR.Logger.Error(fmt.Sprintf("Unknown message type %v", reflect.TypeOf(msg)))
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@ -8,35 +8,45 @@ This functionality is disabled by default.
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To enable the Prometheus metrics, set `instrumentation.prometheus=true` if your
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config file. Metrics will be served under `/metrics` on 26660 port by default.
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Listen address can be changed in the config file (see
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`instrumentation.prometheus_listen_addr`).
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`instrumentation.prometheus\_listen\_addr`).
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## List of available metrics
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The following metrics are available:
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```
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| Name | Type | Since | Description |
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| --------------------------------------- | ------- | --------- | ----------------------------------------------------------------------------- |
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| consensus_height | Gauge | 0.21.0 | Height of the chain |
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| consensus_validators | Gauge | 0.21.0 | Number of validators |
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| consensus_validators_power | Gauge | 0.21.0 | Total voting power of all validators |
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| consensus_missing_validators | Gauge | 0.21.0 | Number of validators who did not sign |
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| consensus_missing_validators_power | Gauge | 0.21.0 | Total voting power of the missing validators |
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| consensus_byzantine_validators | Gauge | 0.21.0 | Number of validators who tried to double sign |
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| consensus_byzantine_validators_power | Gauge | 0.21.0 | Total voting power of the byzantine validators |
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| consensus_block_interval_seconds | Histogram | 0.21.0 | Time between this and last block (Block.Header.Time) in seconds |
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| consensus_rounds | Gauge | 0.21.0 | Number of rounds |
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| consensus_num_txs | Gauge | 0.21.0 | Number of transactions |
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| mempool_size | Gauge | 0.21.0 | Number of uncommitted transactions |
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| consensus_total_txs | Gauge | 0.21.0 | Total number of transactions committed |
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| consensus_block_size_bytes | Gauge | 0.21.0 | Block size in bytes |
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| p2p_peers | Gauge | 0.21.0 | Number of peers node's connected to |
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```
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| **Name** | **Type** | **Since** | **Tags** | **Description** |
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|-----------------------------------------|-----------|-----------|----------|-----------------------------------------------------------------|
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| consensus\_height | Gauge | 0.21.0 | | Height of the chain |
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| consensus\_validators | Gauge | 0.21.0 | | Number of validators |
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| consensus\_validators\_power | Gauge | 0.21.0 | | Total voting power of all validators |
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| consensus\_missing\_validators | Gauge | 0.21.0 | | Number of validators who did not sign |
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| consensus\_missing\_validators\_power | Gauge | 0.21.0 | | Total voting power of the missing validators |
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| consensus\_byzantine\_validators | Gauge | 0.21.0 | | Number of validators who tried to double sign |
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| consensus\_byzantine\_validators\_power | Gauge | 0.21.0 | | Total voting power of the byzantine validators |
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| consensus\_block\_interval\_seconds | Histogram | 0.21.0 | | Time between this and last block (Block.Header.Time) in seconds |
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| consensus\_rounds | Gauge | 0.21.0 | | Number of rounds |
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| consensus\_num\_txs | Gauge | 0.21.0 | | Number of transactions |
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| consensus\_block\_parts | counter | on dev | peer\_id | number of blockparts transmitted by peer |
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| consensus\_latest\_block\_height | gauge | on dev | | /status sync\_info number |
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| consensus\_fast\_syncing | gauge | on dev | | either 0 (not fast syncing) or 1 (syncing) |
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| consensus\_total\_txs | Gauge | 0.21.0 | | Total number of transactions committed |
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| consensus\_block\_size\_bytes | Gauge | 0.21.0 | | Block size in bytes |
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| p2p\_peers | Gauge | 0.21.0 | | Number of peers node's connected to |
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| p2p\_peer\_receive\_bytes\_total | counter | on dev | peer\_id | number of bytes received from a given peer |
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| p2p\_peer\_send\_bytes\_total | counter | on dev | peer\_id | number of bytes sent to a given peer |
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| p2p\_peer\_pending\_send\_bytes | gauge | on dev | peer\_id | number of pending bytes to be sent to a given peer |
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| p2p\_num\_txs | gauge | on dev | peer\_id | number of transactions submitted by each peer\_id |
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| p2p\_pending\_send\_bytes | gauge | on dev | peer\_id | amount of data pending to be sent to peer |
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| mempool\_size | Gauge | 0.21.0 | | Number of uncommitted transactions |
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| mempool\_tx\_size\_bytes | histogram | on dev | | transaction sizes in bytes |
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| mempool\_failed\_txs | counter | on dev | | number of failed transactions |
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| mempool\_recheck\_times | counter | on dev | | number of transactions rechecked in the mempool |
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| state\_block\_processing\_time | histogram | on dev | | time between BeginBlock and EndBlock in ms |
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## Useful queries
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Percentage of missing + byzantine validators:
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```
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((consensus_byzantine_validators_power + consensus_missing_validators_power) / consensus_validators_power) * 100
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((consensus\_byzantine\_validators\_power + consensus\_missing\_validators\_power) / consensus\_validators\_power) * 100
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```
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@ -326,6 +326,7 @@ func (mem *Mempool) resCb(req *abci.Request, res *abci.Response) {
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if mem.recheckCursor == nil {
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mem.resCbNormal(req, res)
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} else {
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mem.metrics.RecheckTimes.Add(1)
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mem.resCbRecheck(req, res)
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}
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mem.metrics.Size.Set(float64(mem.Size()))
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@ -346,11 +347,12 @@ func (mem *Mempool) resCbNormal(req *abci.Request, res *abci.Response) {
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}
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mem.txs.PushBack(memTx)
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mem.logger.Info("Added good transaction", "tx", TxID(tx), "res", r, "total", mem.Size())
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mem.metrics.TxSizeBytes.Observe(float64(len(tx)))
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mem.notifyTxsAvailable()
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} else {
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// ignore bad transaction
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mem.logger.Info("Rejected bad transaction", "tx", TxID(tx), "res", r)
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mem.metrics.FailedTxs.Add(1)
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// remove from cache (it might be good later)
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mem.cache.Remove(tx)
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}
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@ -3,15 +3,23 @@ package mempool
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import (
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"github.com/go-kit/kit/metrics"
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"github.com/go-kit/kit/metrics/discard"
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prometheus "github.com/go-kit/kit/metrics/prometheus"
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"github.com/go-kit/kit/metrics/prometheus"
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stdprometheus "github.com/prometheus/client_golang/prometheus"
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)
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const MetricsSubsytem = "mempool"
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// Metrics contains metrics exposed by this package.
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// see MetricsProvider for descriptions.
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type Metrics struct {
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// Size of the mempool.
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Size metrics.Gauge
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// Histogram of transaction sizes, in bytes.
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TxSizeBytes metrics.Histogram
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// Number of failed transactions.
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FailedTxs metrics.Counter
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// Number of times transactions are rechecked in the mempool.
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RecheckTimes metrics.Counter
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}
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// PrometheusMetrics returns Metrics build using Prometheus client library.
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@ -19,16 +27,38 @@ func PrometheusMetrics(namespace string) *Metrics {
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return &Metrics{
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Size: prometheus.NewGaugeFrom(stdprometheus.GaugeOpts{
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Namespace: namespace,
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Subsystem: "mempool",
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Subsystem: MetricsSubsytem,
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Name: "size",
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Help: "Size of the mempool (number of uncommitted transactions).",
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}, []string{}),
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TxSizeBytes: prometheus.NewHistogramFrom(stdprometheus.HistogramOpts{
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Namespace: namespace,
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Subsystem: MetricsSubsytem,
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Name: "tx_size_bytes",
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Help: "Transaction sizes in bytes.",
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Buckets: stdprometheus.ExponentialBuckets(1, 3, 17),
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}, []string{}),
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FailedTxs: prometheus.NewCounterFrom(stdprometheus.CounterOpts{
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Namespace: namespace,
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Subsystem: MetricsSubsytem,
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Name: "failed_txs",
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Help: "Number of failed transactions.",
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}, []string{}),
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RecheckTimes: prometheus.NewCounterFrom(stdprometheus.CounterOpts{
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Namespace: namespace,
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Subsystem: MetricsSubsytem,
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Name: "recheck_times",
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Help: "Number of times transactions are rechecked in the mempool.",
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}, []string{}),
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}
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}
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// NopMetrics returns no-op Metrics.
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func NopMetrics() *Metrics {
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return &Metrics{
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Size: discard.NewGauge(),
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Size: discard.NewGauge(),
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TxSizeBytes: discard.NewHistogram(),
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FailedTxs: discard.NewCounter(),
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RecheckTimes: discard.NewCounter(),
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}
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}
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26
node/node.go
26
node/node.go
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@ -13,7 +13,7 @@ import (
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"github.com/prometheus/client_golang/prometheus"
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"github.com/prometheus/client_golang/prometheus/promhttp"
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amino "github.com/tendermint/go-amino"
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"github.com/tendermint/go-amino"
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abci "github.com/tendermint/tendermint/abci/types"
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bc "github.com/tendermint/tendermint/blockchain"
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@ -32,8 +32,8 @@ import (
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rpccore "github.com/tendermint/tendermint/rpc/core"
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ctypes "github.com/tendermint/tendermint/rpc/core/types"
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grpccore "github.com/tendermint/tendermint/rpc/grpc"
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rpc "github.com/tendermint/tendermint/rpc/lib"
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rpcserver "github.com/tendermint/tendermint/rpc/lib/server"
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"github.com/tendermint/tendermint/rpc/lib"
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"github.com/tendermint/tendermint/rpc/lib/server"
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sm "github.com/tendermint/tendermint/state"
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"github.com/tendermint/tendermint/state/txindex"
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"github.com/tendermint/tendermint/state/txindex/kv"
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@ -98,16 +98,17 @@ func DefaultNewNode(config *cfg.Config, logger log.Logger) (*Node, error) {
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}
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// MetricsProvider returns a consensus, p2p and mempool Metrics.
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type MetricsProvider func() (*cs.Metrics, *p2p.Metrics, *mempl.Metrics)
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type MetricsProvider func() (*cs.Metrics, *p2p.Metrics, *mempl.Metrics, *sm.Metrics)
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// DefaultMetricsProvider returns Metrics build using Prometheus client library
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// if Prometheus is enabled. Otherwise, it returns no-op Metrics.
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func DefaultMetricsProvider(config *cfg.InstrumentationConfig) MetricsProvider {
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return func() (*cs.Metrics, *p2p.Metrics, *mempl.Metrics) {
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return func() (*cs.Metrics, *p2p.Metrics, *mempl.Metrics, *sm.Metrics) {
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if config.Prometheus {
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return cs.PrometheusMetrics(config.Namespace), p2p.PrometheusMetrics(config.Namespace), mempl.PrometheusMetrics(config.Namespace)
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return cs.PrometheusMetrics(config.Namespace), p2p.PrometheusMetrics(config.Namespace),
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mempl.PrometheusMetrics(config.Namespace), sm.PrometheusMetrics(config.Namespace)
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}
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return cs.NopMetrics(), p2p.NopMetrics(), mempl.NopMetrics()
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return cs.NopMetrics(), p2p.NopMetrics(), mempl.NopMetrics(), sm.NopMetrics()
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}
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}
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@ -245,7 +246,7 @@ func NewNode(config *cfg.Config,
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consensusLogger.Info("This node is not a validator", "addr", privValidator.GetAddress(), "pubKey", privValidator.GetPubKey())
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}
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csMetrics, p2pMetrics, memplMetrics := metricsProvider()
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csMetrics, p2pMetrics, memplMetrics, smMetrics := metricsProvider()
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// Make MempoolReactor
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mempool := mempl.NewMempool(
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@ -289,7 +290,14 @@ func NewNode(config *cfg.Config,
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blockExecLogger := logger.With("module", "state")
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// make block executor for consensus and blockchain reactors to execute blocks
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blockExec := sm.NewBlockExecutor(stateDB, blockExecLogger, proxyApp.Consensus(), mempool, evidencePool)
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blockExec := sm.NewBlockExecutor(
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stateDB,
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blockExecLogger,
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proxyApp.Consensus(),
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mempool,
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evidencePool,
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sm.BlockExecutorWithMetrics(smMetrics),
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)
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// Make BlockchainReactor
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bcReactor := bc.NewBlockchainReactor(state.Copy(), blockExec, blockStore, fastSync)
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@ -3,7 +3,7 @@ package p2p
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import (
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"github.com/go-kit/kit/metrics"
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"github.com/go-kit/kit/metrics/discard"
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prometheus "github.com/go-kit/kit/metrics/prometheus"
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"github.com/go-kit/kit/metrics/prometheus"
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stdprometheus "github.com/prometheus/client_golang/prometheus"
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)
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@ -19,6 +19,8 @@ type Metrics struct {
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PeerSendBytesTotal metrics.Counter
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// Pending bytes to be sent to a given peer.
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PeerPendingSendBytes metrics.Gauge
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// Number of transactions submitted by each peer.
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NumTxs metrics.Gauge
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}
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// PrometheusMetrics returns Metrics build using Prometheus client library.
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@ -48,6 +50,13 @@ func PrometheusMetrics(namespace string) *Metrics {
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Name: "peer_pending_send_bytes",
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Help: "Number of pending bytes to be sent to a given peer.",
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}, []string{"peer_id"}),
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NumTxs: prometheus.NewGaugeFrom(stdprometheus.GaugeOpts{
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Namespace: namespace,
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Subsystem: MetricsSubsystem,
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Name: "num_txs",
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Help: "Number of transactions submitted by each peer.",
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}, []string{"peer_id"}),
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}
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}
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@ -58,5 +67,6 @@ func NopMetrics() *Metrics {
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PeerReceiveBytesTotal: discard.NewCounter(),
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PeerSendBytesTotal: discard.NewCounter(),
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PeerPendingSendBytes: discard.NewGauge(),
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NumTxs: discard.NewGauge(),
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}
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}
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@ -2,8 +2,9 @@ package state
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import (
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"fmt"
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"time"
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fail "github.com/ebuchman/fail-test"
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"github.com/ebuchman/fail-test"
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abci "github.com/tendermint/tendermint/abci/types"
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dbm "github.com/tendermint/tendermint/libs/db"
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"github.com/tendermint/tendermint/libs/log"
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@ -33,20 +34,37 @@ type BlockExecutor struct {
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evpool EvidencePool
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logger log.Logger
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metrics *Metrics
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}
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type BlockExecutorOption func(executor *BlockExecutor)
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func BlockExecutorWithMetrics(metrics *Metrics) BlockExecutorOption {
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return func(blockExec *BlockExecutor) {
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blockExec.metrics = metrics
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}
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}
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// NewBlockExecutor returns a new BlockExecutor with a NopEventBus.
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// Call SetEventBus to provide one.
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func NewBlockExecutor(db dbm.DB, logger log.Logger, proxyApp proxy.AppConnConsensus,
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mempool Mempool, evpool EvidencePool) *BlockExecutor {
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return &BlockExecutor{
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mempool Mempool, evpool EvidencePool, options ...BlockExecutorOption) *BlockExecutor {
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res := &BlockExecutor{
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db: db,
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proxyApp: proxyApp,
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eventBus: types.NopEventBus{},
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mempool: mempool,
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evpool: evpool,
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logger: logger,
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metrics: NopMetrics(),
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}
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for _, option := range options {
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option(res)
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}
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return res
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}
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// SetEventBus - sets the event bus for publishing block related events.
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@ -74,7 +92,10 @@ func (blockExec *BlockExecutor) ApplyBlock(state State, blockID types.BlockID, b
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return state, ErrInvalidBlock(err)
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}
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startTime := time.Now().UnixNano()
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abciResponses, err := execBlockOnProxyApp(blockExec.logger, blockExec.proxyApp, block, state.LastValidators, blockExec.db)
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endTime := time.Now().UnixNano()
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blockExec.metrics.BlockProcessingTime.Observe(float64(endTime - startTime) / 1000000)
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if err != nil {
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return state, ErrProxyAppConn(err)
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}
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@ -176,8 +197,13 @@ func (blockExec *BlockExecutor) Commit(
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// Executes block's transactions on proxyAppConn.
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// Returns a list of transaction results and updates to the validator set
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func execBlockOnProxyApp(logger log.Logger, proxyAppConn proxy.AppConnConsensus,
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block *types.Block, lastValSet *types.ValidatorSet, stateDB dbm.DB) (*ABCIResponses, error) {
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func execBlockOnProxyApp(
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logger log.Logger,
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proxyAppConn proxy.AppConnConsensus,
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block *types.Block,
|
||||
lastValSet *types.ValidatorSet,
|
||||
stateDB dbm.DB,
|
||||
) (*ABCIResponses, error) {
|
||||
var validTxs, invalidTxs = 0, 0
|
||||
|
||||
txIndex := 0
|
||||
|
|
@ -333,8 +359,12 @@ func updateValidators(currentSet *types.ValidatorSet, abciUpdates []abci.Validat
|
|||
}
|
||||
|
||||
// updateState returns a new State updated according to the header and responses.
|
||||
func updateState(state State, blockID types.BlockID, header *types.Header,
|
||||
abciResponses *ABCIResponses) (State, error) {
|
||||
func updateState(
|
||||
state State,
|
||||
blockID types.BlockID,
|
||||
header *types.Header,
|
||||
abciResponses *ABCIResponses,
|
||||
) (State, error) {
|
||||
|
||||
// Copy the valset so we can apply changes from EndBlock
|
||||
// and update s.LastValidators and s.Validators.
|
||||
|
|
@ -417,8 +447,13 @@ func fireEvents(logger log.Logger, eventBus types.BlockEventPublisher, block *ty
|
|||
|
||||
// ExecCommitBlock executes and commits a block on the proxyApp without validating or mutating the state.
|
||||
// It returns the application root hash (result of abci.Commit).
|
||||
func ExecCommitBlock(appConnConsensus proxy.AppConnConsensus, block *types.Block,
|
||||
logger log.Logger, lastValSet *types.ValidatorSet, stateDB dbm.DB) ([]byte, error) {
|
||||
func ExecCommitBlock(
|
||||
appConnConsensus proxy.AppConnConsensus,
|
||||
block *types.Block,
|
||||
logger log.Logger,
|
||||
lastValSet *types.ValidatorSet,
|
||||
stateDB dbm.DB,
|
||||
) ([]byte, error) {
|
||||
_, err := execBlockOnProxyApp(logger, appConnConsensus, block, lastValSet, stateDB)
|
||||
if err != nil {
|
||||
logger.Error("Error executing block on proxy app", "height", block.Height, "err", err)
|
||||
|
|
|
|||
|
|
@ -0,0 +1,33 @@
|
|||
package state
|
||||
|
||||
import (
|
||||
"github.com/go-kit/kit/metrics"
|
||||
"github.com/go-kit/kit/metrics/prometheus"
|
||||
stdprometheus "github.com/prometheus/client_golang/prometheus"
|
||||
"github.com/go-kit/kit/metrics/discard"
|
||||
)
|
||||
|
||||
const MetricsSubsystem = "state"
|
||||
|
||||
type Metrics struct {
|
||||
// Time between BeginBlock and EndBlock.
|
||||
BlockProcessingTime metrics.Histogram
|
||||
}
|
||||
|
||||
func PrometheusMetrics(namespace string) *Metrics {
|
||||
return &Metrics{
|
||||
BlockProcessingTime: prometheus.NewHistogramFrom(stdprometheus.HistogramOpts{
|
||||
Namespace: namespace,
|
||||
Subsystem: MetricsSubsystem,
|
||||
Name: "block_processing_time",
|
||||
Help: "Time between BeginBlock and EndBlock in ms.",
|
||||
Buckets: stdprometheus.LinearBuckets(1, 10, 10),
|
||||
}, []string{}),
|
||||
}
|
||||
}
|
||||
|
||||
func NopMetrics() *Metrics {
|
||||
return &Metrics{
|
||||
BlockProcessingTime: discard.NewHistogram(),
|
||||
}
|
||||
}
|
||||
Loading…
Reference in New Issue