lotus/tools/stats/metrics/metrics.go

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package metrics
import (
"go.opencensus.io/stats"
"go.opencensus.io/stats/view"
"github.com/filecoin-project/lotus/metrics"
)
var Timer = metrics.Timer
var SinceInMilliseconds = metrics.SinceInMilliseconds
// Distribution
var (
defaultMillisecondsDistribution = view.Distribution(0.01, 0.05, 0.1, 0.3, 0.6, 0.8, 1, 2, 3, 4, 5, 6, 8, 10, 13, 16, 32, 64, 128, 256, 500, 1000, 2000, 3000, 5000, 10000, 20000, 30000, 40000, 50000, 60000)
)
// Global Tags
var ()
// Measures
var (
TipsetCollectionHeight = stats.Int64("tipset_collection/height", "Current Height of the node", stats.UnitDimensionless)
TipsetCollectionHeightExpected = stats.Int64("tipset_collection/height_expected", "Current Height of the node", stats.UnitDimensionless)
TipsetCollectionPoints = stats.Int64("tipset_collection/points", "Counter for total number of points collected", stats.UnitDimensionless)
TipsetCollectionDuration = stats.Float64("tipset_collection/total_ms", "Duration of tipset point collection", stats.UnitMilliseconds)
TipsetCollectionBlockHeaderDuration = stats.Float64("tipset_collection/block_header_ms", "Duration of block header point collection", stats.UnitMilliseconds)
TipsetCollectionMessageDuration = stats.Float64("tipset_collection/message_ms", "Duration of message point collection", stats.UnitMilliseconds)
TipsetCollectionStaterootDuration = stats.Float64("tipset_collection/stateroot_ms", "Duration of stateroot point collection", stats.UnitMilliseconds)
IpldStoreCacheSize = stats.Int64("ipld_store/cache_size", "Initialized size of the object read cache", stats.UnitDimensionless)
IpldStoreCacheLength = stats.Int64("ipld_store/cache_length", "Current length of object read cache", stats.UnitDimensionless)
IpldStoreCacheHit = stats.Int64("ipld_store/cache_hit", "Counter for total cache hits", stats.UnitDimensionless)
IpldStoreCacheMiss = stats.Int64("ipld_store/cache_miss", "Counter for total cache misses", stats.UnitDimensionless)
IpldStoreReadDuration = stats.Float64("ipld_store/read_ms", "Duration of object read request to lotus", stats.UnitMilliseconds)
IpldStoreGetDuration = stats.Float64("ipld_store/get_ms", "Duration of object get from store", stats.UnitMilliseconds)
WriteQueueSize = stats.Int64("write_queue/length", "Current length of the write queue", stats.UnitDimensionless)
)
// Views
var (
TipsetCollectionHeightView = &view.View{
Measure: TipsetCollectionHeight,
Aggregation: view.LastValue(),
}
TipsetCollectionHeightExpectedView = &view.View{
Measure: TipsetCollectionHeightExpected,
Aggregation: view.LastValue(),
}
TipsetCollectionPointsView = &view.View{
Measure: TipsetCollectionPoints,
Aggregation: view.Sum(),
}
TipsetCollectionDurationView = &view.View{
Measure: TipsetCollectionDuration,
Aggregation: defaultMillisecondsDistribution,
}
TipsetCollectionBlockHeaderDurationView = &view.View{
Measure: TipsetCollectionBlockHeaderDuration,
Aggregation: defaultMillisecondsDistribution,
}
TipsetCollectionMessageDurationView = &view.View{
Measure: TipsetCollectionMessageDuration,
Aggregation: defaultMillisecondsDistribution,
}
TipsetCollectionStaterootDurationView = &view.View{
Measure: TipsetCollectionStaterootDuration,
Aggregation: defaultMillisecondsDistribution,
}
IpldStoreCacheSizeView = &view.View{
Measure: IpldStoreCacheSize,
Aggregation: view.LastValue(),
}
IpldStoreCacheLengthView = &view.View{
Measure: IpldStoreCacheLength,
Aggregation: view.LastValue(),
}
IpldStoreCacheHitView = &view.View{
Measure: IpldStoreCacheHit,
Aggregation: view.Count(),
}
IpldStoreCacheMissView = &view.View{
Measure: IpldStoreCacheMiss,
Aggregation: view.Count(),
}
IpldStoreReadDurationView = &view.View{
Measure: IpldStoreReadDuration,
Aggregation: defaultMillisecondsDistribution,
}
IpldStoreGetDurationView = &view.View{
Measure: IpldStoreGetDuration,
Aggregation: defaultMillisecondsDistribution,
}
)
// DefaultViews is an array of OpenCensus views for metric gathering purposes
var DefaultViews = []*view.View{
TipsetCollectionHeightView,
TipsetCollectionHeightExpectedView,
TipsetCollectionPointsView,
TipsetCollectionDurationView,
TipsetCollectionBlockHeaderDurationView,
TipsetCollectionMessageDurationView,
TipsetCollectionStaterootDurationView,
IpldStoreCacheSizeView,
IpldStoreCacheLengthView,
IpldStoreCacheHitView,
IpldStoreCacheMissView,
IpldStoreReadDurationView,
IpldStoreGetDurationView,
}