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6156d14a7a
This provides the basic support for aggregating stats into useful metrics, utilizing tags. This change also adds the standard rpc metrics for the stats the jsonrpc2 system is already filling in. Change-Id: Ibe1b64c4c4c587dacd53112454606634e9f682ce Reviewed-on: https://go-review.googlesource.com/c/tools/+/185342 Run-TryBot: Ian Cottrell <iancottrell@google.com> TryBot-Result: Gobot Gobot <gobot@golang.org> Reviewed-by: Rebecca Stambler <rstambler@golang.org>
50 lines
1.8 KiB
Go
50 lines
1.8 KiB
Go
// Copyright 2019 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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package debug
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import (
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"golang.org/x/tools/internal/lsp/telemetry"
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"golang.org/x/tools/internal/lsp/telemetry/metric"
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)
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var (
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// the distributions we use for histograms
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bytesDistribution = []int64{1 << 10, 1 << 11, 1 << 12, 1 << 14, 1 << 16, 1 << 20}
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millisecondsDistribution = []float64{0.1, 0.5, 1, 2, 5, 10, 50, 100, 500, 1000, 5000, 10000, 50000, 100000}
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receivedBytes = metric.HistogramInt64{
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Name: "received_bytes",
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Description: "Distribution of received bytes, by method.",
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Keys: []interface{}{telemetry.RPCDirection, telemetry.Method},
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Buckets: bytesDistribution,
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}.Record(telemetry.ReceivedBytes)
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sentBytes = metric.HistogramInt64{
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Name: "sent_bytes",
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Description: "Distribution of sent bytes, by method.",
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Keys: []interface{}{telemetry.RPCDirection, telemetry.Method},
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Buckets: bytesDistribution,
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}.Record(telemetry.SentBytes)
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latency = metric.HistogramFloat64{
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Name: "latency",
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Description: "Distribution of latency in milliseconds, by method.",
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Keys: []interface{}{telemetry.RPCDirection, telemetry.Method},
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Buckets: millisecondsDistribution,
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}.Record(telemetry.Latency)
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started = metric.Scalar{
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Name: "started",
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Description: "Count of RPCs started by method.",
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Keys: []interface{}{telemetry.RPCDirection, telemetry.Method},
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}.CountInt64(telemetry.Started)
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completed = metric.Scalar{
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Name: "completed",
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Description: "Count of RPCs completed by method and status.",
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Keys: []interface{}{telemetry.RPCDirection, telemetry.Method, telemetry.StatusCode},
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}.CountFloat64(telemetry.Latency)
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)
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