observability

Documentation

Overview

Copyright (c) 2016-2019 Uber Technologies, Inc.

Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at

http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License.

Index

• func EmitDownloadPerformance(stats tally.Scope, downloadType DownloadType, sizeBytes int64, t time.Duration)
• type DownloadType

Functions

func EmitDownloadPerformance

func EmitDownloadPerformance(stats tally.Scope, downloadType DownloadType, sizeBytes int64, t time.Duration)

EmitDownloadPerformance emits metrics (usually latency and throughput) on the download performance of a blob. Check the respective DownloadType for more context.

Types

type DownloadType

type DownloadType string

const (
	// Measures the end-to-end download of a torrent (blob) in agent, including the GetMetainfo call.
	TORRENT_DOWNLOAD DownloadType = "TORRENT_DOWNLOAD"
	// Measures the torrent leeching throughput from peers. EXCLUDES any other parts of the download, e.g. the GetMetainfo call.
	TORRENT_LEECH DownloadType = "TORRENT_LEECH"
	// Measures the client-side GetMetainfo call performance.
	METAINFO_DOWNLOAD DownloadType = "METAINFO_DOWNLOAD"
	// Measures the e2e blob download from remote storage (e.g. GCS) in origin/build-index.
	REMOTE_DOWNLOAD DownloadType = "REMOTE_DOWNLOAD"
	// Measures the e2e blob download performance of a blob from proxy.
	PROXY_BLOB_DOWNLOAD = "PROXY_BLOB_DOWNLOAD"
)