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- // Copyright 2016 The Chromium Authors. All rights reserved.
- // Use of this source code is governed by a BSD-style license that can be
- // found in the LICENSE file.
- syntax = "proto2";
- option optimize_for = LITE_RUNTIME;
- option java_package = "org.chromium.components.metrics";
- option java_outer_classname = "ExecutionContextProtos";
- package metrics;
- // Enums corresponding to the Chrome execution context in which data was
- // collected.
- // Chrome process type. Derived from content/public/common/process_type.h.
- enum Process {
- UNKNOWN_PROCESS = 0;
- BROWSER_PROCESS = 1;
- RENDERER_PROCESS = 2;
- GPU_PROCESS = 3;
- UTILITY_PROCESS = 4;
- ZYGOTE_PROCESS = 5;
- SANDBOX_HELPER_PROCESS = 6;
- PPAPI_PLUGIN_PROCESS = 7;
- PPAPI_BROKER_PROCESS = 8;
- NETWORK_SERVICE_PROCESS = 10;
- // A Chrome process not identified by any other enum. Defined for the benefit
- // of Chrome OS. Do not use for the Chrome sampling profiler; define a new
- // enum instead.
- OTHER_PROCESS = 9;
- }
- // Chrome thread. This list is not exhaustive.
- enum Thread {
- UNKNOWN_THREAD = 0;
- // The 'main thread' in various processes. In browser process, this is
- // sometimes also called the 'ui thread'.
- MAIN_THREAD = 1;
- FILE_THREAD = 2; // Deprecated.
- FILE_USER_BLOCKING_THREAD = 3; // Deprecated.
- PROCESS_LAUNCHER_THREAD = 4; // Deprecated.
- CACHE_THREAD = 5; // Deprecated.
- IO_THREAD = 6;
- DB_THREAD = 7; // Deprecated.
- GPU_MAIN_THREAD = 8; // Deprecated.
- RENDER_THREAD = 9; // Deprecated.
- UTILITY_THREAD = 10; // Deprecated.
- // Compositor thread (can be in both renderer and gpu processes).
- COMPOSITOR_THREAD = 11;
- // Task scheduler thread.
- SCHEDULER_WORKER_THREAD = 13;
- COMPOSITOR_TILE_WORKER_THREAD = 14;
- SERVICE_WORKER_THREAD = 15;
- // DedicatedWorker thread in the renderer process.
- DEDICATED_WORKER_THREAD = 18;
- // Thread pool thread (can be in different Chrome processes).
- THREAD_POOL_THREAD = 16;
- // GPU memory thread (in renderer process).
- GPU_MEMORY_THREAD = 17;
- // The thread for Chrome memory tracing (can be in different processes).
- MEMORY_INFRA_THREAD = 19;
- // Media thread (in renderer process).
- MEDIA_THREAD = 20;
- // WebRTC threads, e.g. WebRTC_Signaling,WebRTC_Network (in renderer process).
- WEBRTC_THREAD = 21;
- // A Chrome thread not identified by any other enum. Defined for the benefit
- // of Chrome OS. Do not use for the Chrome sampling profiler; define a new
- // enum instead.
- OTHER_THREAD = 12;
- }
- // Process phases, or where in the lifetime of the process it is such as
- // startup, normal operation, shutdown, etc. These don't necessarily occur in
- // the order defined here so it's fine to add new ones to further segregrate
- // the lifetime of a process.
- enum ProcessPhase {
- // The browser's main message loop has been started.
- // Based on histogram Startup.MessageLoopStartTime
- MAIN_LOOP_START = 0;
- // The beginning of navigation in the first web contents' main frame.
- // Based on histogram Startup.FirstWebContents.MainNavigationStart
- MAIN_NAVIGATION_START = 1;
- // The navigation is committed (first bytes received) in the first web
- // contents' main frame.
- // Based on histogram Startup.FirstWebContents.MainNavigationFinished
- MAIN_NAVIGATION_FINISHED = 2;
- // First non-empty paint of the first web contents.
- // Based on histogram Startup.FirstWebContents.NonEmptyPaint2
- FIRST_NONEMPTY_PAINT = 3;
- // Process shutdown has begun.
- SHUTDOWN_START = 4;
- }
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