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1e2b2d46b4
It is possible in extreme cases that the Telemetry IPC Accumulator might be starved long enough that it cannot drain its stored accumulations for a while. Once we hit 5x the high water mark, start discarding data. Count each piece and type of discarded data and report it via a custom IPC message. MozReview-Commit-ID: JayRpa5QPec --HG-- extra : rebase_source : eded449c932ced64bdb64e9da1a989407f4f2daf
80 lines
3.0 KiB
C++
80 lines
3.0 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=99: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef _include_mozilla_gfx_ipc_GPUChild_h_
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#define _include_mozilla_gfx_ipc_GPUChild_h_
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#include "mozilla/RefPtr.h"
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#include "mozilla/UniquePtr.h"
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#include "mozilla/gfx/PGPUChild.h"
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#include "mozilla/gfx/gfxVarReceiver.h"
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namespace mozilla {
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namespace ipc {
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class CrashReporterHost;
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} // namespace ipc
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namespace dom {
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class MemoryReportRequestHost;
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} // namespace dom
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namespace gfx {
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class GPUProcessHost;
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class GPUChild final
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: public PGPUChild
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, public gfxVarReceiver
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{
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typedef mozilla::dom::MemoryReportRequestHost MemoryReportRequestHost;
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public:
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explicit GPUChild(GPUProcessHost* aHost);
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~GPUChild();
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void Init();
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bool EnsureGPUReady();
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// gfxVarReceiver overrides.
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void OnVarChanged(const GfxVarUpdate& aVar) override;
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// PGPUChild overrides.
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mozilla::ipc::IPCResult RecvInitComplete(const GPUDeviceData& aData) override;
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mozilla::ipc::IPCResult RecvReportCheckerboard(const uint32_t& aSeverity, const nsCString& aLog) override;
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mozilla::ipc::IPCResult RecvInitCrashReporter(Shmem&& shmem, const NativeThreadId& aThreadId) override;
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mozilla::ipc::IPCResult RecvAccumulateChildHistograms(InfallibleTArray<Accumulation>&& aAccumulations) override;
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mozilla::ipc::IPCResult RecvAccumulateChildKeyedHistograms(InfallibleTArray<KeyedAccumulation>&& aAccumulations) override;
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mozilla::ipc::IPCResult RecvUpdateChildScalars(InfallibleTArray<ScalarAction>&& aScalarActions) override;
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mozilla::ipc::IPCResult RecvUpdateChildKeyedScalars(InfallibleTArray<KeyedScalarAction>&& aScalarActions) override;
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mozilla::ipc::IPCResult RecvRecordChildEvents(nsTArray<ChildEventData>&& events) override;
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mozilla::ipc::IPCResult RecvRecordDiscardedData(const DiscardedData& aDiscardedData) override;
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void ActorDestroy(ActorDestroyReason aWhy) override;
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mozilla::ipc::IPCResult RecvGraphicsError(const nsCString& aError) override;
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mozilla::ipc::IPCResult RecvNotifyUiObservers(const nsCString& aTopic) override;
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mozilla::ipc::IPCResult RecvNotifyDeviceReset(const GPUDeviceData& aData) override;
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mozilla::ipc::IPCResult RecvAddMemoryReport(const MemoryReport& aReport) override;
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mozilla::ipc::IPCResult RecvFinishMemoryReport(const uint32_t& aGeneration) override;
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bool SendRequestMemoryReport(const uint32_t& aGeneration,
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const bool& aAnonymize,
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const bool& aMinimizeMemoryUsage,
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const MaybeFileDesc& aDMDFile);
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static void Destroy(UniquePtr<GPUChild>&& aChild);
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private:
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GPUProcessHost* mHost;
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UniquePtr<ipc::CrashReporterHost> mCrashReporter;
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UniquePtr<MemoryReportRequestHost> mMemoryReportRequest;
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bool mGPUReady;
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};
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} // namespace gfx
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} // namespace mozilla
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#endif // _include_mozilla_gfx_ipc_GPUChild_h_
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