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34ef577604
This change replaces all include guards in the `src/` and `include/` directories by `#pragma once`.
68 lines
1.4 KiB
C++
68 lines
1.4 KiB
C++
#pragma once
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#include <xrpl/basics/UptimeClock.h>
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#include <xrpl/beast/utility/Journal.h>
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#include <xrpl/core/LoadEvent.h>
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#include <chrono>
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#include <mutex>
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namespace xrpl {
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// Monitors load levels and response times
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// VFALCO TODO Rename this. Having both LoadManager and LoadMonitor is
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// confusing.
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//
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class LoadMonitor
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{
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public:
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explicit LoadMonitor(beast::Journal j);
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void
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addLoadSample(LoadEvent const& sample);
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void
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addSamples(int count, std::chrono::milliseconds latency);
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void
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setTargetLatency(std::chrono::milliseconds avg, std::chrono::milliseconds pk);
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bool
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isOverTarget(std::chrono::milliseconds avg, std::chrono::milliseconds peak);
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// VFALCO TODO make this return the values in a struct.
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struct Stats
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{
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Stats();
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std::uint64_t count;
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std::chrono::milliseconds latencyAvg;
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std::chrono::milliseconds latencyPeak;
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bool isOverloaded;
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};
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Stats
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getStats();
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bool
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isOver();
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private:
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void
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update();
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std::mutex mutex_;
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std::uint64_t mCounts;
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int mLatencyEvents;
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std::chrono::milliseconds mLatencyMSAvg;
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std::chrono::milliseconds mLatencyMSPeak;
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std::chrono::milliseconds mTargetLatencyAvg;
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std::chrono::milliseconds mTargetLatencyPk;
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UptimeClock::time_point mLastUpdate;
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beast::Journal const j_;
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};
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} // namespace xrpl
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