mirror of
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64 lines
1.6 KiB
C++
64 lines
1.6 KiB
C++
#pragma once
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#include <condition_variable>
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#include <mutex>
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#include <string>
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#include <thread>
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#include <vector>
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#include <Common/ProfileEvents.h>
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#include <Common/ThreadPool.h>
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namespace Poco
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{
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namespace Util
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{
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class AbstractConfiguration;
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}
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}
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namespace DB
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{
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class AsynchronousMetrics;
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/** Automatically sends
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* - delta values of ProfileEvents;
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* - cumulative values of ProfileEvents;
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* - values of CurrentMetrics;
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* - values of AsynchronousMetrics;
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* to Graphite at beginning of every minute.
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*/
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class MetricsTransmitter
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{
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public:
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MetricsTransmitter(const Poco::Util::AbstractConfiguration & config, const std::string & config_name_, const AsynchronousMetrics & async_metrics_);
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~MetricsTransmitter();
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private:
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void run();
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void transmit(std::vector<ProfileEvents::Count> & prev_counters);
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const AsynchronousMetrics & async_metrics;
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std::string config_name;
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UInt32 interval_seconds;
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bool send_events;
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bool send_events_cumulative;
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bool send_metrics;
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bool send_asynchronous_metrics;
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bool quit = false;
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std::mutex mutex;
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std::condition_variable cond;
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ThreadFromGlobalPool thread{&MetricsTransmitter::run, this};
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static inline constexpr auto profile_events_path_prefix = "ClickHouse.ProfileEvents.";
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static inline constexpr auto profile_events_cumulative_path_prefix = "ClickHouse.ProfileEventsCumulative.";
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static inline constexpr auto current_metrics_path_prefix = "ClickHouse.Metrics.";
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static inline constexpr auto asynchronous_metrics_path_prefix = "ClickHouse.AsynchronousMetrics.";
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};
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}
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