54 lines
1.6 KiB
C++
54 lines
1.6 KiB
C++
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#include "quill/Backend.h"
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#include "quill/Frontend.h"
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#include "quill/LogMacros.h"
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#include "quill/Logger.h"
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#include "quill/sinks/ConsoleSink.h"
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#include <cstdint>
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#include <utility>
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/**
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* This example demonstrates how to change the type of the Single Producer Single Consumer (SPSC)
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* queue used by the frontend.
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*
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* By default, the library uses an UnboundedBlocking queue, which starts small with
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* initial_queue_capacity and reallocates up to 2GB as needed.
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*/
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/**
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* Create a custom frontend config
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*/
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struct CustomFrontendOptions
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{
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// Set the queue to BoundedDropping
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static constexpr quill::QueueType queue_type = quill::QueueType::BoundedDropping;
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// Set small capacity to demonstrate dropping messages in this example
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static constexpr uint32_t initial_queue_capacity = 256;
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static constexpr uint32_t blocking_queue_retry_interval_ns = 800;
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static constexpr bool huge_pages_enabled = false;
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};
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/**
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* A new Frontend and Logger should be defined to use the custom frontend options.
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*/
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using CustomFrontend = quill::FrontendImpl<CustomFrontendOptions>;
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using CustommLogger = quill::LoggerImpl<CustomFrontendOptions>;
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int main()
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{
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// Start the backend thread
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quill::BackendOptions backend_options;
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quill::Backend::start(backend_options);
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// Frontend
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auto console_sink = CustomFrontend::create_or_get_sink<quill::ConsoleSink>("sink_id_1");
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CustommLogger* logger = CustomFrontend::create_or_get_logger("root", std::move(console_sink));
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for (int i = 0; i < 32; ++i)
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{
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LOG_INFO(logger, "Bounded queue example log message num {}", i);
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}
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}
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