68 lines
2.2 KiB
C
68 lines
2.2 KiB
C
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// resource manager
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//
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// Date: 2024-02-25
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//
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// Resources in monitoring: memory
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#pragma once
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#include <base/utils.h>
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#include <base/packet.h>
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class resource_mgr
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{
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volatile bool run_ = true;
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volatile bool monitor_ = false;
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uint64_t mem_limit_ = SIZE_GB(2);
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uint64_t mem_now_ = 0;
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std::unique_ptr<std::thread> thread_;
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void thread_monitor(void);
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public:
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resource_mgr();
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~resource_mgr();
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static std::string task_type(_task task);
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public:
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void start(void);
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void stop(void);
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void set_memory_limit(uint64_t max_size = SIZE_GB(2));
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bool is_resource_enable(_task task, bool wait = false, int to_ms = 0);
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};
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// watch.reset();
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// bool first = true;
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// while(scanning_)
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// {
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// if(res_(TASK_CAPTURER, true, 3))
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// {
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// if(!first)
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// {
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// uint64_t now = 0;
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// utils::get_memory_usage(nullptr, &now, nullptr);
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// utils::to_log(LOG_LEVEL_DEBUG, "Resources OK: %lld\n", now);
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// }
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// break;
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// }
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// if(first)
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// {
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// uint64_t now = 0;
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// first = false;
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// utils::get_memory_usage(nullptr, &now, nullptr);
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// utils::to_log(LOG_LEVEL_WARNING, "Resources have reached their maximum limit: %lld\n", now);
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// }
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// if(watch.elapse_s() >= 3)
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// {
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// uint64_t now = 0;
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// utils::get_memory_usage(nullptr, &now, nullptr);
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// utils::to_log(LOG_LEVEL_FATAL, "Resources is not enough(memory = %lld) for continue scanning, exit scanning now.\n", now);
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// auto_scan_ = scanning_ = false;
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// err = SCANNER_ERR_INSUFFICIENT_MEMORY;
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// break;
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// }
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// std::this_thread::sleep_for(std::chrono::milliseconds(3));
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// }
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