lakutata/src/components/monitor/CpuMonitor.cjs

An IoC-based universal application framework.

"use strict";

Object.defineProperty(exports, Symbol.toStringTag, {
    value: "Module"
});

const e = require("../../../vendor/Package.16.cjs");

const i = require("../../lib/core/Component.cjs");

require("../../../vendor/Package.1.cjs");

require("../../../vendor/Package.3.cjs");

require("../../lib/base/async-constructor/AsyncConstructor.cjs");

require("../../lib/base/async-constructor/Append.cjs");

require("../../lib/helpers/IsPromiseLike.cjs");

require("../../lib/helpers/IsPromise.cjs");

require("util/types");

require("../../decorators/di/Lifetime.cjs");

require("../../lib/base/internal/ObjectLifetime.cjs");

require("../../constants/DIMetadataKey.cjs");

require("../../../vendor/Package.4.cjs");

require("../../../vendor/Package.5.cjs");

require("../../exceptions/di/LifetimeLockedException.cjs");

require("../../lib/base/abstracts/Exception.cjs");

require("../../lib/base/internal/BasicInfo.cjs");

require("../../lib/helpers/As.cjs");

require("../../../vendor/Package.6.cjs");

require("../../../vendor/Package.7.cjs");

require("../../lib/base/internal/ThrowWarning.cjs");

require("../../lib/helpers/Templating.cjs");

require("../../lib/base/internal/CamelCase.cjs");

require("../../lib/helpers/NoCase.cjs");

require("../../exceptions/MethodNotFoundException.cjs");

require("../../lib/ioc/DependencyInjectionContainer.cjs");

require("util");

require("../../lib/ioc/Errors.cjs");

require("../../exceptions/di/DependencyInjectionException.cjs");

require("../../lib/base/internal/ConstructorSymbol.cjs");

require("node:crypto");

require("../../../vendor/Package.2.cjs");

require("../../lib/base/internal/DataValidator.cjs");

require("node:util/types");

require("../../lib/validation/VLD.cjs");

require("../../../vendor/Package.11.cjs");

require("url");

require("../../../vendor/Package.10.cjs");

require("../../exceptions/dto/InvalidValueException.cjs");

require("../../../vendor/Package.9.cjs");

require("../../lib/helpers/IsHtml.cjs");

require("../../lib/helpers/IsXML.cjs");

require("../../constants/DTOMetadataKey.cjs");

require("../../lib/helpers/ObjectConstructor.cjs");

require("../../lib/helpers/ObjectParentConstructors.cjs");

require("../../lib/helpers/ObjectParentConstructor.cjs");

require("../../lib/helpers/ObjectPrototype.cjs");

require("../../lib/ioc/InjectionMode.cjs");

require("../../lib/ioc/Lifetime.cjs");

require("../../lib/ioc/ListModules.cjs");

require("../../../vendor/Package.8.cjs");

require("os");

require("path");

require("stream");

require("events");

require("fs");

require("../../lib/ioc/Utils.cjs");

require("../../lib/ioc/FunctionTokenizer.cjs");

require("../../lib/ioc/LoadModules.cjs");

require("../../lib/ioc/Resolvers.cjs");

require("../../lib/ioc/ParamParser.cjs");

require("../../lib/base/internal/ObjectWeakRefs.cjs");

require("../../lib/base/internal/ConfigurableRecordsInjection.cjs");

require("../../lib/base/internal/ObjectConfiguration.cjs");

require("../../lib/base/internal/ObjectInjection.cjs");

require("../../lib/base/internal/ObjectContainer.cjs");

require("../../lib/helpers/DevNull.cjs");

require("../../decorators/dto/Expect.cjs");

require("../../decorators/dto/IndexSignature.cjs");

require("../../decorators/dto/Accept.cjs");

require("../../lib/base/internal/MethodValidation.cjs");

require("../../exceptions/dto/InvalidMethodAcceptException.cjs");

require("../../exceptions/dto/InvalidMethodReturnException.cjs");

require("../../lib/helpers/IsEmptyObject.cjs");

require("../../lib/base/EventEmitter.cjs");

require("../../lib/core/Provider.cjs");

class CpuMonitor extends i.Component {
    #e=5;
    #i=1e3;
    #s=100;
    #r=65535;
    #t;
    #a=[];
    #c=0;
    #n=0;
    get statistics() {
        const i = parseFloat(e.min(this.#a).toFixed(this.#e));
        if (!this.#c) this.#c = i;
        this.#c = this.#c > i ? i : this.#c;
        const s = parseFloat(e.max(this.#a).toFixed(this.#e));
        if (!this.#n) this.#n = s;
        this.#n = this.#n < s ? s : this.#n;
        return {
            usage: this.#a[this.#a.length - 1],
            usageMin: this.#c,
            usageMax: this.#n,
            usageAvg: parseFloat(e.mean(this.#a).toFixed(this.#e)),
            usageP50: parseFloat(e.quantile(this.#a, .5).toFixed(this.#e)),
            usageP90: parseFloat(e.quantile(this.#a, .9).toFixed(this.#e)),
            usageP95: parseFloat(e.quantile(this.#a, .95).toFixed(this.#e)),
            usageP99: parseFloat(e.quantile(this.#a, .99).toFixed(this.#e))
        };
    }
    async sampleCpuUsage() {
        return new Promise(((e, i) => {
            try {
                const i = process.cpuUsage();
                setTimeout((() => {
                    const s = process.cpuUsage(i);
                    const r = (s.user + s.system) / 1e3 / this.#s * 100;
                    this.#a.push(parseFloat(r.toFixed(this.#e)));
                    if (this.#a.length > this.#r) this.#a.shift();
                    return e();
                }), this.#s);
            } catch (e) {
                return i(e);
            }
        }));
    }
    async init() {
        await this.sampleCpuUsage();
        this.#t = setInterval((() => this.sampleCpuUsage()), this.#i);
    }
    async destroy() {
        clearInterval(this.#t);
    }
    reset() {
        const e = this.#a[this.#a.length - 1];
        this.#a = [];
        this.#a.push(e);
    }
}

exports.CpuMonitor = CpuMonitor;