lakutata/src/components/monitor/MemoryMonitor.cjs

An IoC-based universal application framework.

/* Build Date: Mon Jan 05 2026 23:52:23 GMT+0800 (China Standard Time) */
"use strict";

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

const e = require("node:os");

const s = require("../../../vendor/Package.internal.53.cjs");

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

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

require("../../../vendor/Package.internal.4.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.internal.1.cjs");

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

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

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

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

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

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

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

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

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

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

require("../../lib/helpers/DevNull.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.internal.7.cjs");

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

require("node:util/types");

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

require("url");

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

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

function r(e) {
    if (e && e.__esModule) return e;
    const s = Object.create(null, {
        [Symbol.toStringTag]: {
            value: "Module"
        }
    });
    if (e) {
        for (const i in e) {
            if (i !== "default") {
                const r = Object.getOwnPropertyDescriptor(e, i);
                Object.defineProperty(s, i, r.get ? r : {
                    enumerable: true,
                    get: () => e[i]
                });
            }
        }
    }
    s.default = e;
    return Object.freeze(s);
}

const t = r(e);

class MemoryMonitor extends i.Component {
    #e=2;
    #s=1e3;
    #i=65535;
    #r=t.totalmem();
    #t;
    #a=[];
    #n=0;
    #l=0;
    #c=0;
    #o=0;
    #h=0;
    #d=0;
    get statistics() {
        const e = this.#a[this.#a.length - 1];
        const i = this.#a.map(e => e.rss);
        const r = s.min(i);
        const t = s.max(i);
        if (!this.#n) this.#n = r;
        this.#n = this.#n > r ? r : this.#n;
        if (!this.#l) this.#l = t;
        this.#l = this.#l < t ? t : this.#l;
        const a = this.#a.map(e => e.heapUsed);
        const n = s.min(a);
        const l = s.max(a);
        if (!this.#c) this.#c = n;
        this.#c = this.#c > n ? n : this.#c;
        if (!this.#o) this.#o = l;
        this.#o = this.#o < l ? l : this.#o;
        const c = this.#a.map(e => e.external);
        const o = s.min(c);
        const h = s.max(c);
        if (!this.#h) this.#h = o;
        this.#h = this.#h > o ? o : this.#h;
        if (!this.#d) this.#d = h;
        this.#d = this.#d < h ? h : this.#d;
        return {
            physicalTotal: this.#r,
            physicalUsed: e.rss,
            physicalUsage: parseFloat((e.rss / this.#r * 100).toFixed(this.#e)),
            physicalUsedMin: this.#n,
            physicalUsedMax: this.#l,
            physicalUsedAvg: parseFloat(s.mean(i).toFixed(this.#e)),
            physicalUsedP50: s.quantile(i, .5),
            physicalUsedP90: s.quantile(i, .9),
            physicalUsedP95: s.quantile(i, .95),
            physicalUsedP99: s.quantile(i, .99),
            heapTotal: e.heapTotal,
            heapUsed: e.heapUsed,
            heapUsage: parseFloat((e.heapUsed / e.heapTotal * 100).toFixed(this.#e)),
            heapUsedMin: this.#c,
            heapUsedMax: this.#o,
            heapUsedAvg: parseFloat(s.mean(a).toFixed(this.#e)),
            heapUsedP50: s.quantile(a, .5),
            heapUsedP90: s.quantile(a, .9),
            heapUsedP95: s.quantile(a, .95),
            heapUsedP99: s.quantile(a, .99),
            externalUsed: e.external,
            externalUsedMin: this.#h,
            externalUsedMax: this.#d,
            externalUsedAvg: parseFloat(s.mean(c).toFixed(this.#e)),
            externalUsedP50: s.quantile(c, .5),
            externalUsedP90: s.quantile(c, .9),
            externalUsedP95: s.quantile(c, .95),
            externalUsedP99: s.quantile(c, .99)
        };
    }
    sampleMemoryUsage() {
        this.#a.push(process.memoryUsage());
        if (this.#a.length > this.#i) this.#a.shift();
    }
    async init() {
        this.sampleMemoryUsage();
        this.#t = setInterval(() => this.sampleMemoryUsage(), this.#s);
    }
    async destroy() {
        clearInterval(this.#t);
    }
    reset() {
        this.#a = [];
        this.sampleMemoryUsage();
    }
}

exports.MemoryMonitor = MemoryMonitor;