import type { IPoolItemWithStats } from '../types';
import type { IStats } from './AbstractPool';
import { BalancedRoundRobin } from './BalancedRoundRobin';
export interface IConfig {
    concurrencyMax?: number;
    concurrencyMin?: number;
    concurrencyPenalty?: number;
    concurrencyReward?: number;
    targetRunTime?: number;
}
export declare class DynamicBalancedConcurrency<TKey, TValue extends IPoolItemWithStats> extends BalancedRoundRobin<TKey, TValue> {
    readonly agents: Map<TKey, TValue>;
    readonly options: IConfig;
    protected currentMaxCurrency: number;
    protected config: Required<IConfig>;
    constructor(agents: Map<TKey, TValue>, options: IConfig);
    get load(): number;
    get stats(): IStats;
    reward(): void;
    penalize(): void;
    execAsync<F extends (instance: TValue) => unknown>(continuation: F): Promise<ReturnType<F>>;
}
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