/**
 * Garbage Collection Utilities
 * Optimized garbage collection with memory pressure monitoring
 */
interface GCMetrics {
    totalRuns: number;
    lastRun: Date;
    memoryBefore: NodeJS.MemoryUsage;
    memoryAfter: NodeJS.MemoryUsage;
    memoryFreed: number;
}
/**
 * Optimized garbage collection with memory pressure detection
 * @param aggressive Force aggressive cleanup under memory pressure
 * @returns Promise<GCMetrics> GC performance metrics
 */
export declare const forceGC: (aggressive?: boolean) => Promise<GCMetrics>;
/**
 * Check if system is under memory pressure and needs aggressive cleanup
 * @returns boolean True if memory usage exceeds threshold
 */
export declare const isUnderMemoryPressure: () => boolean;
/**
 * Smart garbage collection that adapts to memory pressure
 * @returns Promise<GCMetrics> GC performance metrics
 */
export declare const smartGC: () => Promise<GCMetrics>;
/**
 * Get current GC metrics for monitoring
 * @returns GCMetrics Current garbage collection statistics
 */
export declare const getGCMetrics: () => GCMetrics;
export {};
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