/**
 * Utility functions for formatting data display
 */
export declare function formatDuration(ms: number): string;
export declare function formatBytes(bytes: number): string;
export declare function formatPercentage(value: number, decimals?: number): string;
export declare function formatNumber(num: number): string;
export declare function formatRelativeTime(date: Date): string;
export declare function formatUptime(startTime: Date): string;
export declare function formatRate(rate: number): string;
export declare function truncate(str: string, length: number): string;
export declare function formatStatus(status: string): string;
export declare function formatHealth(health: number): string;
export declare function formatMetric(value: number, unit: string): string;
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