import os from 'os';
export type OsReleaseInfo = {
    id?: string;
    id_like?: string;
    name?: string;
    version_id?: string;
};
export type OsIdentity = {
    distro_id?: string;
    distro_name?: string;
};
export type DarwinVmStat = {
    page_size: number;
    pages_free: number;
    pages_active: number;
    pages_inactive: number;
    pages_speculative: number;
    pages_wired: number;
    pages_compressed: number;
    pageouts: number;
    available_bytes: number;
};
export type DarwinMemoryPressure = {
    free_percent?: number;
};
export type MemoryTelemetry = {
    mem_total: number;
    mem_free: number;
    mem_used: number;
    mem_os_free: number;
    mem_available?: number;
    mem_pressure_free_pct?: number;
    mem_pressure_used_pct?: number;
    mem_pageouts?: number;
};
export type GpuTelemetry = {
    name: string;
    memory_total?: number;
};
export type DarwinPowerTelemetry = {
    system_sleep_minutes?: number;
    wake_for_network?: boolean;
    remote_reachable: boolean;
    status: 'ready' | 'warn' | 'unknown';
    messages: string[];
};
export type CpuTimesSnapshot = {
    idle: number;
    total: number;
};
export declare function cpuTimesSnapshotFromCpus(cpus: Array<{
    times: Record<string, number>;
}>): CpuTimesSnapshot;
export declare function calculateCpuUsagePercent(previous: CpuTimesSnapshot | null, current: CpuTimesSnapshot): number | undefined;
export declare function collectCpuUsagePercent(cpus?: ReturnType<typeof os.cpus>): number | undefined;
export declare function parseOsRelease(content: string): OsReleaseInfo;
export declare function readOsRelease(): OsReleaseInfo;
export declare function resolveOsIdentityFromRelease(platform: string, release: OsReleaseInfo): OsIdentity;
export declare function resolveOsIdentity(platform?: string): OsIdentity;
export declare function parseDarwinVmStat(content: string): DarwinVmStat | null;
export declare function parseDarwinMemoryPressure(content: string): DarwinMemoryPressure;
export declare function parseDarwinPowerSettings(content: string): DarwinPowerTelemetry;
export declare function parseNvidiaSmiGpuCsv(content: string): GpuTelemetry[];
export declare function collectGpuTelemetry(): GpuTelemetry[];
export declare function buildDarwinMemoryTelemetry(memTotal: number, memOsFree: number, pressure: DarwinMemoryPressure, vmStat: DarwinVmStat | null): MemoryTelemetry;
export declare function collectMemoryTelemetry(platform?: string, memTotal?: number, memOsFree?: number): MemoryTelemetry;
export declare function collectOsTelemetryFields(): {
    gpus?: GpuTelemetry[];
    power?: DarwinPowerTelemetry;
    uptime: number;
    disk_total: number;
    disk_free: number;
    disk_used: number;
    mem_total: number;
    mem_free: number;
    mem_used: number;
    mem_os_free: number;
    mem_available?: number;
    mem_pressure_free_pct?: number;
    mem_pressure_used_pct?: number;
    mem_pageouts?: number;
    load_avg: number[];
    cpu_usage_percent?: number;
    cpus: number;
    cpu_model: string;
    distro_id?: string;
    distro_name?: string;
    hostname: string;
    platform: NodeJS.Platform;
    arch: string;
};
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