/**
 * Kernel-aligned provider-timing contract (canonical tables live in
 * `@hikoutei/ikisaki` `timing/providerTiming.ts`; the kernel re-exports this
 * module so both import paths stay alive).
 *
 * Provider-neutral timing vocabulary for one remote provider operation:
 * lifecycle operation kinds, per-kind counts, and measured phases. Timing
 * is diagnostic only: a sink failure must never change persistence or
 * provider behavior.
 */
/** Lifecycle operation kinds counted by one timing event. */
export declare const SYNC_TIMING_OPERATION_KINDS: {
    readonly APPEND: "append";
    readonly UPDATE: "update";
    readonly DELETE: "delete";
};
export type SyncTimingOperationKind = (typeof SYNC_TIMING_OPERATION_KINDS)[keyof typeof SYNC_TIMING_OPERATION_KINDS];
/** Count of lifecycle operations represented by one timing event. */
export interface SyncTimingOperationCounts {
    readonly append: number;
    readonly update: number;
    readonly delete: number;
}
/** One measured implementation phase inside a remote provider operation. */
export interface SyncProviderTimingPhase {
    readonly phase: string;
    readonly durationMs: number;
}
/** Optional phase timing returned by one remote provider operation. */
export interface SyncProviderTiming {
    readonly operationKinds: readonly SyncTimingOperationKind[];
    readonly operationCounts: SyncTimingOperationCounts;
    readonly durationMs: number;
    readonly phases: readonly SyncProviderTimingPhase[];
}
//# sourceMappingURL=timing.d.ts.map