import { MetricsRegister } from "@lodestar/utils";
import { ProposerRewardType } from "./block/types.js";
import { EpochTransitionStep } from "./epoch/index.js";
import { StateCloneSource, StateHashTreeRootSource } from "./stateTransition.js";
import { CachedBeaconStateAllForks } from "./types.js";
export type BeaconStateTransitionMetrics = ReturnType<typeof getMetrics>;
/**
 * A collection of metrics used throughout the State Transition.
 */
export declare function getMetrics(register: MetricsRegister): {
    epochTransitionTime: import("@lodestar/utils").Histogram<import("@lodestar/utils").NoLabels>;
    epochTransitionCommitTime: import("@lodestar/utils").Histogram<import("@lodestar/utils").NoLabels>;
    epochTransitionStepTime: import("@lodestar/utils").Histogram<{
        step: EpochTransitionStep;
    }>;
    processBlockTime: import("@lodestar/utils").Histogram<import("@lodestar/utils").NoLabels>;
    processBlockCommitTime: import("@lodestar/utils").Histogram<import("@lodestar/utils").NoLabels>;
    stateHashTreeRootTime: import("@lodestar/utils").Histogram<{
        source: StateHashTreeRootSource;
    }>;
    numEffectiveBalanceUpdates: import("@lodestar/utils").Gauge<import("@lodestar/utils").NoLabels>;
    validatorsInActivationQueue: import("@lodestar/utils").Gauge<import("@lodestar/utils").NoLabels>;
    validatorsInExitQueue: import("@lodestar/utils").Gauge<import("@lodestar/utils").NoLabels>;
    preStateBalancesNodesPopulatedMiss: import("@lodestar/utils").Gauge<{
        source: StateCloneSource;
    }>;
    preStateBalancesNodesPopulatedHit: import("@lodestar/utils").Gauge<{
        source: StateCloneSource;
    }>;
    preStateValidatorsNodesPopulatedMiss: import("@lodestar/utils").Gauge<{
        source: StateCloneSource;
    }>;
    preStateValidatorsNodesPopulatedHit: import("@lodestar/utils").Gauge<{
        source: StateCloneSource;
    }>;
    preStateClonedCount: import("@lodestar/utils").Histogram<import("@lodestar/utils").NoLabels>;
    postStateBalancesNodesPopulatedHit: import("@lodestar/utils").Gauge<import("@lodestar/utils").NoLabels>;
    postStateBalancesNodesPopulatedMiss: import("@lodestar/utils").Gauge<import("@lodestar/utils").NoLabels>;
    postStateValidatorsNodesPopulatedHit: import("@lodestar/utils").Gauge<import("@lodestar/utils").NoLabels>;
    postStateValidatorsNodesPopulatedMiss: import("@lodestar/utils").Gauge<import("@lodestar/utils").NoLabels>;
    newSeenAttestersPerBlock: import("@lodestar/utils").Gauge<import("@lodestar/utils").NoLabels>;
    newSeenAttestersEffectiveBalancePerBlock: import("@lodestar/utils").Gauge<import("@lodestar/utils").NoLabels>;
    attestationsPerBlock: import("@lodestar/utils").Gauge<import("@lodestar/utils").NoLabels>;
    proposerRewards: import("@lodestar/utils").Gauge<{
        type: ProposerRewardType;
    }>;
};
export declare function onStateCloneMetrics(state: CachedBeaconStateAllForks, metrics: BeaconStateTransitionMetrics, source: StateCloneSource): void;
export declare function onPostStateMetrics(postState: CachedBeaconStateAllForks, metrics: BeaconStateTransitionMetrics): void;
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