Diagnostic statistics describing the internal state of an F14 table.

Synopsis

Declared in <folly/container/detail/F14Table.h>

struct F14TableStats;

Static Member Functions

Name

Description

compute

Computes statistics for the given table‐like container.

Data Members

Name

Description

bucketCount

Number of buckets in the table.

chunkCount

Number of chunks in the table.

chunkHostedOverflowHisto

Histogram of hosted overflow counts per chunk.

chunkOccupancyHisto

Histogram of the number of occupied slots per chunk.

chunkOutboundOverflowHisto

Histogram of outbound overflow counts per chunk.

keyProbeLengthHisto

Histogram of probe lengths for successful lookups.

missProbeLengthHisto

Histogram of probe lengths for failed lookups.

overheadBytes

Number of bytes used for overhead rather than stored values.

policy

Name of the table's memory policy.

size

Number of elements stored.

totalBytes

Total number of bytes used by the table.

valueSize

Size in bytes of each stored value.

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