io.statistics.hashIndexes.{cache_name}.{index_name}

Hash Indexes IO metrics

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This is a legacy Apache Ignite documentation

The new documentation is hosted here: https://ignite.apache.org/docs/latest/

This registry contains IO statistics for a hash index.
The specific registry name includes the name of the cache and the name of the index.
Example:

  • "io.statistics.hashIndexes.my-cache.HASH_IDX" - Registry for a cache with the name "my-cache" and the index with the name "HASH_IDX" inside this cache.

Name

Type

Description

LOGICAL_READS_INNER

long

Number of logical reads for inner tree node

LOGICAL_READS_LEAF

long

Number of logical reads for leaf tree node

PHYSICAL_READS_INNER

long

Number of physical reads for inner tree node

PHYSICAL_READS_LEAF

long

Number of physical reads for leaf tree node

indexName

string

Name of the index

name

string

Name of the cache

startTime

long

Statistics collection start time