INFO command metrics

On Memorystore for Redis, the Redis INFO command returns metrics for vector data and vector search. This page describes the metrics that are available by using the Redis info, info modules, and info modules search commands.

Index statistic metrics

Metric	Value type	Description
search_total_indexed_hash_keys	Integer	Total count of HASH keys for all indexes
search_number_of_indexes	Integer	Index schema total count
search_number_of_attributes	Integer	Total count of attributes for all indexes

Query metrics

Metric	Value type	Description
search_failure_requests_count	Integer	A count of all failed requests
search_successful_requests_count	Integer	A count of all successful requests

Memory metrics

Metric	Value type	Description
search_used_memory_human	Integer	A human-friendly readable version of the search_used_memory_bytes metric
search_used_memory_bytes	Integer	The total bytes of memory that all indexes occupy

Index ingestion

Metric	Value type	Description
search_background_indexing_status	String	The status of the indexing process. NO_ACTIVITY indicates idle indexing.

HNSW metrics

Metric	Value type	Description
search_hnsw_create_exceptions_count	Integer	Count of HNSW creation exceptions.
search_hnsw_search_exceptions_count	Integer	Count of HNSW search exceptions
search_hnsw_remove_exceptions_count	Integer	Count of HNSW removal exceptions.
search_hnsw_add_exceptions_count	Integer	Count of HNSW addition exceptions.
search_hnsw_modify_exceptions_count	Integer	Count of HNSW modification exceptions

Subscription metrics

Metric	Value type	Description
search_modify_subscription_skipped_count	Integer	Count of skipped subscription modifications
search_remove_subscription_successful_count	Integer	Count of successful subscription removals
search_remove_subscription_skipped_count	Integer	Count of skipped subscription removals
search_remove_subscription_failure_count	Integer	Count of failed subscription removals
search_add_subscription_successful_count	Integer	Count of successfully added subscriptions
search_add_subscription_failure_count	Integer	Count of failures of adding subscriptions
search_add_subscription_skipped_count	Integer	Count of skipped subscription adding processes
search_modify_subscription_failure_count	Integer	Count of failed subscription modifications
search_modify_subscription_successful_count	Integer	Count of successful subscription modifications