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sys.dm_os_memory_cache_entries (Transact-SQL)

Returns information about all entries in caches. Use this view to trace cache entries to their associated objects. You can also use this view to obtain statistics on cache entries.

Column name

Data type

Description

cache_address

varbinary(8)

Address of the cache. Is not nullable.

name

nvarchar(256)

Name of the cache. Is not nullable.

type

varchar(60)

Type of cache. Is not nullable.

entry_address

varbinary(8)

Address of the descriptor of the cache entry. Is not nullable.

entry_data_address

varbinary(8)

Address of the user data in the cache entry.

0x00000000 = Entry data address is not available.

Is not nullable.

in_use_count

int

Number of concurrent users of this cache entry. Is not nullable.

is_dirty

bit

1 = This cache entry has changes that have not been persisted.

Is not nullable.

in_use_count

int

Number of concurrent users of this cache entry. Is not nullable.

disk_ios_count

int

Number of I/Os incurred because of this entry. Is not nullable.

context_switches_count

int

Number of context switches incurred because of this entry. Is not nullable.

original_cost

int

Original cost of the entry. This value is an approximation of the number of I/Os incurred, CPU instruction cost, and the context switch count. The greater the cost, the lower the chance that the item will be removed from the cache. Is not nullable.

current_cost

int

Current cost of the cache entry. This value is updated during the process of entry purging. Current cost is reset to its original value on entry reuse. Is not nullable.

memory_object_address

varbinary(8)

Address of the associated memory object. Is nullable.

pages_allocated_count

bigint

Number of 8-KB pages to store this cache entry. Is not nullable.

entry_data

nvarchar(2048)

Serialized representation of the cached entry. This information is cache implementation dependant. Is nullable.

pool_id

int

The ID of the resource pool.

Requires VIEW SERVER STATE permission on the server.

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