Help Center/ GaussDB/ Developer Guide(Distributed_2.x)/ System Catalogs and System Views/ System Views/ GS_STAT_DB_CU

Updated on 2023-10-23 GMT+08:00

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GS_STAT_DB_CU

GS_STAT_DB_CU queries CU hits in a database and in each node in a cluster. You can clear it using gs_stat_reset(). This view can be viewed only by the users with monitor admin and sysadmin permission.

**Table 1** GS_STAT_DB_CU columns
Name	Type	Description
node_name1	text	Node name
db_name	text	Database name
mem_hit	bigint	Number of memory hits
hdd_sync_read	bigint	Number of synchronous hard disk reads
hdd_asyn_read	bigint	Number of asynchronous hard disk reads

Parent topic: System Views

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