Help Center/ GaussDB/ Centralized_2.x/ System Catalogs and System Views/ System Views/ GS_STAT_SESSION_CU

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

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GS_STAT_SESSION_CU

GS_STAT_SESSION_CU queries the CU hit rate of running sessions on each node of the entire database. The data about a session is cleared when you exit this session or restart the database.

**Table 1** GS_STAT_SESSION_CU columns
Name	Type	Description
mem_hit	integer	Number of memory hits
hdd_sync_read	integer	Number of synchronous hard disk reads
hdd_asyn_read	integer	Number of asynchronous hard disk reads

Parent topic: System Views

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