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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().

Table 1 GS_STAT_DB_CU columns

Name

Type

Description

node_name1

text

Node name

db_name

text

Database name

mem_hit

integer

Number of memory hits

hdd_sync_read

integer

Number of hard disk synchronous reads

hdd_asyn_read

integer

Number of hard disk asynchronous reads