GS_STAT_DB_CU
GS_STAT_DB_CU displays CU hits on each node in each database in the cluster. You can clear it using gs_stat_reset(). This view can be viewed only by the users with SYSADMIN or MONADMIN permission.
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 |
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