PGXC_REDO_STAT¶
PGXC_REDO_STAT displays statistics on redoing Xlogs of each node in the cluster. All columns except node_name are the same as those in the PV_REDO_STAT view. Only the system administrator or the preset role gs_role_read_all_stats can access this view.
Column | Type | Description |
|---|---|---|
node_name | Text | Node name |
phywrts | Bigint | Number of physical writes |
phyblkwrt | Bigint | Number of physical blocks written |
writetim | Bigint | Time taken for physical writes |
avgiotim | Bigint | Average time taken per write |
lstiotim | Bigint | Time taken for the last write |
miniotim | Bigint | Minimum time taken for a write |
maxiowtm | Bigint | Maximum time taken for a write |