Help Center/ GaussDB(DWS)/ Developer Guide/ Standard data warehouse (8.3.0.x)/ GaussDB(DWS) System Catalogs and Views/ System Views/ GLOBAL_REL_IOSTAT

Updated on 2024-11-05 GMT+08:00

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GLOBAL_REL_IOSTAT

GLOBAL_REL_IOSTAT displays the total disk I/O statistics of all nodes in a cluster. The name of each column in this view is the same as that in the GS_REL_IOSTAT view, but the column meaning is the sum of the value of the same column in the GS_REL_IOSTAT view on each node.

**Table 1** GLOBAL_REL_IOSTAT columns
Column	Type	Description
phyrds	bigint	Total number of disk read times of all nodes
phywrts	bigint	Total number of disk write times of all nodes
phyblkrd	bigint	Total number of disk pages read by all nodes
phyblkwrt	bigint	Total number of disk pages written by all nodes

Only users with system administrator permissions can access this view.

Parent topic: System Views

Previous topic: GLOBAL_REDO_STAT

Next topic: GLOBAL_ROW_TABLE_IO_STAT

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