FILE_REDO_IOSTAT
Records statistics about redo logs (WALs) on the current node, as shown in Table 1.
|
Name |
Type |
Description |
|---|---|---|
|
phywrts |
bigint |
Number of times writing into the WAL buffer |
|
phyblkwrt |
bigint |
Number of blocks written into the WAL buffer |
|
writetim |
bigint |
Duration of writing into Xlog files (unit: μs) |
|
avgiotim |
bigint |
Average duration of writing into Xlog files (unit: μs). avgiotim = writetim/phywrts |
|
lstiotim |
bigint |
Duration of the last writing into Xlog files (unit: μs) |
|
miniotim |
bigint |
Minimum duration of writing into Xlog files (unit: μs) |
|
maxiowtm |
bigint |
Maximum duration of writing into Xlog files (unit: μs) |
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