node_name
|
text
|
Node name
|
curr_dwn
|
bigint
|
Sequence number of the doublewrite file
|
curr_start_page
|
bigint
|
Start page for restoring the doublewrite file
|
file_trunc_num
|
bigint
|
Number of times that the doublewrite file is reused
|
file_reset_num
|
bigint
|
Number of reset times after the doublewrite file is full
|
total_writes
|
bigint
|
Total number of I/Os of the doublewrite file
|
low_threshold_writes
|
bigint
|
Number of I/Os for writing doublewrite files with low efficiency (the number of I/O flushing pages at a time is less than 16)
|
high_threshold_writes
|
bigint
|
Number of I/Os for writing doublewrite files with high efficiency (the number of I/O flushing pages at a time is more than 421)
|
total_pages
|
bigint
|
Total number of pages that are flushed to the doublewrite file area
|
low_threshold_pages
|
bigint
|
Number of pages that are flushed with low efficiency
|
high_threshold_pages
|
bigint
|
Number of pages that are flushed with high efficiency
|
file_id
|
bigint
|
ID of the current doublewrite file
|