The documentation of
The parameter can be reduced if both of the following conditions are true:
- pool_data_writes is approximately equal to pool_async_data_writes
- pool_index_writes is approximately equal to pool_async_index_writes.
The parameter should be increased if either of the following conditions are true:
- pool_data_writes is much greater than pool_async_data_writes
- pool_index_writes is much greater than pool_async_index_writes.
What is approximately? What is "much greater"? What ratio? What percentage of difference?
Does anyone have an example of values that are "approximately equal" and where the
Page Cleaners value should be increased? The same info for the "much geater" values would also be appreciated.