When changing this value, consider also adjusting
,
- workers-maintenance"/>, and
+ maintenance-workers"/>, and
.
- workers-maintenance" xreflabel="max_parallel_maintenance_workers">
+ maintenance-workers" xreflabel="max_parallel_maintenance_workers">
max_parallel_maintenance_workers (integer)
max_parallel_maintenance_workers configuration parameter
Sets the maximum number of workers that the system can support for
parallel operations. The default value is 8. When increasing or
decreasing this value, consider also adjusting
- workers-maintenance"/> and
+ maintenance-workers"/> and
.
Also, note that a setting for this value which is higher than
will have no effect,
least a 32MB share of the total
maintenance_work_mem budget. There must also be
a remaining 32MB share for the leader process.
- Increasing workers-maintenance"/>
+ Increasing maintenance-workers"/>
may allow more workers to be used, which will reduce the time
needed for index creation, so long as the index build is not
already I/O bound. Of course, there should also be sufficient
(without FULL), if the PARALLEL option
is omitted, then the number of workers is determined based on the number of
indexes on the relation that support parallel vacuum operation and is further
- limited by workers-maintenance"/>. An index
+ limited by maintenance-workers"/>. An index
can participate in parallel vacuum if and only if the size of the index is
more than . Please note
that it is not guaranteed that the number of parallel workers specified in