doc: vacuum_cost_limit controls when vacuum_cost_delay happens
Mention this relationship. Reported-by: Martín Marqués Discussion: https://postgr.es/m/CABeG9LtsAVP4waKngUYo-HAiiowcb8xEjQvDDfhX_nFi5SJ4jw@mail.gmail.com Author: Martín Marqués Backpatch-through: master
This commit is contained in:
parent
afc3b0143c
commit
3af101ce8b
@ -2303,8 +2303,8 @@ include_dir 'conf.d'
|
||||
</term>
|
||||
<listitem>
|
||||
<para>
|
||||
The accumulated cost that will cause the vacuuming process to sleep.
|
||||
The default value is 200.
|
||||
This is the accumulated cost that will cause the vacuuming process to sleep
|
||||
for <varname>vacuum_cost_delay</varname>. The default is 200.
|
||||
</para>
|
||||
</listitem>
|
||||
</varlistentry>
|
||||
@ -2364,7 +2364,7 @@ include_dir 'conf.d'
|
||||
<varname>bgwriter_delay</varname>.
|
||||
If this value is specified without units, it is taken as milliseconds.
|
||||
The default value is 200
|
||||
milliseconds (<literal>200ms</literal>). Note that on many systems, the
|
||||
milliseconds (<literal>200ms</literal>). Note that on some systems, the
|
||||
effective resolution of sleep delays is 10 milliseconds; setting
|
||||
<varname>bgwriter_delay</varname> to a value that is not a multiple of 10
|
||||
might have the same results as setting it to the next higher multiple
|
||||
@ -3258,7 +3258,7 @@ include_dir 'conf.d'
|
||||
flushed to disk.
|
||||
If this value is specified without units, it is taken as milliseconds.
|
||||
The default value is 200 milliseconds (<literal>200ms</literal>). Note that
|
||||
on many systems, the effective resolution of sleep delays is 10
|
||||
on some systems, the effective resolution of sleep delays is 10
|
||||
milliseconds; setting <varname>wal_writer_delay</varname> to a value that is
|
||||
not a multiple of 10 might have the same results as setting it to the
|
||||
next higher multiple of 10. This parameter can only be set in the
|
||||
|
Loading…
x
Reference in New Issue
Block a user