database/postgres
database/postgres
1
0
Fork 0
mirror of https://github.com/postgres/postgres.git synced 2025-04-24 10:47:04 +03:00
Code

Reset vacuum_defer_cleanup_age to PGC_SIGHUP.

Browse Source 
Revert commit 84725aa5efe11688633b553e58113efce4181f2e
This commit is contained in:
Simon Riggs 2013-02-04 16:39:55 +00:00
parent bd56e74127
commit f480e29449
2 changed files with 3 additions and 7 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
doc/src/sgml/config.sgml
View File

@ -2356,7 +2356,8 @@ include 'filename'
is measured in terms of number of write transactions occurring on the is measured in terms of number of write transactions occurring on the
primary server, it is difficult to predict just how much additional primary server, it is difficult to predict just how much additional
grace time will be made available to standby queries. grace time will be made available to standby queries.
This parameter can only be set at server start. This parameter can only be set in the <filename>postgresql.conf</>
file or on the server command line.
</para> </para>
<para> <para>
You should also consider setting <varname>hot_standby_feedback</> You should also consider setting <varname>hot_standby_feedback</>

7
src/backend/utils/misc/guc.c
View File

@ -1881,12 +1881,7 @@ static struct config_int ConfigureNamesInt[] =
}, },
{ {
/* {"vacuum_defer_cleanup_age", PGC_SIGHUP, REPLICATION_MASTER,
* Setting this to a higher value without restarting postmaster
* can cause various bugs in TOAST object removal, CLUSTER and
* possibly other places, so this must be changed only on restart.
*/
{"vacuum_defer_cleanup_age", PGC_POSTMASTER, REPLICATION_MASTER,
gettext_noop("Number of transactions by which VACUUM and HOT cleanup should be deferred, if any."), gettext_noop("Number of transactions by which VACUUM and HOT cleanup should be deferred, if any."),
NULL NULL
}, },