diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/backend/utils/misc/guc.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/src/backend/utils/misc/guc.c b/src/backend/utils/misc/guc.c index 6128694200f..b0af9f5c9ae 100644 --- a/src/backend/utils/misc/guc.c +++ b/src/backend/utils/misc/guc.c @@ -1881,7 +1881,12 @@ 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."), NULL }, |