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Make sure we don't skip databases that are supposed to be vacuumed "exactly

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now".  This can happen if the time granularity is not very high.

Per ITAGAKI Takahiro.
This commit is contained in:
Alvaro Herrera 2007-05-07 20:41:24 +00:00
parent e292090b59
commit 067deaf83d
1 changed files with 3 additions and 3 deletions
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6
src/backend/postmaster/autovacuum.c
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@ -10,7 +10,7 @@
*
*
* IDENTIFICATION
* $PostgreSQL: pgsql/src/backend/postmaster/autovacuum.c,v 1.45 2007/05/04 02:06:13 tgl Exp $
* $PostgreSQL: pgsql/src/backend/postmaster/autovacuum.c,v 1.46 2007/05/07 20:41:24 alvherre Exp $
*
*-------------------------------------------------------------------------
*/
@ -1036,8 +1036,8 @@ do_start_worker(void)
* Skip this database if its next_worker value falls between
* the current time and the current time plus naptime.
*/
if (TimestampDifferenceExceeds(current_time,
dbp->adl_next_worker, 0) &&
if (!TimestampDifferenceExceeds(dbp->adl_next_worker,
current_time, 0) &&
!TimestampDifferenceExceeds(current_time,
dbp->adl_next_worker,
autovacuum_naptime * 1000))