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Fix off-by-one error in autovacuum shmem struct sizing. This could lead to

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autovacuum worker sending SIGUSR1 signal to wrong process, per Zou Yong's
report.

Backpatch to 8.3.
This commit is contained in:
Heikki Linnakangas 2008-11-12 10:10:43 +00:00
parent 9ac53e7978
commit 5b9c854dae
1 changed files with 2 additions and 2 deletions
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4
src/backend/postmaster/autovacuum.c
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@ -55,7 +55,7 @@
*
*
* IDENTIFICATION
* $PostgreSQL: pgsql/src/backend/postmaster/autovacuum.c,v 1.71.2.6 2008/07/23 20:21:04 alvherre Exp $
* $PostgreSQL: pgsql/src/backend/postmaster/autovacuum.c,v 1.71.2.7 2008/11/12 10:10:43 heikki Exp $
*
*-------------------------------------------------------------------------
*/
@ -215,7 +215,7 @@ typedef enum
{
AutoVacForkFailed, /* failed trying to start a worker */
AutoVacRebalance, /* rebalance the cost limits */
AutoVacNumSignals = AutoVacRebalance /* must be last */
AutoVacNumSignals /* must be last */
} AutoVacuumSignal;
/*-------------