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Move pgstat_report_tabstat() call so that stats are not reported to the

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collector until the transaction commits.  Per recent discussion, this
should avoid confusing autovacuum when an updating transaction runs for
a long time.
This commit is contained in:
Tom Lane 2004-11-20 00:48:58 +00:00
parent e719591ea3
commit 8a7025f0bb
1 changed files with 5 additions and 4 deletions
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9
src/backend/tcop/postgres.c
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@ -8,7 +8,7 @@
*
*
* IDENTIFICATION
* $PostgreSQL: pgsql/src/backend/tcop/postgres.c,v 1.437 2004/11/14 19:35:31 tgl Exp $
* $PostgreSQL: pgsql/src/backend/tcop/postgres.c,v 1.438 2004/11/20 00:48:58 tgl Exp $
*
* NOTES
* this is the "main" module of the postgres backend and
@ -2904,12 +2904,11 @@ PostgresMain(int argc, char *argv[], const char *username)
* This is also a good time to send collected statistics to the
* collector, and to update the PS stats display. We avoid doing
* those every time through the message loop because it'd slow
* down processing of batched messages.
* down processing of batched messages, and because we don't want
* to report uncommitted updates (that confuses autovacuum).
*/
if (send_rfq)
{
pgstat_report_tabstat();
if (IsTransactionOrTransactionBlock())
{
set_ps_display("idle in transaction");
@ -2917,6 +2916,8 @@ PostgresMain(int argc, char *argv[], const char *username)
}
else
{
pgstat_report_tabstat();
set_ps_display("idle");
pgstat_report_activity("<IDLE>");
}