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Autovacuum loose end mop-up. Provide autovacuum-specific vacuum cost

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delay and limit, both as global GUCs and as table-specific entries in
pg_autovacuum.  stats_reset_on_server_start is now OFF by default,
but a reset is forced if we did WAL replay.  XID-wrap vacuums do not
ANALYZE, but do FREEZE if it's a template database.  Alvaro Herrera
This commit is contained in:
Tom Lane
2005-08-11 21:11:50 +00:00
parent f6c30d54fa
commit d90c531188
18 changed files with 456 additions and 209 deletions
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10
src/backend/libpq/hba.c
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@@ -10,7 +10,7 @@
*
*
* IDENTIFICATION
* $PostgreSQL: pgsql/src/backend/libpq/hba.c,v 1.146 2005/07/29 19:30:04 tgl Exp $
* $PostgreSQL: pgsql/src/backend/libpq/hba.c,v 1.147 2005/08/11 21:11:44 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@@ -1001,13 +1001,15 @@ load_hba(void)
* dboid: gets database OID
* dbtablespace: gets database's default tablespace's OID
* dbfrozenxid: gets database's frozen XID
* dbvacuumxid: gets database's vacuum XID
*
* This is not much related to the other functions in hba.c, but we put it
* here because it uses the next_token() infrastructure.
*/
bool
read_pg_database_line(FILE *fp, char *dbname, Oid *dboid,
Oid *dbtablespace, TransactionId *dbfrozenxid)
Oid *dbtablespace, TransactionId *dbfrozenxid,
TransactionId *dbvacuumxid)
{
char buf[MAX_TOKEN];
@@ -1030,6 +1032,10 @@ read_pg_database_line(FILE *fp, char *dbname, Oid *dboid,
if (!isdigit((unsigned char) buf[0]))
elog(FATAL, "bad data in flat pg_database file");
*dbfrozenxid = atoxid(buf);
next_token(fp, buf, sizeof(buf));
if (!isdigit((unsigned char) buf[0]))
elog(FATAL, "bad data in flat pg_database file");
*dbvacuumxid = atoxid(buf);
/* expect EOL next */
if (next_token(fp, buf, sizeof(buf)))
elog(FATAL, "bad data in flat pg_database file");