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Report statistics in logical replication workers

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Author: Stas Kelvich <s.kelvich@postgrespro.ru>
Author: Petr Jelinek <petr.jelinek@2ndquadrant.com>
Reported-by: Fujii Masao <masao.fujii@gmail.com>
This commit is contained in:
Peter Eisentraut
2017-04-14 14:35:05 -04:00
parent 67c2def11d
commit 139eb9673c
3 changed files with 12 additions and 4 deletions
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7
src/backend/postmaster/pgstat.c
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@ -769,9 +769,10 @@ allow_immediate_pgstat_restart(void)
/* ---------- /* ----------
* pgstat_report_stat() - * pgstat_report_stat() -
* *
* Called from tcop/postgres.c to send the so far collected per-table * Must be called by processes that performs DML: tcop/postgres.c, logical
* and function usage statistics to the collector. Note that this is * receiver processes, SPI worker, etc. to send the so far collected
* called only when not within a transaction, so it is fair to use * per-table and function usage statistics to the collector. Note that this
* is called only when not within a transaction, so it is fair to use
* transaction stop time as an approximation of current time. * transaction stop time as an approximation of current time.
* ---------- * ----------
*/ */

8
src/backend/replication/logical/tablesync.c
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@ -114,9 +114,15 @@ StringInfo copybuf = NULL;
static void pg_attribute_noreturn() static void pg_attribute_noreturn()
finish_sync_worker(void) finish_sync_worker(void)
{ {
/* Commit any outstanding transaction. */ /*
* Commit any outstanding transaction. This is the usual case, unless
* there was nothing to do for the table.
*/
if (IsTransactionState()) if (IsTransactionState())
{
CommitTransactionCommand(); CommitTransactionCommand();
pgstat_report_stat(false);
}
/* And flush all writes. */ /* And flush all writes. */
XLogFlush(GetXLogWriteRecPtr()); XLogFlush(GetXLogWriteRecPtr());

1
src/backend/replication/logical/worker.c
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@ -462,6 +462,7 @@ apply_handle_commit(StringInfo s)
/* Process any tables that are being synchronized in parallel. */ /* Process any tables that are being synchronized in parallel. */
process_syncing_tables(commit_data.end_lsn); process_syncing_tables(commit_data.end_lsn);
pgstat_report_stat(false);
pgstat_report_activity(STATE_IDLE, NULL); pgstat_report_activity(STATE_IDLE, NULL);
} }