diff --git a/doc/src/sgml/monitoring.sgml b/doc/src/sgml/monitoring.sgml
index c72ad60fa0..84e65002ff 100644
--- a/doc/src/sgml/monitoring.sgml
+++ b/doc/src/sgml/monitoring.sgml
@@ -1519,6 +1519,11 @@ postgres 27093 0.0 0.0 30096 2752 ? Ss 11:34 0:00 postgres: ser
TwophaseFileWrite
Waiting for a write of a two phase state file.
+
+ VersionFileSync
+ Waiting for the version file to reach durable storage while
+ creating a database.
+
VersionFileWrite
Waiting for the version file to be written while creating a database.
diff --git a/src/backend/commands/dbcommands.c b/src/backend/commands/dbcommands.c
index 79c5988963..5ced6da20b 100644
--- a/src/backend/commands/dbcommands.c
+++ b/src/backend/commands/dbcommands.c
@@ -507,6 +507,14 @@ CreateDirAndVersionFile(char *dbpath, Oid dbid, Oid tsid, bool isRedo)
}
pgstat_report_wait_end();
+ pgstat_report_wait_start(WAIT_EVENT_VERSION_FILE_SYNC);
+ if (pg_fsync(fd) != 0)
+ ereport(data_sync_elevel(ERROR),
+ (errcode_for_file_access(),
+ errmsg("could not fsync file \"%s\": %m", versionfile)));
+ fsync_fname(dbpath, true);
+ pgstat_report_wait_end();
+
/* Close the version file. */
CloseTransientFile(fd);
diff --git a/src/backend/utils/activity/wait_event.c b/src/backend/utils/activity/wait_event.c
index 87c15b9c6f..787525754a 100644
--- a/src/backend/utils/activity/wait_event.c
+++ b/src/backend/utils/activity/wait_event.c
@@ -702,6 +702,9 @@ pgstat_get_wait_io(WaitEventIO w)
case WAIT_EVENT_TWOPHASE_FILE_WRITE:
event_name = "TwophaseFileWrite";
break;
+ case WAIT_EVENT_VERSION_FILE_SYNC:
+ event_name = "VersionFileSync";
+ break;
case WAIT_EVENT_VERSION_FILE_WRITE:
event_name = "VersionFileWrite";
break;
diff --git a/src/include/utils/wait_event.h b/src/include/utils/wait_event.h
index b578e2ec75..c814918d6c 100644
--- a/src/include/utils/wait_event.h
+++ b/src/include/utils/wait_event.h
@@ -229,7 +229,8 @@ typedef enum
WAIT_EVENT_WAL_READ,
WAIT_EVENT_WAL_SYNC,
WAIT_EVENT_WAL_SYNC_METHOD_ASSIGN,
- WAIT_EVENT_WAL_WRITE
+ WAIT_EVENT_WAL_WRITE,
+ WAIT_EVENT_VERSION_FILE_SYNC
} WaitEventIO;