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Replace postmaster.c's own backend type codes with BackendType

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Introduce a separate BackendType for dead-end children, so that we
don't need a separate dead_end flag.

Reviewed-by: Andres Freund <andres@anarazel.de>
Discussion: https://www.postgresql.org/message-id/a102f15f-eac4-4ff2-af02-f9ff209ec66f@iki.fi
This commit is contained in:
Heikki Linnakangas
2024-11-14 16:06:16 +02:00
parent a274bbb1b3
commit 18d67a8d7d
6 changed files with 168 additions and 116 deletions
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3
src/backend/utils/activity/pgstat_io.c
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@@ -330,6 +330,8 @@ pgstat_io_snapshot_cb(void)
*
* The following BackendTypes do not participate in the cumulative stats
* subsystem or do not perform IO on which we currently track:
* - Dead-end backend because it is not connected to shared memory and
* doesn't do any IO
* - Syslogger because it is not connected to shared memory
* - Archiver because most relevant archiving IO is delegated to a
* specialized command or module
@@ -352,6 +354,7 @@ pgstat_tracks_io_bktype(BackendType bktype)
switch (bktype)
{
case B_INVALID:
case B_DEAD_END_BACKEND:
case B_ARCHIVER:
case B_LOGGER:
case B_WAL_RECEIVER: