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| author | Daniel Gustafsson <dgustafsson@postgresql.org> | 2025-11-26 14:24:27 +0100 |
|---|---|---|
| committer | Daniel Gustafsson <dgustafsson@postgresql.org> | 2025-11-26 14:24:27 +0100 |
| commit | b3fe098d330ff6a7c23019d66a600072b1d4664d (patch) | |
| tree | 9e2d9a72594fc32db6626a87525fca8248eb965d /src/backend/utils | |
| parent | 0f4f45772c5a87ca2f228ee3bea36d313dca0b51 (diff) | |
Add GUC to show EXEC_BACKEND state
There is no straightforward way to determine if a cluster is running
in EXEC_BACKEND mode or not, which is useful for tests to know. This
adds a GUC debug_exec_backend similar to debug_assertions which will
be true when the server is running in EXEC_BACKEND mode.
Author: Daniel Gustafsson <daniel@yesql.se>
Reviewed-by: Chao Li <li.evan.chao@gmail.com>
Reviewed-by: Álvaro Herrera <alvherre@kurilemu.de>
Reviewed-by: Peter Eisentraut <peter@eisentraut.org>
Discussion: https://postgr.es/m/5F301096-921A-427D-8EC1-EBAEC2A35082@yesql.se
Diffstat (limited to 'src/backend/utils')
| -rw-r--r-- | src/backend/utils/misc/guc_parameters.dat | 7 | ||||
| -rw-r--r-- | src/backend/utils/misc/guc_tables.c | 7 |
2 files changed, 14 insertions, 0 deletions
diff --git a/src/backend/utils/misc/guc_parameters.dat b/src/backend/utils/misc/guc_parameters.dat index 1128167c025..3b9d8349078 100644 --- a/src/backend/utils/misc/guc_parameters.dat +++ b/src/backend/utils/misc/guc_parameters.dat @@ -617,6 +617,13 @@ max => 'MAX_DEBUG_DISCARD_CACHES', }, +{ name => 'debug_exec_backend', type => 'bool', context => 'PGC_INTERNAL', group => 'PRESET_OPTIONS', + short_desc => 'Shows whether the running server is built with EXEC_BACKEND enabled.', + flags => 'GUC_NOT_IN_SAMPLE | GUC_DISALLOW_IN_FILE', + variable => 'exec_backend_enabled', + boot_val => 'EXEC_BACKEND_ENABLED', +}, + { name => 'debug_io_direct', type => 'string', context => 'PGC_POSTMASTER', group => 'DEVELOPER_OPTIONS', short_desc => 'Use direct I/O for file access.', long_desc => 'An empty string disables direct I/O.', diff --git a/src/backend/utils/misc/guc_tables.c b/src/backend/utils/misc/guc_tables.c index 0209b2067a2..f87b558c2c6 100644 --- a/src/backend/utils/misc/guc_tables.c +++ b/src/backend/utils/misc/guc_tables.c @@ -627,6 +627,13 @@ static bool integer_datetimes; #endif static bool assert_enabled = DEFAULT_ASSERT_ENABLED; +#ifdef EXEC_BACKEND +#define EXEC_BACKEND_ENABLED true +#else +#define EXEC_BACKEND_ENABLED false +#endif +static bool exec_backend_enabled = EXEC_BACKEND_ENABLED; + static char *recovery_target_timeline_string; static char *recovery_target_string; static char *recovery_target_xid_string; |