Remove outdated reference to RAID spindles.

macdice · macdice · commit 5190ce845c59 · 2021-02-22T14:43:06.000+13:00
Commit b09ff53 left behind some outdated advice in the long_desc field of the GUC "effective_io_concurrency". Remove it. Back-patch to 13. Reported-by: Andrew Gierth <andrew@tao11.riddles.org.uk> Reviewed-by: Julien Rouhaud <rjuju123@gmail.com> Discussion: https://postgr.es/m/CA%2BhUKGJyyWqFBxL9gEj-qtjBThGjhAOBE8GBnF8MUJOJ3vrfag%40mail.gmail.com
diff --git a/src/backend/utils/misc/guc.c b/src/backend/utils/misc/guc.c
@@ -2921,7 +2921,7 @@ static struct config_int ConfigureNamesInt[] =
 			PGC_USERSET,
 			RESOURCES_ASYNCHRONOUS,
 			gettext_noop("Number of simultaneous requests that can be handled efficiently by the disk subsystem."),
-			gettext_noop("For RAID arrays, this should be approximately the number of drive spindles in the array."),
+			NULL,
 			GUC_EXPLAIN
 		},
 		&effective_io_concurrency,
