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-rw-r--r--src/include/pg_config_manual.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/include/pg_config_manual.h b/src/include/pg_config_manual.h
index ef895211da5..8d5a3783876 100644
--- a/src/include/pg_config_manual.h
+++ b/src/include/pg_config_manual.h
@@ -57,7 +57,7 @@
* may improve performance, but supplying a real spinlock implementation is
* probably far better.
*/
-#define NUM_SPINLOCK_SEMAPHORES 1024
+#define NUM_SPINLOCK_SEMAPHORES 128
/*
* When we have neither spinlocks nor atomic operations support we're