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-rw-r--r--src/backend/postmaster/walwriter.c2
-rw-r--r--src/backend/utils/misc/guc_tables.c2
-rw-r--r--src/include/postmaster/walwriter.h2
3 files changed, 4 insertions, 2 deletions
diff --git a/src/backend/postmaster/walwriter.c b/src/backend/postmaster/walwriter.c
index 65e84be39b9..266fbc23399 100644
--- a/src/backend/postmaster/walwriter.c
+++ b/src/backend/postmaster/walwriter.c
@@ -68,7 +68,7 @@
* GUC parameters
*/
int WalWriterDelay = 200;
-int WalWriterFlushAfter = 128;
+int WalWriterFlushAfter = DEFAULT_WAL_WRITER_FLUSH_AFTER;
/*
* Number of do-nothing loops before lengthening the delay time, and the
diff --git a/src/backend/utils/misc/guc_tables.c b/src/backend/utils/misc/guc_tables.c
index efd59a47cf7..8abf9bb6446 100644
--- a/src/backend/utils/misc/guc_tables.c
+++ b/src/backend/utils/misc/guc_tables.c
@@ -2780,7 +2780,7 @@ struct config_int ConfigureNamesInt[] =
GUC_UNIT_XBLOCKS
},
&WalWriterFlushAfter,
- (1024 * 1024) / XLOG_BLCKSZ, 0, INT_MAX,
+ DEFAULT_WAL_WRITER_FLUSH_AFTER, 0, INT_MAX,
NULL, NULL, NULL
},
diff --git a/src/include/postmaster/walwriter.h b/src/include/postmaster/walwriter.h
index 22281a97ba0..6eba7ad79cf 100644
--- a/src/include/postmaster/walwriter.h
+++ b/src/include/postmaster/walwriter.h
@@ -12,6 +12,8 @@
#ifndef _WALWRITER_H
#define _WALWRITER_H
+#define DEFAULT_WAL_WRITER_FLUSH_AFTER ((1024 * 1024) / XLOG_BLCKSZ)
+
/* GUC options */
extern PGDLLIMPORT int WalWriterDelay;
extern PGDLLIMPORT int WalWriterFlushAfter;