From 629e58788261d2d069ea62be0e9a1d666eab6b32 Mon Sep 17 00:00:00 2001
From: Howard Chu <hyc@openldap.org>
Date: Wed, 30 Jan 2019 23:43:34 +0000
Subject: [PATCH] mdbx: import - tweak mdb_page_split (ITS#8969).

Bump up number of keys for which we use fine-grained splitpoint search

Change-Id: I9830e143f5f5aaa4c2170a304ebc89cf67b7f3bc
---
 mdb.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/mdb.c b/mdb.c
index be98564b..8c6cbd18 100644
--- a/mdb.c
+++ b/mdb.c
@@ -8921,7 +8921,7 @@ mdb_page_split(MDB_cursor *mc, MDB_val *newkey, MDB_val *newdata, pgno_t newpgno
 			 * the split so the new page is emptier than the old page.
 			 * This yields better packing during sequential inserts.
 			 */
-			if (nkeys < 20 || nsize > pmax/16 || newindx >= nkeys) {
+			if (nkeys < 32 || nsize > pmax/16 || newindx >= nkeys) {
 				/* Find split point */
 				psize = 0;
 				if (newindx <= split_indx || newindx >= nkeys) {