From: Matthew Dillon <dillon@apollo.backplane.com>
Date: Tue, 4 Jan 2011 04:19:59 +0000 (-0800)
Subject: HAMMER VFS - Increase directory object cache
X-Git-Tag: v2.10.0~398
X-Git-Url: http://gitweb.dragonflybsd.org/dragonfly.git/commitdiff_plain/7d29aec0416d99437a6ab81ed199894e846ca2e6

HAMMER VFS - Increase directory object cache

* Increase from 1024 to 2048 allocation blocks.
---

diff --git a/sys/vfs/hammer/hammer.h b/sys/vfs/hammer/hammer.h
index dbcade5..e327bca 100644
--- a/sys/vfs/hammer/hammer.h
+++ b/sys/vfs/hammer/hammer.h
@@ -244,7 +244,7 @@ typedef struct hammer_pseudofs_inmem *hammer_pseudofs_inmem_t;
  * directories to retain fairly localized object ids which in turn
  * improves reblocking performance and layout.
  */
-#define OBJID_CACHE_SIZE	1024
+#define OBJID_CACHE_SIZE	2048
 #define OBJID_CACHE_BULK_BITS	10		/* 10 bits (1024)	*/
 #define OBJID_CACHE_BULK	(32 * 32)	/* two level (1024)	*/
 #define OBJID_CACHE_BULK_MASK	(OBJID_CACHE_BULK - 1)