WARNING - OLD ARCHIVES

This is an archived copy of the Xen.org mailing list, which we have preserved to ensure that existing links to archives are not broken. The live archive, which contains the latest emails, can be found at http://lists.xen.org/
   
 
 
Xen 
 
Home Products Support Community News
 
   
 

xen-devel

[Xen-devel] [PATCH 11/16] xenpaging: increase recently used pages from 4

To: xen-devel@xxxxxxxxxxxxxxxxxxx
Subject: [Xen-devel] [PATCH 11/16] xenpaging: increase recently used pages from 4MB to 64MB
From: Olaf Hering <olaf@xxxxxxxxx>
Date: Tue, 02 Nov 2010 23:30:21 +0100
Delivery-date: Tue, 02 Nov 2010 15:40:39 -0700
Dkim-signature: v=1; a=rsa-sha1; c=relaxed/relaxed; t=1288737015; l=589; s=domk; d=aepfle.de; h=References:Subject:To:From:Date:X-RZG-CLASS-ID:X-RZG-AUTH; bh=KXFaxG7UTgNa/5a8PyhYeLrQaqU=; b=F61j6dzRQaGO9KYwhDlZLZ+B9ZO1tqlEYePVETBk9Nahyusc4hK9flnw/S8FDgeljyX m6FrjXEMG08h23fuWQXV3sOKOqHjDj7Gbs6ZaE988ujAywmFnw1jBfxzVRFG8NXe4AGEz DhP0XXeOkkXNskgES8dOQE6rR5noYryTNvc=
Envelope-to: www-data@xxxxxxxxxxxxxxxxxxx
List-help: <mailto:xen-devel-request@lists.xensource.com?subject=help>
List-id: Xen developer discussion <xen-devel.lists.xensource.com>
List-post: <mailto:xen-devel@lists.xensource.com>
List-subscribe: <http://lists.xensource.com/mailman/listinfo/xen-devel>, <mailto:xen-devel-request@lists.xensource.com?subject=subscribe>
List-unsubscribe: <http://lists.xensource.com/mailman/listinfo/xen-devel>, <mailto:xen-devel-request@lists.xensource.com?subject=unsubscribe>
References: <20101102223010.603002116@xxxxxxxxx>
Sender: xen-devel-bounces@xxxxxxxxxxxxxxxxxxx
User-agent: quilt/0.48-4.4
Increase recently used pages from 4MB to 64MB.
Keeping more pages in memory allows the guest to make more progress if the
paging file spans the entire guest memory.

Signed-off-by: Olaf Hering <olaf@xxxxxxxxx>

---
 tools/xenpaging/policy_default.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- xen-unstable.hg-4.1.22344.orig/tools/xenpaging/policy_default.c
+++ xen-unstable.hg-4.1.22344/tools/xenpaging/policy_default.c
@@ -26,7 +26,7 @@
 #include "policy.h"
 
 
-#define MRU_SIZE 1024
+#define MRU_SIZE (1024 * 16)
 
 
 static unsigned long mru[MRU_SIZE];


_______________________________________________
Xen-devel mailing list
Xen-devel@xxxxxxxxxxxxxxxxxxx
http://lists.xensource.com/xen-devel

<Prev in Thread] Current Thread [Next in Thread>