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-users

[Xen-users] Re: A problem with the xen performance when the block device

To: xen-users@xxxxxxxxxxxxxxxxxxx
Subject: [Xen-users] Re: A problem with the xen performance when the block device count is more than 8
From: hebzhw <junv.zhang@xxxxxxxxx>
Date: Fri, 11 Feb 2011 19:54:54 -0800 (PST)
Delivery-date: Mon, 14 Feb 2011 01:53:36 -0800
Envelope-to: www-data@xxxxxxxxxxxxxxxxxxx
In-reply-to: <AANLkTinj7yOn_2B77A6-AL0ZE96PKwzgitKqD0kashEq@xxxxxxxxxxxxxx>
List-help: <mailto:xen-users-request@lists.xensource.com?subject=help>
List-id: Xen user discussion <xen-users.lists.xensource.com>
List-post: <mailto:xen-users@lists.xensource.com>
List-subscribe: <http://lists.xensource.com/mailman/listinfo/xen-users>, <mailto:xen-users-request@lists.xensource.com?subject=subscribe>
List-unsubscribe: <http://lists.xensource.com/mailman/listinfo/xen-users>, <mailto:xen-users-request@lists.xensource.com?subject=unsubscribe>
References: <1297331192751-3379035.post@xxxxxxxxxxxxx> <AANLkTinj7yOn_2B77A6-AL0ZE96PKwzgitKqD0kashEq@xxxxxxxxxxxxxx>
Sender: xen-users-bounces@xxxxxxxxxxxxxxxxxxx
I have tried many choices as below:
15 cores, 8 cores, 4 cores, or 1 cores, 
The threads count scales  1, 2, 4, 8, 16, 24, 32, 40, 48, ...... 64,
 
But they do not work. thanks!


 
2011/2/12 Javier Guerra Giraldez [via Xen] <[hidden email]>
On Thu, Feb 10, 2011 at 4:46 AM, hebzhw <[hidden email]> wrote:
> But when I test in DomU, the performance is not scale
> when the block device count is more than 8.

just a hunch, how many cores/threads do you have on your system?

--
Javier

_______________________________________________
Xen-users mailing list
[hidden email]
http://lists.xensource.com/xen-users



To unsubscribe from A problem with the xen performance when the block device count is more than 8, click here.



View this message in context: Re: A problem with the xen performance when the block device count is more than 8
Sent from the Xen - User mailing list archive at Nabble.com.
_______________________________________________
Xen-users mailing list
Xen-users@xxxxxxxxxxxxxxxxxxx
http://lists.xensource.com/xen-users
<Prev in Thread] Current Thread [Next in Thread>