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

Re: [Xen-devel] megasas stops I/O when running kernel as dom0 under xen4

To: <xen-devel@xxxxxxxxxxxxxxxxxxx>
Subject: Re: [Xen-devel] megasas stops I/O when running kernel as dom0 under xen4.1/4.2
From: Simon Rowe <simon.rowe@xxxxxxxxxxxxx>
Date: Mon, 15 Aug 2011 11:49:43 +0100
Cc: Andreas Olsowski <andreas.olsowski@xxxxxxxxxxx>
Delivery-date: Mon, 15 Aug 2011 03:50:24 -0700
Envelope-to: www-data@xxxxxxxxxxxxxxxxxxx
In-reply-to: <4E44EE51.70802@xxxxxxxxxxx>
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: <4E43E04B.8010401@xxxxxxxxxxx> <20110811225119.GA3557@xxxxxxxxxxxx> <4E44EE51.70802@xxxxxxxxxxx>
Sender: xen-devel-bounces@xxxxxxxxxxxxxxxxxxx
User-agent: KMail/1.13.5 (Linux/2.6.33.7-desktop586-2mnb; KDE/4.4.5; i686; ; )
I've found adding

        options megaraid_sas poll_mode_io=1

makes both of the systems we're seeing this on stable.

Have you run your system with Xen 3.4? Did you see the same behaviour?

        Simon

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

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