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Re: [Xen-devel] on starting HVM-domU whole system freezes with "soft loc

To: "MadLoisae@xxxxxxx" <MadLoisae@xxxxxxx>
Subject: Re: [Xen-devel] on starting HVM-domU whole system freezes with "soft lockup - CPU X stuck for XXs! [qemu-dm:...]" [xen 4.0, xen 4.1]
From: Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>
Date: Tue, 19 Apr 2011 09:28:31 -0400
Cc: Keir Fraser <keir.xen@xxxxxxxxx>, xen-devel@xxxxxxxxxxxxxxxxxxx
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On Tue, Apr 19, 2011 at 12:35:33AM +0200, MadLoisae@xxxxxxx wrote:
> I have to revise my last email.
> Not only the initialisation is slow, also further I/O stalls the dom0.
> This is an Intel 945GM/E chipset, with an IDE-CF-Card as / (ext3)
> filesystem and an IDE-2.5" hardisk (/home, ext4). IDE-CF-card is
> slower, only able to read/write about 35MBytes/second, the 2.5" HDD
> is at about 55MBytes/sec.
> Both, the ISO-image and the virtual harddisk are on the /home
> directory and therefore on the harddisk.
> Is there maybe an I/O problem? Dom0 is able to do everysth. like
> usual on all filesystems, both disks are without errors.

Perhaps? Not sure. Can you put your guest image on an LVM (logical
volume) or a disk partition instead of a file?

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