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Re: [Xen-devel] HVM pvops failures (one more qemu-dm.strace obtained)

To: bderzhavets@xxxxxxxxx
Subject: Re: [Xen-devel] HVM pvops failures (one more qemu-dm.strace obtained)
From: Andrew Lyon <andrew.lyon@xxxxxxxxx>
Date: Mon, 23 Mar 2009 14:15:13 +0000
Cc: Ian Campbell <Ian.Campbell@xxxxxxxxxxxxx>, Jeremy Fitzhardinge <jeremy@xxxxxxxx>, "xen-devel@xxxxxxxxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxxxxxxxx>, Ian Jackson <Ian.Jackson@xxxxxxxxxxxxx>
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On Wed, Mar 18, 2009 at 2:42 PM, Boris Derzhavets <bderzhavets@xxxxxxxxx> wrote:
> Ping is based on ICMP.
>
>  TCP (UDP) services might fail to reach the host.
>  Failure of cheksum offloading on the second host may be the first example.
>  But here it doesn't seem to be the case.
> "tcpdump" on Xen host may help after issue comes up.
>  See what happens to ssh packages when they arrive.
>
> Boris.

It is not a network problem, the system completely locks up when I try
to start a stubdom, even the local keyboard and vga is not responsive.

Andy

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