From: Avi Kivity <avi@redhat.com>
To: Jiri Slaby <jslaby@suse.cz>
Cc: Jiri Slaby <jirislaby@gmail.com>,
Marcelo Tosatti <mtosatti@redhat.com>,
kvm@vger.kernel.org, LKML <linux-kernel@vger.kernel.org>
Subject: Re: qemu-kvm loops after kernel udpate
Date: Thu, 13 Sep 2012 12:59:39 +0300 [thread overview]
Message-ID: <5051AE8B.7090904@redhat.com> (raw)
In-Reply-To: <5050D048.4010704@suse.cz>
On 09/12/2012 09:11 PM, Jiri Slaby wrote:
> On 09/12/2012 10:18 AM, Avi Kivity wrote:
>> On 09/12/2012 11:13 AM, Jiri Slaby wrote:
>>>
>>>> Please provide the output of vmxcap
>>>> (http://goo.gl/c5lUO),
>>>
>>> Unrestricted guest no
>>
>> The big real mode fixes.
>>
>>
>>>
>>>> and a snapshot of kvm_stat while the guest is hung.
>>>
>>> kvm statistics
>>>
>>> exits 6778198 615942
>>> host_state_reload 1988 187
>>> irq_exits 1523 138
>>> mmu_cache_miss 4 0
>>> fpu_reload 1 0
>>
>> Please run this as root so we get the tracepoint based output; and press
>> 'x' when it's running so we get more detailed output.
>
> kvm statistics
>
> kvm_exit 13798699 330708
> kvm_entry 13799110 330708
> kvm_page_fault 13793650 330604
> kvm_exit(EXCEPTION_NMI) 6188458 330604
> kvm_exit(EXTERNAL_INTERRUPT) 2169 105
> kvm_exit(TPR_BELOW_THRESHOLD) 82 0
> kvm_exit(IO_INSTRUCTION) 6 0
Strange, it's unable to fault in the very first page.
Please provide a trace as per http://www.linux-kvm.org/page/Tracing (but
append -e kvmmmu to the command line).
--
error compiling committee.c: too many arguments to function
next prev parent reply other threads:[~2012-09-13 9:59 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-09-11 18:11 qemu-kvm loops after kernel udpate Jiri Slaby
2012-09-11 19:03 ` Marcelo Tosatti
2012-09-11 19:41 ` Jiri Slaby
2012-09-12 8:06 ` Avi Kivity
2012-09-12 8:13 ` Jiri Slaby
2012-09-12 8:18 ` Avi Kivity
2012-09-12 8:20 ` Jiri Slaby
2012-09-12 18:11 ` Jiri Slaby
2012-09-13 9:59 ` Avi Kivity [this message]
2012-09-13 18:32 ` Jiri Slaby
2012-09-18 19:40 ` Jiri Slaby
2012-09-18 19:40 ` Jiri Slaby
2012-09-18 19:46 ` Andrew Morton
2012-09-18 19:46 ` Andrew Morton
2012-09-19 0:00 ` Stephen Rothwell
2012-09-19 0:20 ` Andrew Morton
2012-09-19 0:20 ` Andrew Morton
2012-09-19 1:36 ` Stephen Rothwell
2012-09-19 14:18 ` [PATCH] mm: call invalidate_range_end in do_wp_page even for zero pages Haggai Eran
2012-09-19 14:18 ` Haggai Eran
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