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From: Avi Kivity <avi@qumranet.com>
To: david ahern <daahern@cisco.com>
Cc: kvm-devel <kvm-devel@lists.sourceforge.net>
Subject: Re: still seeing network freezes with rtl8139 nic
Date: Sun, 24 Feb 2008 12:14:09 +0200	[thread overview]
Message-ID: <47C14371.9040405@qumranet.com> (raw)
In-Reply-To: <47BDC414.30301@cisco.com>

david ahern wrote:
> I know this issue has been discussed on this list before, but I am still
> experiencing network freezes in a guest that requires a restart to clear. When
> the network freezes in the guest I no longer see the network interrupts counter
> incrementing (i.e., the eth0 counter in /proc/interrupts in the guest). Using
> the crash utility, I verified that the interrupt is still enabled on the guest
> side and that no interrupts are pending. This suggests that the interrupts are
> not getting delivered to the VM.
>
>   

[...]

> I am continuing to look into the irq processing on the kvm/qemu side. I'd like
> to know if anyone has suggestions on what to look at. This is my first foray
> into the kvm and qemu code, and it's a lot to take in all at once.
>
>   

Standard procedure is to run with -no-kvm and -no-kvm-irqchip, to see if 
the problem is in qemu proper, the in-kernel irq handling, or the rest 
of kvm.

-- 
error compiling committee.c: too many arguments to function


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  reply	other threads:[~2008-02-24 10:14 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-02-21 18:33 still seeing network freezes with rtl8139 nic david ahern
2008-02-24 10:14 ` Avi Kivity [this message]
2008-02-24 19:49   ` david ahern
2008-02-25  8:54     ` Avi Kivity
2008-02-25 16:11       ` david ahern
2008-02-25 17:06         ` david ahern
2008-02-25 17:19           ` Avi Kivity
2008-02-26  4:57             ` david ahern
2008-02-26  9:19               ` Avi Kivity
2008-02-26 14:41                 ` Avi Kivity
2008-02-26 14:55                   ` david ahern
2008-02-26 14:50                 ` david ahern
2008-02-26 15:07                   ` Avi Kivity
2008-03-04 18:05 ` Eckersid SIlapaswang
2008-03-05 15:04   ` david ahern
2008-03-05 17:14     ` Avi Kivity
2008-03-05 18:33       ` david ahern

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