From: Keir Fraser <keir@xensource.com>
To: "Cui, Dexuan" <dexuan.cui@intel.com>,
Keir Fraser <keir@xensource.com>,
xen-devel@lists.xensource.com
Subject: Re: [Patch] Fix the slow wall clock time issue in x64 SMPVista
Date: Wed, 10 Jan 2007 13:49:34 +0000 [thread overview]
Message-ID: <C1CA9F6E.7693%keir@xensource.com> (raw)
In-Reply-To: <666CC8FCE3247C4DA876BA979059781A5C288B@pdsmsx401.ccr.corp.intel.com>
On 10/1/07 12:00, "Cui, Dexuan" <dexuan.cui@intel.com> wrote:
> I just removed the vcpu_kick() in hpet_timer_fn(), and booted an SMP FC5
> guest:
> I found a warning message on the console:
>
> Warning: many lost ticks.
> Your time source seems to be instable or some driver is hogging interrupts
> rip __do_softirq+0x4a/0xd2
> Falling back to HPET
Getting this message must just be a weird coincidence. Linux never uses HPET
as its source of periodic tick interrupts.
-- Keir
next prev parent reply other threads:[~2007-01-10 13:49 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-01-10 11:29 [Patch] Fix the slow wall clock time issue in x64 SMP Vista Cui, Dexuan
2007-01-10 11:36 ` Keir Fraser
2007-01-10 11:53 ` Cui, Dexuan
2007-01-10 12:00 ` [Patch] Fix the slow wall clock time issue in x64 SMPVista Cui, Dexuan
2007-01-10 13:49 ` Keir Fraser [this message]
2007-01-10 12:02 ` [Patch] Fix the slow wall clock time issue in x64 SMP Vista Keir Fraser
2007-01-10 13:09 ` Cui, Dexuan
2007-01-10 13:45 ` Keir Fraser
2007-01-11 13:29 ` [Patch] Fix the slow wall clock time issue in x64 SMPVista Dong, Eddie
2007-01-10 14:42 ` [Patch] Fix the slow wall clock time issue in x64SMP Vista Dong, Eddie
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