From: Avi Kivity <avi@redhat.com>
To: Abhishek Saksena <abhisheksaksena1@gmail.com>
Cc: kvm@vger.kernel.org
Subject: Re: Counting VCPU instructions
Date: Tue, 13 Jan 2009 11:30:10 +0200 [thread overview]
Message-ID: <496C5F22.1020706@redhat.com> (raw)
In-Reply-To: <419eef1d0901121122w4e14a2clf2cc2ddb1adcb3fb@mail.gmail.com>
Abhishek Saksena wrote:
> Hi guys,
> Is ther a way to count how many instruction VCPU (KVM) executed? Say
> between between two IO/mmio operations.
> Is there any KVM API for this?
>
>
While it's possible in theory using the hardware performance counters,
no one has implemented this.
> Other thing which I am not sure how KVM kerenel is synconrinized with
> Qemu kernel? Can somebody explain this?
>
What's the qemu kernel?
--
error compiling committee.c: too many arguments to function
next prev parent reply other threads:[~2009-01-13 9:30 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-01-12 19:22 Counting VCPU instructions Abhishek Saksena
2009-01-13 9:30 ` Avi Kivity [this message]
[not found] ` <419eef1d0901130936sf82bceesf3f5c2f27ca6a251@mail.gmail.com>
2009-01-13 20:04 ` Avi Kivity
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