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Re: [Qemu-devel] About the Thread model in Qemu【 Is it one thread per v
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From: |
Laurent Desnogues |
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Subject: |
Re: [Qemu-devel] About the Thread model in Qemu【 Is it one thread per vcpu?】 |
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Date: |
Wed, 13 Mar 2013 10:56:32 +0100 |
On Wed, Mar 13, 2013 at 10:51 AM, Peter Maydell
<address@hidden> wrote:
[...]
>> For now, I need a emulator to emulate more cores efficiently.I want to
>> analyze whether Qemu can be faster when it emulate more cores, while
>> parallelism maybe a good choice.
>
> There has been some other research work with QEMU in this
> area, you should probably look it up. However it has all been
> "we fixed enough of the big problems to be able to run some
> benchmarks and write our research paper", so none of this is
> actually in the QEMU sources. (The short answer I think is
> "probably but it will depend a lot on workload, and there's
> a lot of software engineering required to do it reliably".)
I know of two such variants: COREMU and HQEMU, but as far
as I know the latter isn't freely available.
Laurent