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Re: [Xen-users] How can PV be slower than PVHVM?

  • To: xen-users@xxxxxxxxxxxxxxxxxxxx
  • From: Andy Smith <andy@xxxxxxxxxxxxxx>
  • Date: Thu, 17 Jan 2019 22:43:42 +0000
  • Delivery-date: Thu, 17 Jan 2019 22:44:45 +0000
  • List-id: Xen user discussion <xen-users.lists.xenproject.org>
  • Openpgp: id=BF15490B; url=http://strugglers.net/~andy/pubkey.asc


On Thu, Jan 17, 2019 at 01:10:29PM +0100, Steffen Einsle wrote:
> after reading the PV vs PVHVM performance comparison at
> https://xen-orchestra.com/blog/pv-vs-pvhvm-on-next-xenserver/

Note also that this article is from January 2016 and is based on Xen
4.6. The advent of Spectre and Meltdown in my opinion would warrant
a re-run of these benchmarks with the trade-offs selected as
appropriate for your use case.


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