linux-kernel - RE: Xen vs. KVM

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Message-ID: <59150.166.70.238.43.1245291909.squirrel@webmail.wolfmountaingroup.com>
Date:	Wed, 17 Jun 2009 20:25:09 -0600 (MDT)
From:	jmerkey@...fmountaingroup.com
To:	"Morten P.D. Stevens" <mstevens@...-professional.com>
Cc:	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"jmerkey@...fmountaingroup.com" <jmerkey@...fmountaingroup.com>
Subject: RE: Xen vs. KVM

> 2009/6/15 <jmerkey@...fmountaingroup.com>
>
>> I have worked with both KVM and XEN and to be honest, XEN is infested
>> with
>> bugs -- mostly of the paging type -- and you need an logic analyzer of
>> an
>> ICE to debug some of it.  I have nothing but trouble with it.  KVM is
>> more
>> stable but also sucks on performance, but I occasionally see the same
>> issues.
>
> This is bullshit.
>
> KVM is buggy und very unstable. It´s NOT RECOMMENDED for production usage.
>
> Xen is fully developed, fast and more reliable than KVM.
> Thousands of companies are using Xen or Citrix XenServer and its super
> fast, easy to use and 100% rockstable!
> The XEN PV Guest drivers are excellent in comparison with the KVM windows
> guest drivers. (after installing the 64 bit networking drivers with Server
> 2008 x64 > blue screen...).. I hate kvm.
>
> @ Linus : Please merge xen as hypervisor into linux, right now !
>
> -
>
> Morten
>

They are both buggy.  but Xen is BUGGIER.

Before you call bullshit try eating your own dogfood.  I threw both of
these pieces of shit away in the trash and went back to VMWare, which is
slower than crap, but it least it fucking works.

Jeff



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