XenServer 5.5 is out

Eric Shubert ejs at shubes.net
Sat Jun 20 13:24:55 MST 2009


Thanks. I'll be eager to see it!

Joseph Sinclair wrote:
> I'm hoping to be able to put one together in a couple months (perhaps September?).
> I'm actually working through a bunch of virtualization stuff at work, and I'm thinking I can coalesce the stuff I'm learning about Open Source virtualization technologies (and lightweight Linux to run as a VM guest) into a decent presentation once I've finished.
> 
> Eric Shubert wrote:
>> Joseph Sinclair wrote:
>>> Francis Earl wrote:
>>>> On Thu, 2009-06-18 at 08:51 -0700, Stephen wrote:
>>>>> Citrix Announcement:
>>>>> http://citrix.com/English/NE/news/news.asp?newsID=1690242
>>>>>
>>>>> or right to download:
>>>>> http://www.citrix.com/lang/English/lp/lp_1688615.asp
>>>> I thought people were more interested in KVM these days? Why is Xen
>>>> still interesting on the Linux platform? (I understand why on other
>>>> Unices, KVM is highly dependent on Linux features, but this is a Linux
>>>> users group mailing list)
>>>>
>>> ---
>>> KVM ONLY works with chips that have virtualization extensions, and even then it has less-than-stellar performance due to the use of qemu(which is a nice tool, but quite slow) for the emulation layer.
>>> XEN, VirtuaBox, VMWare are all much more mature and better performing, and all have much better support for diverse guest systems.  There are also a lot of tools and systems built on/for these products (Ganeti, VSMS, etc....).
>>> There are also a lot of lighter approaches for Linux-on-Linux, such as OpenVZ (Virtuozzo) and Linux VServer, which can provide very impressive results with very little overhead.
>>>
>>> The Free-Software world is about having many choices in a diverse software ecosystem, not having the latest new "shiny" take over from other great tools and technologies.
>>>
>> Thanks for the concise explanation of the virtualization landscape Joseph.
>>
>> Would a virtualization overview along these lines (with a little more 
>> elaboration) would be be a good presentation at a meeting? I'd certainly 
>> find it interesting.
>>
> 


-- 
-Eric 'shubes'



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