>>Well, since today's the 24th... Here's hoping that we get 1.1 in our 
>>stockings!


It's available to the public - I just downloaded it ...

Bernd

Matt Walburn wrote:
> Well, since today's the 24th... Here's hoping that we get 1.1 in our 
> stockings!
>
> On 12/22/08, Raghuram Kothakota <Raghuram.Kothakota at sun.com> wrote:
>   
>> Matt Walburn wrote:
>>     
>>>         * NIU Hybrid I/O*
>>>
>>>
>>>         As I remember, this is around being able to present a Crossbow
>>>         virtual NIC directly to an LDOM without having to traverse a
>>>         VSW. Do I have that right, or does this not depend on Crossbow
>>>         integration with S10?
>>>
>>>
>>>      This does not directly depend on Crossbow but on the NIU (Network
>>>     Interface
>>>     Unit) available on the UltraSPARC-T2 cpu. This provides the
>>>     ability for a guest
>>>     domain to directly access a physical network interface owned by an
>>>     I/O domain.
>>>
>>>
>>> Ah... so would Crossbow then effectively give you a larger number of
>>> interfaces that you could present directly do your LDOMs then?
>>>       
>> We have integrated LDoms network functionality to work with Crossbow,
>> with this now we leverage both h/w and s/w switching provided by the
>> Crossbow. Note, the VSW still exists in the layers of communication, but
>> with
>> reduced functionality, mostly managing and forwarding packets to the
>> Guest domains.
>>
>> NIU HybridIO feature is a new LDoms feature with which we can directly loan
>> the a few DMA channels to an vnet in a Guest domain. That is,
>> that the packets are directly delivered via h/w to the guest domain without
>> any proxy communication via VSW. The features provides increased network
>> bandwith to a guest with low latency and reduced cpu overhead.
>> Like Alex mentioned, this feature is limited to NIU in UltraSPARC-T2
>> based platforms.  Note, the NIU HybridIO feature has no direct relation with
>> Crossbow features, but this feature has been ported to work with
>> Crossbow also.
>>
>> -Raghuram.
>>     
>>>      Another major feature coming with 1.1 (not listed below) is cold
>>>     and warm
>>>     migration of guest domains.
>>>
>>>
>>> I'm certainly interested in that as well!
>>>
>>> Thanks,
>>> Matt
>>>
>>>         On Fri, Dec 19, 2008 at 3:06 AM, klarien <klarien at gmail.com
>>>         <mailto:klarien at gmail.com> <mailto:klarien at gmail.com
>>>         <mailto:klarien at gmail.com>>> wrote:
>>>
>>>            list of goodies i have un-officially collated
>>>
>>>            1. higher rev so it must be better - right :-)
>>>            2. some new command flags (was -e in 1.0.3 - can't remember)
>>>            3. VLAN support on vsw's
>>>            4. aggregate interface support
>>>            4. NIU Hybrid I/O
>>>            6. Virtual I/O dynamic reconfiguration
>>>            7. multi-pathing using multiple vdisk servers
>>>            8. ability to install Solaris on a virtual disk backed by a
>>>         slice
>>>            9. iostat(1M) support in guest domains
>>>            10. improved interrupt redistribution
>>>            11. increased virtual networking performance due to
>>>         improved locking.
>>>
>>>            hopefully some fixes for the "slow as molasses" problem
>>>         with SVM
>>>            backed volumes if not get t-patch t139562-02
>>>
>>>            better checking when allocating back-end storage devices.
>>>
>>>            I think Solaris 10u6 is also pretty much a pre-requite for 1.1
>>>            although I have got i t working ok on u5 and don't foget the
>>>            firmware updates !!!
>>>
>>>            anybdy else ?
>>>
>>>            thanks
>>>            --
>>>            This message posted from opensolaris.org
>>>         <http://opensolaris.org> <http://opensolaris.org>
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>>>         <mailto:ldoms-discuss at opensolaris.org>>
>>>
>>>            http://mail.opensolaris.org/mailman/listinfo/ldoms-discuss
>>>
>>>
>>>
>>>
>>> ------------------------------------------------------------------------
>>>
>>>
>>>
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>>>         http://mail.opensolaris.org/mailman/listinfo/ldoms-discuss
>>>
>>>
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>>>
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>>>       
>>     
>
>
>   


-- 
Bernd Schemmer, Frankfurt am Main, Germany
http://home.arcor.de/bnsmb/index.html

M s temprano que tarde el mundo cambiar .
                        Fidel Castro


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