Welcome! Yoshi san.
Eddie
-----Original Message-----
From: xen-ia64-devel-bounces@xxxxxxxxxxxxxxxxxxx
[mailto:xen-ia64-devel-bounces@xxxxxxxxxxxxxxxxxxx] On Behalf Of Yang, Fred
Sent: 2005年11月30日 12:49
To: Yoshi. Oguchi
Cc: xen-ia64-devel@xxxxxxxxxxxxxxxxxxx
Subject: RE: [Xen-ia64-devel] Next phase of Xen/ia64 development...
Yoshi,
Great to have Fujitsu join the community! Welcome!
-Fred
Yoshi. Oguchi wrote:
> Hi, Fred, Dan and all
>
> We Fujitsu,in cooperation with VA Linux systems Japan,
> are looking into PMT support.
> We've just done the basic research and will start discussing
> our design soon.
>
> We are interested in supporting IPF/Xen on our IPF big iron
> (PRIMEQUEST); we've successfully booted IPF/Xen on this server
> (well, actually, just Dom0 yet).
>
> Currently, we are in a sort of learning process, but once we've
> got more comfortable with IPF/Xen, I hope we can contribute to
> IPF/Xen in a bigger way, especially in the area of stability/RAS.
>
> Thanks,
> Yoshi Oguchi
>
>> 2. PMT table support for Domain0 - This is also the effort must
>> happen to get to Xen/ia32 similar functionality and remove each
>> extra upstream merge to make ia64 implementation more aligned to
>> Xen, directly contribute to VBD/VNIC. Some community member must
>> already looking into this effort now. Please see previous discussion
>>
http://lists.xensource.com/archives/html/xen-ia64-devel/2005-11/msg00022
>> .html
>
>> Following 2 items should be there for next stages to work forward
>>
>> 1. Enable complete VHPT solution, with option of either global or
>> pev-VP VHPT choice, for system - this is the effort we are now
>> working toward. This is a must for the next stage SMP effort.
>> Please see the previous discussion thread
>>
http://lists.xensource.com/archives/html/xen-ia64-devel/2005-05/msg00034
>> .html
>>
>> 2. PMT table support for Domain0 - This is also the effort must
>> happen to get to Xen/ia32 similar functionality and remove each
>> extra upstream merge to make ia64 implementation more aligned to
>> Xen, directly contribute to VBD/VNIC. Some community member must
>> already looking into this effort now. Please see previous discussion
>>
http://lists.xensource.com/archives/html/xen-ia64-devel/2005-11/msg00022
>> .html
>>
>> -Fred
>>
>> Magenheimer, Dan (HP Labs Fort Collins) wrote:
>>> There have been a number of solid contributions by many people
>>> to get Xen/ia64 to where it is today. You should all be very proud!
>>>
>>> I believe the next phase of Xen/ia64 development will need
>>> to be focused on the end user of Xen/ia64. What can we do
>>> to put a useful Xen/ia64 into the hands of Itanium system
>>> owners who want the functionality of Xen, but who are not
>>> interested in development or tracking the latest upstream
>>> changes?
>>>
>>> The top areas of development might be:
>>>
>>> 1) Stable domU. As some have noticed, domU is currently capable
>>> of getting to a single-user shell prompt and executing simple
>>> commands but, if it is exercised much, various programs crash
>>> possibly killing the guest, and in some cases even killing dom0.
>>> This is unacceptable for a "normal user". There are probably
>>> a few bugs in the virtual drivers and hypervisor, but these
>>> may be difficult to track down. We developers need to work
>>> together to identify reproducible test cases to help isolate
>>> and fix them. 2) Networking. A system without networking has
>>> little value to a real user. Most of the netback/netfront code
>>> should be fully leveragable. We need only identify the few
>>> changes necessary to adapt to ia64 differences. The patch I
>>> posted earlier this week should help us to move in the right
>>> direction. 3) A good regression test environment. Many of the bugs
>>> we are fixing are subtle corner cases which occur very rarely.
>>> When fixing these, it is very possible that another bug
>>> will be introduced that only occurs in another subtle
>>> corner case. We need to ensure that we continue forward
>>> progress.
>>>
>>> Once domU is usable to run real applications and networking is
>>> working and stable, I think the next steps are:
>>>
>>> 4) SMP guest support
>>> 5) Migration support
>>> 6) Performance tuning
>>>
>>> but these will be difficult (and ultimately futile) to work on
>>> without the stability and networking.
>>>
>>> Comments?
>>>
>>> Dan
>>>
>>> _______________________________________________
>>> Xen-ia64-devel mailing list
>>> Xen-ia64-devel@xxxxxxxxxxxxxxxxxxx
>>> http://lists.xensource.com/xen-ia64-devel
>>
>>
>> _______________________________________________
>> Xen-ia64-devel mailing list
>> Xen-ia64-devel@xxxxxxxxxxxxxxxxxxx
>> http://lists.xensource.com/xen-ia64-devel
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