Re: [Xen-users] Perfomance decrease after upgrade

[Fantu <fantonifabio@xxxxxxxxxx>]

Now i have try on the same xen 4.0.1-rc1 but on boot stop for 5 minutes or
more and after continue very load, here the serial on lan log from start to
stop for long time:
http://old.nabble.com/file/p28655291/bootproblem.log bootproblem.log 
The kernel use is
http://packages.debian.org/sid/linux-image-2.6.32-5-xen-amd64 (2.6.32-13)
but i have try also previusly -12 and -11, linux-image-2.6.26-2-xen-amd64
not boot

Thanks for any reply


Fantu wrote:
> 
> I have try 2.6.26-xen on the same server (Dell t610) but not boot, i have
> also found 1 important bug at reboot with domU active on installation with
> xen 3.4 from hg testing how i write in another topic in xen-dev
> 
> Pasi KÃrkkÃinen wrote:
>> 
>> On Thu, May 20, 2010 at 08:59:04AM -0700, Fantu wrote:
>>> 
>>> Today i have upgrade one production server from:
>>> Hardy 64 bit kernel 2.6.24-xen of ubuntu, xen 3.3 from backports
>>> To:
>>> Lenny 64 bit kernel 2.6.32 pv_ops from backports, xen 3.4.3 from hg
>>> testing
>>> 
>>> 13 domU windows xp
>>> Before update:
>>> gplpv 0.9.12pre9 - disk tap:aio
>>> After update:
>>> gplpv 0.11.0.213 debug - disk file (i not found working solution for
>>> blktap
>>> problem :( )
>>> 
>>> Before update on start of system and all domU 20 min for all loading and
>>> high load of server but after ok
>>> After update on start of system and all domU after 40 min already very
>>> high
>>> load and not all domU full load
>>> 
>>> On update i have also change dom0 memory to 768 mb and disable dom0
>>> memory
>>> balloning
>>> 
>>> If need more info i do
>>> Someone can give me some advice to improve please?
>>>
>> 
>> Try running the old dom0 kernel (2.6.24-xen) with the new hypervisor,
>> does that help/fix it?
>> 
>> If it does, try the Novell forward-ported Xenlinux patches for 2.6.32
>> instead of pvops dom0 kernel.
>> 
>> And let us know how it goes!
>> 
>> -- Pasi
>> 
>> 
>> _______________________________________________
>> Xen-users mailing list
>> Xen-users@xxxxxxxxxxxxxxxxxxx
>> http://lists.xensource.com/xen-users
>> 
>> 
> 
> 

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