There is a Processor Compatibility Mode for Windows 2008 R2, turning that on makes this os more virtualization compliant.
-Abhi >-----Original Message----- >From: Marlon Davids [mailto:[email protected]] >Sent: Thursday, May 10, 2012 7:23 AM >To: [email protected] >Subject: RE: VM's freezing up > >OK will investigate and post results. > >Thanks again. > >Kind Regards, >Marlon Davids > >.............................................................................................. >P: +44 (0)845 619 7444 | M: +44 (0)7827 333 583 E: [email protected] >.............................................................................................. >W: www.umbeehosting.co.uk Managed Hosting Specialists. >.............................................................................................. > > >Umbee Ltd, TMS House, Cray Avenue, Orpington, Kent, BR5 3QB Company >Registration Number. 06954604. VAT Registration Number 977446172 > >This e-mail and the information it contains are confidential. >If you have received this e-mail in error please notify the sender immediately. >You should not copy it for any purpose or disclose its contents to any other >person. >The contents of this e-mail do not necessarily reflect the views of the >company. >E&OE > >P Please consider the environment before printing this email > > >-----Original Message----- >From: Anthony Xu [mailto:[email protected]] >Sent: 10 May 2012 02:49 >To: [email protected] >Subject: RE: VM's freezing up > >Look likes it is related to hardware, >you might want to try turning off some advanced features which is introduced >in Nehalem processor, such as, turbo mode, constant/invariable-TSC. >Or you might want to try XenServer 6.0.2 which has xen 4.1 hypersivor which >supports new processor features, XenServer 5.6 SP is using xen 3.4.2. > >Or you might turn to XenServer forum. >http://forums.citrix.com/category.jspa?categoryID=101 > > >Anthony > > > >> -----Original Message----- >> From: Marlon Davids [mailto:[email protected]] >> Sent: Wednesday, May 09, 2012 6:34 PM >> To: [email protected] >> Subject: RE: VM's freezing up >> >> Yes the tools are installed. >> >> Kind Regards, >> Marlon Davids >> >> ....................................................................... >> ....................... >> P: +44 (0)845 619 7444 | M: +44 (0)7827 333 >> 583 E: [email protected] >> ....................................................................... >> ....................... >> W: www.umbeehosting.co.uk Managed Hosting Specialists. >> ....................................................................... >> ....................... >> >> >> Umbee Ltd, TMS House, Cray Avenue, Orpington, Kent, BR5 3QB Company >> Registration Number. 06954604. VAT Registration Number >> 977446172 >> >> This e-mail and the information it contains are confidential. >> If you have received this e-mail in error please notify the sender >> immediately. >> You should not copy it for any purpose or disclose its contents to any >> other person. >> The contents of this e-mail do not necessarily reflect the views of >> the company. >> E&OE >> >> P Please consider the environment before printing this email >> >> >> -----Original Message----- >> From: Anthony Xu [mailto:[email protected]] >> Sent: 10 May 2012 02:30 >> To: [email protected] >> Subject: RE: VM's freezing up >> >> Two sockets should be okay, >> Did you install xs-tools for VM? >> >> Anthony >> >> From: Marlon Davids [mailto:[email protected]] >> Sent: Wednesday, May 09, 2012 6:23 PM >> To: [email protected] >> Subject: RE: VM's freezing up >> >> >> Hello Anthony >> >> Each Host has 2x E5505 Quad core CPU’s 8 physical cores in total. >> >> The plan was to define our service offerings using this model: >> >> XX-Small >> >> 0.25ghz >> >> 256MB >> >> X-Small >> >> 0.5ghz >> >> 512MB >> >> Small >> >> 1ghz >> >> 1GB >> >> Medium >> >> 2ghz >> >> 2GB >> >> Large >> >> 2x 2ghz >> >> 4GB >> >> X-Large >> >> 4x 2ghz >> >> 8GB >> >> XX-Large >> >> 8x 2ghz >> >> 16GB >> >> >> >> >> Any Windows VM that we assign to the “Large” service offering will >> start to freeze sometimes it will even hang on boot. >> >> >> >> [cid:[email protected]] >> >> >> >> >> >> >> >> Kind Regards, >> >> Marlon Davids >> >> >> >> ....................................................................... >> ....................... >> >> P: +44 (0)845 619 7444 | M: +44 (0)7827 333 583 E: >> [email protected] >> >> ....................................................................... >> ....................... >> >> W: www.umbeehosting.co.uk Managed Hosting Specialists. >> >> ....................................................................... >> ....................... >> >> >> >> >> >> Umbee Ltd, TMS House, Cray Avenue, Orpington, Kent, BR5 3QB >> >> Company Registration Number. 06954604. VAT Registration Number >> 977446172 >> >> >> >> This e-mail and the information it contains are confidential. >> >> If you have received this e-mail in error please notify the sender >> immediately. >> >> You should not copy it for any purpose or disclose its contents to any >> other person. >> >> The contents of this e-mail do not necessarily reflect the views of >> the company. >> >> E&OE >> >> >> >> • Please consider the environment before printing this email >> >> >> >> >> >> -----Original Message----- >> From: Anthony Xu [mailto:[email protected]] >> Sent: 10 May 2012 02:15 >> To: [email protected] >> Subject: RE: VM's freezing up >> >> >> >> In CloudStack, no CPU topology is passed to VM, so one vCPU is one CPU >> socket for VM. >> >> Windows 2008 R2 VM do have limitation on CPU socket number, how many >> vcpu did you assign to VM? How many CPU sockets does your windows VM >> support? >> >> >> >> Anthony >> >> >> >> > -----Original Message----- >> >> > From: Marlon Davids [mailto:[email protected]] >> >> > Sent: Wednesday, May 09, 2012 6:10 PM >> >> > To: [email protected] >> >> > Subject: RE: VM's freezing up >> >> > >> >> > Hey Anthony, >> >> > >> >> > I see this behaviour on Windows 2008 R2 VM's. I have turned off C >> >> > state already but still seeing the same issue. >> >> > >> >> > I honestly don’t recall seeing turbo mode in the bios but I'll take >> >> > another look. >> >> > >> >> > Kind Regards, >> >> > Marlon Davids >> >> > >> >> > ..................................................................... >> .. >> >> > ....................... >> >> > P: +44 (0)845 619 7444 | M: +44 (0)7827 333 >> >> > 583 E: [email protected]<mailto:[email protected]> >> >> > ..................................................................... >> .. >> >> > ....................... >> >> > W: www.umbeehosting.co.uk<http://www.umbeehosting.co.uk> >Managed >> Hosting Specialists. >> >> > ..................................................................... >> .. >> >> > ....................... >> >> > >> >> > >> >> > Umbee Ltd, TMS House, Cray Avenue, Orpington, Kent, BR5 3QB Company >> >> > Registration Number. 06954604. VAT Registration Number >> >> > 977446172 >> >> > >> >> > This e-mail and the information it contains are confidential. >> >> > If you have received this e-mail in error please notify the sender >> >> > immediately. >> >> > You should not copy it for any purpose or disclose its contents to >> any >> >> > other person. >> >> > The contents of this e-mail do not necessarily reflect the views of >> >> > the company. >> >> > E&OE >> >> > >> >> > P Please consider the environment before printing this email >> >> > >> >> > >> >> > -----Original Message----- >> >> > From: Anthony Xu [mailto:[email protected]] >> >> > Sent: 10 May 2012 02:04 >> >> > To: [email protected] >> >> > Subject: RE: VM's freezing up >> >> > >> >> > I saw this issue with ubuntu guest OS, upgrading to latest kernel >> > for >> >> > that release can fix this issue. >> >> > Can you provide more information about the VM? >> >> > >> >> > Or it may be caused by advanced cpu C state or turbo mode, you may >> >> > need to turn off C state or limit it to C2 and turn off turbo mode >> > in >> BIOS. >> >> > >> >> > >> >> > >> >> > Anthony >> >> > >> >> > >> >> > >> >> > From: Marlon Davids [mailto:[email protected]] >> >> > Sent: Wednesday, May 09, 2012 5:56 PM >> >> > To: [email protected] >> >> > Subject: VM's freezing up >> >> > >> >> > Hello, >> >> > >> >> > I'm seeing some issues with VM's freezing when we assign more than >> >> > 1vCPU in service offering in Cloudstack. >> >> > >> >> > At first glance it looks like it's a Xenserver issue but I thought I >> >> > would see if anyone has come across this before. >> >> > >> >> > Software = Xenserver 5.6 SP2 >> >> > Host = HP DL360 G6 2x E5505 2.0Ghz 72GB RAM all the bios tweaks done. >> >> > >> >> > Kind Regards, >> >> > Marlon Davids >> >> > >> >> > ..................................................................... >> .. >> >> > ....................... >> >> > P: +44 (0)845 619 7444 | M: +44 (0)7827 333 583 E: >> >> > >> >[email protected]<mailto:[email protected]<mailto:mdavids@um >bee.co. >> uk%3cmailto:[email protected]>> >> >> > ..................................................................... >> .. >> >> > ....................... >> >> > W: >> >www.umbeehosting.co.uk<http://www.umbeehosting.co.uk/<http://www. >umbee >> h osting.co.uk%3chttp:/www.umbeehosting.co.uk/>> Managed >> >> > Hosting Specialists. >> >> > ..................................................................... >> .. >> >> > ....................... >> >> > >> >> > >> >[cid:[email protected]]<mailto:[cid:image001.png@01CD2E5 >0. >> 02178690]> >> >> > Umbee Ltd, TMS House, Cray Avenue, Orpington, Kent, BR5 3QB Company >> >> > Registration Number. 06954604. VAT Registration Number 977446172 >> >> > >> >> > This e-mail and the information it contains are confidential. >> >> > If you have received this e-mail in error please notify the sender >> >> > immediately. >> >> > You should not copy it for any purpose or disclose its contents to >> any >> >> > other person. >> >> > The contents of this e-mail do not necessarily reflect the views of >> >> > the company. >> >> > E&OE >> >> > >> >> > P Please consider the environment before printing this email >>
