Hi Geoff, thank you for your tech suggest! I think you're right, in fact changing compute offering to 1 GHz the server boot up in 10 sec... Thank you very much, also today I've learned something! :)
On Mon, Dec 8, 2014 at 10:42 AM, Geoff Higginbottom < geoff.higginbot...@shapeblue.com> wrote: > Hi Allesandro, > > This is just a hunch, but could it be that Windows only uses its 1st CPU > to handle the boot process. If this is the case when you allocate 4vCPU @ > 500Mhz it only has 500Mhz of CPU power to process the very intensive boot > process, vs having 2000Mhz when you allocate a single vCPU @ 200MHz. > > I believe it's always better to provide a faster single vCPU than multiple > Slower vCPUs as there are overheads on the Guest OS and Hypervisor when > dealing with multiple vCPUs. > > Regards > > Geoff Higginbottom > > D: +44 20 3603 0542 | S: +44 20 3603 0540 | M: +447968161581 > > geoff.higginbot...@shapeblue.com > > -----Original Message----- > From: Alessandro Caviglione [mailto:c.alessan...@gmail.com] > Sent: 08 December 2014 02:20 > To: users@cloudstack.apache.org > Subject: Re: Strange instance boot issue > > Ok... maybe I found the issue!! > Again... I'm learning CS in these month so you've to be patient with me! > :) But this thing is strange... > I configure some Compute offering setting CPU speed to 500 MHz and > changing vCPU number for each offer, all the offerings are with CPU CAP > enabled. > Now, if I deploy a W2008R2 instance from a template or an ISO (yes.... > W2012 is working fine! :-/) with 4vCPU (4*500 MHz = 2 GHz) I get the > issue... sloooooow boot time (about 15 mins). > If I deploy the same instance with 1 vCPU with 2000 MHz, the instance boot > in 7 sec!! > Why??? > > On Sun, Dec 7, 2014 at 1:49 AM, Alessandro Caviglione < > c.alessan...@gmail.com> wrote: > > > Hi guys, > > I'm sorry if I submit this problem, I honestly do not think it is a > > fault of CloudStack, but I do not know where to look anymore ... > > For several days (up to a week ago I did not have this problem) I have > > trouble creating templates and run instances. > > My infrastructure is composed of CS4.4.1 and 4 XenServer 6.2 hosts. > > I want to point out that the problem is not due to poor storage > > performance. > > When I create an instance from an ISO, the installation time is > > greatly increased. > > When restarting the instances, for example windows VMs, they remain in > > the boot about 30 minutes. > > The strange thing is that when instances are started, the performances > > are excellent! > > What's even more strange is that trying to install a new VM directly > > from XenServer, installation is fast and the boot issue when restart > > the VMs does not appear and also boot is very fast (about 20/30 sec.) > > In short, the problem seems to be only when the VMs are managed by > > CloudStack. > > I found this article and correct the BIOS of my server, even though I > > had never encountered this problem until a week ago. ( > > http://support.citrix.com/article/CTX127395) > > > > > > Someone can give me some guidance? > > > Find out more about ShapeBlue and our range of CloudStack related services > > IaaS Cloud Design & Build< > http://shapeblue.com/iaas-cloud-design-and-build//> > CSForge – rapid IaaS deployment framework<http://shapeblue.com/csforge/> > CloudStack Consulting<http://shapeblue.com/cloudstack-consultancy/> > CloudStack Software Engineering< > http://shapeblue.com/cloudstack-software-engineering/> > CloudStack Infrastructure Support< > http://shapeblue.com/cloudstack-infrastructure-support/> > CloudStack Bootcamp Training Courses< > http://shapeblue.com/cloudstack-training/> > > This email and any attachments to it may be confidential and are intended > solely for the use of the individual to whom it is addressed. Any views or > opinions expressed are solely those of the author and do not necessarily > represent those of Shape Blue Ltd or related companies. If you are not the > intended recipient of this email, you must neither take any action based > upon its contents, nor copy or show it to anyone. Please contact the sender > if you believe you have received this email in error. Shape Blue Ltd is a > company incorporated in England & Wales. ShapeBlue Services India LLP is a > company incorporated in India and is operated under license from Shape Blue > Ltd. Shape Blue Brasil Consultoria Ltda is a company incorporated in Brasil > and is operated under license from Shape Blue Ltd. ShapeBlue SA Pty Ltd is > a company registered by The Republic of South Africa and is traded under > license from Shape Blue Ltd. ShapeBlue is a registered trademark. >
