hello, thanks for reply my storage is NFS v3, defined on host 01. My DATA-DOMAIN and ISO-DOMAIN are hosted on host 01; my SPM is located on host 03, I dont remember why. I tried to migrate SPM to host 01 but is not possible. All creation of virtual machine starts on server 01 (
On Wed, Apr 23, 2014 at 5:19 AM, Dafna Ron <[email protected]> wrote: > I think that you are mixing up a lot of different things and to be honest > I am not sure what configuration you have and what exactly you are trying > to do. > so lets try to simplify it? > what type of storage are you working on? > which host is the spm? > > > > On 04/22/2014 07:36 PM, Tamer Lima wrote: > >> hello, >> >> I am in trouble >> >> I have 3 servers dedicated to test OVIRT: >> 01- engine + vdsm (8 cpus, 32GB ram , 2TB HD) >> 02 - vdsm (8 cpus, 32GB ram , 2TB HD) >> 03 - vdsm (8 cpus, 32GB ram , 2TB HD) >> >> I want to create cloned virtual machines but in my configuration I can >> only save virtual machines on server 01; my configuration refers a DATA >> DOMAIN on server 01 >> >> All my virtual machines are : 2 cpu , 6 GB ram , 500gb HD and were >> created like CLONE >> >> My server 01 is the data domain and all new virtual machine is created, >> via NFS, on server 01 , who has 2TB maximum capacity ( the same size of >> partition /sda3 = 2TB) >> >> how can I save each virtual machine on a desired vdsm server ? >> >> What I want is : >> server 01 - engine + vdsm : 03 virtual machines running and hosted >> phisicaly on this host >> server 02 - vdsm : 04 virtual machines running and hosted phisicaly on >> this host >> server 03 - vdsm : 04 virtual machines running and hosted phisicaly on >> this host >> >> but I have this : >> server 01 - engine + vdsm : 03 virtual machines running and hosted >> phisicaly on this host >> server 02 - vdsm : 01 virtual machines running on this server BUT hosted >> phisicaly on server 01 >> server 03 - vdsm : none, because my DATA DOMAIN IS FULL (2TB ) >> >> How to solve this problem ? >> is it possible create one DATA DOMAIN for each VDSM host ? I think this >> is the solution but I do not know how to point VMs to be saved on specific >> data domain. >> >> thanks >> >> >> >> >> On Fri, Apr 18, 2014 at 4:48 AM, Michal Skrivanek < >> [email protected] <mailto:[email protected]>> wrote: >> >> >> On Apr 17, 2014, at 16:43 , Tamer Lima <[email protected] >> <mailto:[email protected]>> wrote: >> >> > hi, thanks for reply >> > >> > I am investigating what is and how "thin virtualization" works >> > >> > Do you know if HADOOP is indicated to work under "thin" >> environment ? >> > On Hadoop I will put large workloads and this thin >> virtualization utilizes more resources than exists (shareable >> environment) >> > that is, >> > if I have a real physical necessity of 500gb for each hadoop >> host and my Thin Virtualization has 2TB on NFS, I can have only 4 >> virtual machines (500GB each), or less. >> > >> > For this case I believe clone virtual machine is the right >> choice. But in my environment it takes 1h30m to build one cloned >> virtual machine. >> >> if you plan to overcommit then go with thin. The drawback is that >> if you of course hit the physical limit the VMs will run out of >> space... >> if you plan to allocate 500GB each, consume all of it, never plan >> to grow then go with the "clone"….yes, it's going to take time to >> write all that stuff. With "thin" you need to do the same amount >> of writes, but gradually over time while you're allocating it it >> >> hope it helps >> >> Thanks, >> michal >> >> > >> > >> > >> > Am I correct ? >> > >> > >> > >> > >> > >> > On Thu, Apr 17, 2014 at 7:33 AM, Michal Skrivanek >> <[email protected] <mailto:[email protected]>> >> >> wrote: >> > >> > On Apr 16, 2014, at 16:41 , Tamer Lima <[email protected] >> <mailto:[email protected]>> wrote: >> > >> > > >> > > >> > > Hello, >> > > >> > > I created VMs by two ways : >> > > >> > > 1) on tab virtual machines > new vm > template (centos_65_64bits) >> > > 1.1 configuration : I do not select stateless checkbox >> > > 1.2 this process takes a 1h30 to create each machine. >> > > >> > > 2) on tab pools > new vm > template (centos_65_64bits) >> > > 2.1 default configuration : stateless >> > > 2.2 Here I created 3 virtual machines at once >> > > 2.3 this process takes only one minute >> > > >> > > On the tab virtual machines I can see all virtual machines. >> > > Pooled machines have different icon image >> > > and description is different too: >> > > >> > > machines generated from tab VM are described as clone/dependent >> > > - clone is a phisical copy? >> > > machines generated from tab POOL are described as thin/independent >> > > - thin is a just a reference to template vm ? what is >> phisical? any configuration file? >> > >> > yeah, sort of. >> > just google thin provisioning in general:) >> > >> > >> > > >> > > >> > > In practice, what is the difference between these machines ? >> > > >> > > >> > > >> > > >> > > http://www.ovirt.org/Features/PrestartedVm >> > > "Today there are 2 types of Vm pools: >> > > • Manual - the Vm is supposed to be manually returned to the >> pool. In practice, this is not really entirely supported. >> > > • Automatic - once the user shuts down the Vm - it returns to >> the pool (stateless)." >> > > >> > > all vm created from pool are stateless ? >> > >> > the automatic pool, yes >> > >> > Thanks, >> > michal >> > >> > > >> > > >> > > thanks >> > > >> > > >> > > >> > > _______________________________________________ >> > > Users mailing list >> > > [email protected] <mailto:[email protected]> >> > > http://lists.ovirt.org/mailman/listinfo/users >> >> > >> > >> >> >> >> >> _______________________________________________ >> Users mailing list >> [email protected] >> http://lists.ovirt.org/mailman/listinfo/users >> > > > -- > Dafna Ron >
_______________________________________________ Users mailing list [email protected] http://lists.ovirt.org/mailman/listinfo/users
