Re: [Openstack] [nova][cinder] Migrate instances between regions or between clusters?

2018-09-18 Thread Attila Fazekas
On Tue, Sep 18, 2018 at 4:31 PM, Peter Penchev wrote: > On Tue, Sep 18, 2018 at 03:07:45PM +0200, Attila Fazekas wrote: > > On Tue, Sep 18, 2018 at 2:09 PM, Peter Penchev < > openstack-...@storpool.com> > > wrote: > > > > > On Tue, Sep 18, 2018 at

Re: [Openstack] [nova][cinder] Migrate instances between regions or between clusters?

2018-09-18 Thread Attila Fazekas
On Tue, Sep 18, 2018 at 3:07 PM, Attila Fazekas wrote: > > > On Tue, Sep 18, 2018 at 2:09 PM, Peter Penchev > wrote: > >> On Tue, Sep 18, 2018 at 11:32:37AM +0200, Attila Fazekas wrote: >> [format recovered; top-posting after an inline reply looks confusing] >>

Re: [Openstack] [nova][cinder] Migrate instances between regions or between clusters?

2018-09-18 Thread Attila Fazekas
On Tue, Sep 18, 2018 at 2:09 PM, Peter Penchev wrote: > On Tue, Sep 18, 2018 at 11:32:37AM +0200, Attila Fazekas wrote: > [format recovered; top-posting after an inline reply looks confusing] > > On Mon, Sep 17, 2018 at 11:43 PM, Jay Pipes wrote: > > > > > On 09/17/2

Re: [Openstack] [nova][cinder] Migrate instances between regions or between clusters?

2018-09-18 Thread Attila Fazekas
Create a volume transfer VM/machine in each region. attache the volume -> dd -> compress -> internet ->decompress -> new volume, attache(/boot with) to the volume to the final machine. In case you have frequent transfers you may keep up the machines for the next one.. In case the storage is jus

Re: [Openstack] [openstack-dev] [openstack][nova] Does anyone use Zookeeper, Memcache Nova ServiceGroup Driver ?

2015-04-28 Thread Attila Fazekas
How many compute nodes do you want to manage ? If it less than ~1000, you do not need to care. If you have more, just use SSD with good write IOPS value. Mysql actually can be fast with enough memory and good SSD. Even faster than [1]. zk as technology is good, the current nova driver is not. N