On Mon, Jun 14, 2010 at 11:14:26PM +0200, Andre Timmermann wrote:
> Hi,
>
> Am Donnerstag, den 03.06.2010, 21:32 +0200 schrieb Herbert Poetzl:
>
> > > Am particularly interested to know how many virtual servers
> > > can be spawned in a single host?
> >
> > we stopped testing around 40.000 guests on a single
> > host, because it became somwhat slow and the 64k
> > process limit was an issue back then ....
>
> I am pretty sure that it is POSSIBLE to start several hundrets or even
> thousends of guests on one physical machine, but the real question is
> how many guests are REASONABLE on on physical machine.
>
> In my experience the main impact is I/O on normal server hardware (e.g
> Dual Intel Xeon CPU / 8 cores / 12 GB RAM / two disks with raid 1)
Something which can be adressed with SSDs.
> If each instance operates an own mysql-server, then it gets worse.
>
> So the second question should be: what will be done/installed on the
> guests?
>
> Greetz,
> Andre
>
-- Eugen* Leitl leitl http://leitl.org ______________________________________________________________ ICBM: 48.07100, 11.36820 http://www.ativel.com http://postbiota.org 8B29F6BE: 099D 78BA 2FD3 B014 B08A 7779 75B0 2443 8B29 F6BEReceived on Tue Jun 15 10:55:56 2010