[CentOS-virt] Xen Database vms

2010-01-15 Thread Ben M.
Are centralized database (SQL) servers best left out of virtualization and committed to their own hardware like the old days or are there some guidelines one should consider in setting them up? I'm not talking mega-large recordsets, but large enough to handle multiple years of CRMs and

Re: [CentOS-virt] Xen Database vms

2010-01-15 Thread Ben M.
Neil Aggarwal wrote: Ben: Are centralized database (SQL) servers best left out of virtualization ... and intensive querying, Accounting Systems and so forth. It really depends on the hardware you allocate to the VM and how intensive the usage is. Personally, if I have an

Re: [CentOS-virt] Xen Database vms

2010-01-15 Thread Neil Aggarwal
Ben: What if it were the only real active vm? There is some overhead in virtualization, but you would essentially have all the machine's resources available to your db server. That should be close enough to bare metal performance. Neil -- Neil Aggarwal, (281)846-8957,

Re: [CentOS-virt] Xen Database vms

2010-01-15 Thread compdoc
-Original Message- Fhttp://www.liveleak.com/view?i=375_1263347833rom: centos-virt-boun...@centos.org [mailto:centos-virt-boun...@centos.org] On Behalf Of Ben M. Sent: Friday, January 15, 2010 8:56 AM To: Discussion about the virtualization on CentOS Subject: Re: [CentOS-virt] Xen Database

Re: [CentOS-virt] Xen Database vms

2010-01-15 Thread Raffaele Camarda
Message- Fhttp://www.liveleak.com/view?i=375_1263347833rom: centos-virt-boun...@centos.org [mailto:centos-virt-boun...@centos.org] On Behalf Of Ben M. Sent: Friday, January 15, 2010 8:56 AM To: Discussion about the virtualization on CentOS Subject: Re: [CentOS-virt] Xen Database vms Neil

Re: [CentOS-virt] Xen Database vms

2010-01-15 Thread Grant McWilliams
On Fri, Jan 15, 2010 at 8:58 AM, Raffaele Camarda raffaele.cama...@gmail.com wrote: I was hitting the same problem last days so i went through some test, the configuration you suggest is quite nice and according to my result yun anticipated me on the problem doing my next step ;). basicly i

Re: [CentOS-virt] Xen Database vms

2010-01-15 Thread Ben M.
I think it could work well. Having a server in a vm makes it more portable. Many of my servers and services are running in vms on two centos 5.4 servers: openfiler, efw firewall, trixbox 2.8, SME Server (in server mode for email and spamassassin), windows 2003 server, windows 2008