On 03/03/11 00:41, Ross Walker wrote:
[...snip...]
>
> This works with Xen or KVM, though the management and
> compartmentalization of Xen helps.
>
> Does CentOS support the shared memory pages, memory dedup, in Xen? That
> would allow for a lot more Linux VMs.
I don't think the KSM support has b
On Thursday, March 03, 2011 06:55:56 pm Dr. Ed Morbius wrote:
> I thought a bit about that when posting earlier. I still disagree WRT
> dual-booting. And no, virtualization doesn't need twice the hardware by
> a long shot (aggregated load averaging, shared componentry, and a host
> of other savin
on 16:44 Thu 03 Mar, Lamar Owen (lo...@pari.edu) wrote:
> On Thursday, March 03, 2011 04:24:14 pm Dr. Ed Morbius wrote:
> > I think I addressed that reality.
>
> Part of it, yes.
>
> > For some needs, you need to be on
> > bare metal, though whether this is accomplished via multi-booting or
> >
On Thursday, March 03, 2011 04:44:58 pm Les Mikesell wrote:
> So there are actually apps that work in Linux that aren't available for
> OS X?
Yep. For one example, there are the LinuxDSP plugins. There are others.
> I'm kind of surprised that a local disk controller would be better in
> that
On Thursday, March 03, 2011 04:24:14 pm Dr. Ed Morbius wrote:
> I think I addressed that reality.
Part of it, yes.
> For some needs, you need to be on
> bare metal, though whether this is accomplished via multi-booting or
> multiple systems (if you're doing professional music editing, presumabl
On 3/3/2011 3:17 PM, Lamar Owen wrote:
> On Thursday, March 03, 2011 03:55:48 pm Les Mikesell wrote:
>> But you can usually run the one that is picky as the host OS and the
>> other(s) virtualized.
>
> You really don't know what you're talking about in this case, Les. The
> specific machine that
On Mar 3, 2011, at 1:18 PM, Lamar Owen wrote:
> On Thursday, March 03, 2011 04:04:42 pm Rudi Ahlers wrote:
>> Although it's not there yet, I'm sure we'll get there sooner than
>> expected
>
> To be fair to VMware Fusion on OS X, the graphics acceleration is
> fantastic, running Windows 7 in fu
on 15:37 Thu 03 Mar, Lamar Owen (lo...@pari.edu) wrote:
> On Thursday, March 03, 2011 01:20:06 pm Dr. Ed Morbius wrote:
> > Compare against CIFS/Samba shares or NFS exports bewteen booted
> > host/guests. You get native filesystem support (under the host/guest as
> > relevant), and mappings via CI
On Thursday, March 03, 2011 04:04:42 pm Rudi Ahlers wrote:
> Although it's not there yet, I'm sure we'll get there sooner than expected
To be fair to VMware Fusion on OS X, the graphics acceleration is fantastic,
running Windows 7 in full Aero mode with no problems. But it still can't keep
accu
On Thursday, March 03, 2011 03:55:48 pm Les Mikesell wrote:
> But you can usually run the one that is picky as the host OS and the
> other(s) virtualized.
You really don't know what you're talking about in this case, Les. The
specific machine that I'm talking about needs access to Harrison Mi
On Thu, Mar 3, 2011 at 10:45 PM, wrote:
> On Mar 3, 2011, at 12:37 PM, Lamar Owen wrote:
>
>> On Thursday, March 03, 2011 01:20:06 pm Dr. Ed Morbius wrote:
>>> Compare against CIFS/Samba shares or NFS exports bewteen booted
>>> host/guests. You get native filesystem support (under the host/
>>>
On 3/3/2011 2:37 PM, Lamar Owen wrote:
>
>> Compare against CIFS/Samba shares or NFS exports bewteen booted
>> host/guests. You get native filesystem support (under the host/guest as
>> relevant), and mappings via CIFS/Samba and/or NFS/NIS+.
>>
>> The win is still virtualization.
>
> There are sit
On Mar 3, 2011, at 12:37 PM, Lamar Owen wrote:
> On Thursday, March 03, 2011 01:20:06 pm Dr. Ed Morbius wrote:
>> Compare against CIFS/Samba shares or NFS exports bewteen booted
>> host/guests. You get native filesystem support (under the host/
>> guest as
>> relevant), and mappings via CIFS/Sam
On Thursday, March 03, 2011 01:20:06 pm Dr. Ed Morbius wrote:
> Compare against CIFS/Samba shares or NFS exports bewteen booted
> host/guests. You get native filesystem support (under the host/guest as
> relevant), and mappings via CIFS/Samba and/or NFS/NIS+.
>
> The win is still virtualization.
on 11:38 Thu 03 Mar, Always Learning (cen...@g7.u22.net) wrote:
>
> On Wed, 2011-03-02 at 19:18 -0800, Dr. Ed Morbius wrote:
>
> > It far and away already has. Dual-booting is a bastard compromise which
> > forces you to select between altnernative OSs, doesn't allow for
> > simultaneous access
On 03/03/11 4:10 AM, Phil Savoie wrote:
> When booting a system with multiple operating systems, it is true that
> only one operating system may be in use at one time, however, those
> other operating systems are installed on the disk in partitions. These
> partitions may be mounted like any othe
On Thu, Mar 03, 2011 at 07:10:26AM -0500, Phil Savoie wrote:
> On 03/03/2011 06:43 AM, Kevin K wrote:
> > On Mar 3, 2011, at 6:38 AM, Always Learning wrote:
> >> two operating systems. Surely that constitutes simultaneous access to
> >> storage?
> >
> > If you are tri-booting, how are you access
On 03/03/2011 06:43 AM, Kevin K wrote:
>
> On Mar 3, 2011, at 6:38 AM, Always Learning wrote:
>
>>
>> On Wed, 2011-03-02 at 19:18 -0800, Dr. Ed Morbius wrote:
>>
>> My dual-booting, actually tri-booting, with Vista (ugh!), Centos
>> (brilliant) and Fedora 14 (not keen and a bit seriously buggy)
Kevin K wrote:
>
> On Mar 3, 2011, at 6:38 AM, Always Learning wrote:
>
>>
>> On Wed, 2011-03-02 at 19:18 -0800, Dr. Ed Morbius wrote:
>>
>>> It far and away already has. Dual-booting is a bastard compromise which
>>> forces you to select between altnernative OSs, doesn't allow for
>>> simultaneou
On Thu, 2011-03-03 at 06:43 -0500, Kevin K wrote:
> On Mar 3, 2011, at 6:38 AM, Always Learning wrote:
>
> > My dual-booting, actually tri-booting, with Vista (ugh!), Centos
> > (brilliant) and Fedora 14 (not keen and a bit seriously buggy) allows me
> > in Linux to access and change the file sp
On Mar 3, 2011, at 6:38 AM, Always Learning wrote:
>
> On Wed, 2011-03-02 at 19:18 -0800, Dr. Ed Morbius wrote:
>
>> It far and away already has. Dual-booting is a bastard compromise which
>> forces you to select between altnernative OSs, doesn't allow for
>> simultaneous access to features (a
On Wed, 2011-03-02 at 19:18 -0800, Dr. Ed Morbius wrote:
> It far and away already has. Dual-booting is a bastard compromise which
> forces you to select between altnernative OSs, doesn't allow for
> simultaneous access to features (and storage) of both, and generally
> necessitates use of some
On Wed, 2011-03-02 at 19:29 +0200, Rudi Ahlers wrote:
> I am busy setting up some XEN servers on a SAN for high availability
> and Cloud Computing, and thought it could be cool to setup
> virtualization on a CentOS 5.5 Desktop, running on a Core i3 + 4GB
> RAM, and use the SAN's storage to see if
on 21:35 Wed 02 Mar, Rudi Ahlers (r...@softdux.com) wrote:
> On Wed, Mar 2, 2011 at 7:56 PM, compdoc wrote:
> >>Yes, I know that I could have used KVM, VMWare
> >>or VirtualBox, but I wanted to use what's included already.
<...>
> What I'm getting at:
>
> Can, or will virtualization replace dua
On Mar 2, 2011, at 12:29 PM, Rudi Ahlers wrote:
> I am busy setting up some XEN servers on a SAN for high availability
> and Cloud Computing, and thought it could be cool to setup
> virtualization on a CentOS 5.5 Desktop, running on a Core i3 + 4GB
> RAM, and use the SAN's storage to see if it co
>
> Interesting, could you shed a light on what exact XML is needed ?
http://libvirt.org/formatdomain.html#elementsGraphics
http://libvirt.org/formatdomain.html#elementsVideo
You need to set the video type to qxl and the graphical type to spice
... then set the appropriate attributes on the eleme
On Wed, 2 Mar 2011, James Hogarth wrote:
>> You need qemu-spice for using SPICE, which does not ship with RHEL5 or
>> RHEL6. On top of that, SPICE is only supported by Red Hat for RHEV, not
>> libvirt. That may change in the future, ... but when, nobody knows ;-)
>
> qemu-kvm and libvirt in RHEL6
>> KVM is included, you just have to select it. There is a loyal following of
>> Xen in the community, but I use KVM for my servers. I'm often called 'dumb'
>> for even talking about KVM, but I like it. (and I'm not saying, nor have I
>> ever said, that KVM is better than Xen)
>
> Yes, I know KVM i
On 02/03/11 21:12, Dag Wieers wrote:
> On Wed, 2 Mar 2011, David Sommerseth wrote:
>
>> Other than that, SPICE is probably the future [1] on Linux. That should
>> slowly begin to be useful in RHEL5, RHEL6 and Fedora 14, if I'm not much
>> mistaken. Not sure how much is implemented in RHEL5/CentO
> You need qemu-spice for using SPICE, which does not ship with RHEL5 or
> RHEL6. On top of that, SPICE is only supported by Red Hat for RHEV, not
> libvirt. That may change in the future, ... but when, nobody knows ;-)
>
> --
No you don't Dag.
qemu-kvm and libvirt in RHEL6 already supports SPICE
> Yes, I know KVM is included, but at this stage XEN is the default and
>when you use the Virtual Machine Manager, it uses XEN.
Select Server Gui only, when it's up, use yum to install everything else. I
think yum is a better way to install than the OS installer.
>No, I'm not using VNC. My appro
>You need qemu-spice for using SPICE, which does not ship with RHEL5 or
>RHEL6. On top of that, SPICE is only supported by Red Hat for RHEV, not
>libvirt. That may change in the future, ... but when, nobody knows ;-)
Well that's certainly disappointing. Any alternatives to spice for centos? I
know
On 3/2/2011 2:06 PM, Rudi Ahlers wrote:
>
>>> Differently put, we already do this with servers. One big&fast Quad
>>> XEON can run many client's Virtual Machines, very easily. And many of
>>> those Virtual Machines host a few hundred websites, thus saving a lot
>>> on rack space, electricity, e
On Wed, 2 Mar 2011, David Sommerseth wrote:
> Other than that, SPICE is probably the future [1] on Linux. That should
> slowly begin to be useful in RHEL5, RHEL6 and Fedora 14, if I'm not much
> mistaken. Not sure how much is implemented in RHEL5/CentOS5 though.
> However, for SPICE to work, you
On Wed, Mar 2, 2011 at 9:54 PM, Les Mikesell wrote:
> On 3/2/2011 1:35 PM, Rudi Ahlers wrote:
>>
>> Differently put, we already do this with servers. One big& fast Quad
>> XEON can run many client's Virtual Machines, very easily. And many of
>> those Virtual Machines host a few hundred websites,
On 3/2/2011 1:35 PM, Rudi Ahlers wrote:
>
> Differently put, we already do this with servers. One big& fast Quad
> XEON can run many client's Virtual Machines, very easily. And many of
> those Virtual Machines host a few hundred websites, thus saving a lot
> on rack space, electricity, etc, etc.
On Mar 2, 2011, at 11:35 AM, Rudi Ahlers wrote:
> I thought, just for the fun of it, let's install Windows 2008 Small
> Business Server.
> Interestingly, using the same Virtual Machine Manager, the
> installation wasn't as slow as with CentOS. It's almost asif it's more
> optimized for Windows? I
On 02/03/11 19:07, Les Mikesell wrote:
> On 3/2/2011 11:29 AM, Rudi Ahlers wrote:
>>
>> So, I installed CentOS + KDE, chose the Virtualization package and
>> used Virtual Machine Manager to setup another CentOS VM inside CentOS
>> (I only have a CentOS ISO on this SAN, since we don't use Debian /
>
On Wed, Mar 2, 2011 at 7:56 PM, compdoc wrote:
>>Yes, I know that I could have used KVM, VMWare
>>or VirtualBox, but I wanted to use what's included already.
>
> KVM is included, you just have to select it. There is a loyal following of
> Xen in the community, but I use KVM for my servers. I'm oft
On Wed, 2 Mar 2011, Rudi Ahlers wrote:
> I am busy setting up some XEN servers on a SAN for high availability
> and Cloud Computing, and thought it could be cool to setup
> virtualization on a CentOS 5.5 Desktop, running on a Core i3 + 4GB
> RAM [...]
>
> So, I installed CentOS + KDE, chose the
On 3/2/2011 11:29 AM, Rudi Ahlers wrote:
>
> So, I installed CentOS + KDE, chose the Virtualization package and
> used Virtual Machine Manager to setup another CentOS VM inside CentOS
> (I only have a CentOS ISO on this SAN, since we don't use Debian /
> Slackware / FC / Ubuntu / etc). The installa
>Yes, I know that I could have used KVM, VMWare
>or VirtualBox, but I wanted to use what's included already.
KVM is included, you just have to select it. There is a loyal following of
Xen in the community, but I use KVM for my servers. I'm often called 'dumb'
for even talking about KVM, but I like
I am busy setting up some XEN servers on a SAN for high availability
and Cloud Computing, and thought it could be cool to setup
virtualization on a CentOS 5.5 Desktop, running on a Core i3 + 4GB
RAM, and use the SAN's storage to see if it could actually be worth my
while to replicate a Cloud Comput
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