Hello,
You may have a look on Entropy project here:
http://entropy.gforge.inria.fr/
I think this could achieve what you want to do.
Regards,
JB
Le 15/01/2011 13:19, Gautam a écrit :
> Thanks pasi,
> i am planing to inject that script code in xen code.
> what you say about this??
>
> On Sat, Jan 15, 2011 at 5:45 PM, Pasi Kärkkäinen <pasik@xxxxxx
> <mailto:pasik@xxxxxx>> wrote:
>
> On Sat, Jan 15, 2011 at 05:39:54PM +0530, Gautam wrote:
> > Hi Pasi,
> > i am targeting xen hypervisor.
> >
>
> Ok.
>
>
> > i have already written one script which manage the work load.
> > my script uses xentop command.
> >
>
> Feel free to post your script to xen-devel for comments.
>
> > but i wanted to add this features in xen code rather than
> running an
> > outside script.
> >
>
> New features should be developed against xen-unstable, ie. Xen 4.1
> at this point.
> Xen 4.1 uses the xl/libxl toolstack as the primary toolstack, so you
> should
> make sure your script works with xl/libxl.
>
> Other than that.. post your script as RFC (Request For Comments),
> and we'll see how it looks like.
>
> -- Pasi
>
>
> > On Sat, Jan 15, 2011 at 5:24 PM, Pasi Kärkkäinen
> <[1]pasik@xxxxxx <mailto:pasik@xxxxxx>> wrote:
> >
> > On Sat, Jan 15, 2011 at 04:59:28PM +0530, Gautam wrote:
> > > Automatic live migration means XEN should monitor the
> workload of
> > the
> > > machine and user will define the threshold of
> > > any parameter say(CPU usage) then if workload cross the
> threshold
> > value
> > > then XEN should migrate a virtual machine
> > > to the other machine automatically without any user
> interruption.
> > >
> > > let me know if you need any further info.
> > >
> >
> > This kind of functionality does not belong to Xen *hypervisor*,
> > it should be done from the management toolstack.
> >
> > If we're talking about traditional [2]xen.org
> <http://xen.org> hypervisor then the first
> > implementation
> > could be a script that monitors the resource usage on all
> physical
> > hosts,
> > and executes live migration commands based on the resource
> usage to
> > balance the workloads.
> >
> > I'm not sure if there's something like this already available
> for Xen ..
> > Remember Xen 4.0 and older versions use the xm/xend toolstack,
> > and the upcoming Xen 4.1 will use the xl/libxl toolstack as
> the primary
> > toolstack.
> >
> > Both xm/xend and xl/libxl toolstack are more focused on
> single host
> > management,
> > while the XAPI toolstack in XenServer and XCP (Xen Cloud
> Platform) has
> > multi-host pools.
> >
> > Which one are you targeting? [3]xen.org <http://xen.org>
> hypervisor or XAPI/XCP ?
> >
> > XAPI toolstack in XenServer/XCP has the concept of "Workload
> Balancing"
> > (WLB),
> > which is meant for exactly what you described.
> >
> > Citrix XenServer includes WLB service, but XCP doesn't, afaik.
> >
> > See:
> > - "XenServer Workload Balancing Administration Tool":
> > [4]http://support.citrix.com/article/CTX125365
> > - "Configuring XenServer Workload Balancing Settings Using XE
> Commands":
> > [5]http://support.citrix.com/article/CTX125186
> >
> > There are some thirdparty WLB services available for XCP,
> > see for example [6]http://www.xencloudcontrol.com/ and
> > [7]http://www.xencloudcontrol.com/DOCS/load-balancer.txt
> >
> > Are you thinking of writing your own WLB service?
> > Hopefully that helps.
> >
> > -- Pasi
> >
> > > On Sat, Jan 15, 2011 at 4:54 PM, Pasi Kärkkäinen
> > <[1][8]pasik@xxxxxx <mailto:pasik@xxxxxx>> wrote:
> > >
> > > On Sat, Jan 15, 2011 at 02:02:40PM +0530, Gautam wrote:
> > > > i am trying to add auto migration feature in XEN.
> > > > so is anyone has worked related to migration part.
> > > > i need help regarding files related to migration.
> > > >
> > >
> > > Hello,
> > >
> > > First of all, what do you exactly mean with "automatic
> live
> > migration" ?
> > > -- Pasi
> > >
> > > --
> > > Regards
> > > Gautam
> > >
> > >
> > >
> > > References
> > >
> > > Visible links
> > > 1. mailto:[9]pasik@xxxxxx <mailto:pasik@xxxxxx>
> >
> > --
> > Regards
> > Gautam
> >
> >
> >
> > References
> >
> > Visible links
> > 1. mailto:pasik@xxxxxx <mailto:pasik@xxxxxx>
> > 2. http://xen.org/
> > 3. http://xen.org/
> > 4. http://support.citrix.com/article/CTX125365
> > 5. http://support.citrix.com/article/CTX125186
> > 6. http://www.xencloudcontrol.com/
> > 7. http://www.xencloudcontrol.com/DOCS/load-balancer.txt
> > 8. mailto:pasik@xxxxxx <mailto:pasik@xxxxxx>
> > 9. mailto:pasik@xxxxxx <mailto:pasik@xxxxxx>
>
>
>
>
> --
> Regards
> Gautam
>
>
>
>
>
>
>
>
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