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From Nguyen Anh Tu <t...@apache.org>
Subject Re: [Discuss] AutoScaling.next in CloudStack
Date Wed, 27 Nov 2013 10:36:38 GMT
Anyone can help in SNMP monitoring design? I have very limit experience
with SNMP :-)

Thanks,

--Tuna


On Tue, Nov 26, 2013 at 11:31 AM, Vijay Venkatachalam <
Vijay.Venkatachalam@citrix.com> wrote:

> Hi Chiradeep,
>         The monitoring service seems to be collecting statistics using
> polling and
>         triggers actions during  threshold breach. This seems to be very
> tasking.
>         Can it be designed to listen for events on threshold breach as
> well?
>         For ex. a configuration "response timeout > 30 ms" on a VIP can be
>         sent to LB appliance, the LB appliance can intimate the Monitoring
> service
>         when the threshold breach has happened. Basically offloading the
> responsibility.
> Thanks,
> Vijay V.
>
>
> > -----Original Message-----
> > From: Chiradeep Vittal [mailto:Chiradeep.Vittal@citrix.com]
> > Sent: Tuesday, November 26, 2013 8:07 AM
> > To: dev@cloudstack.apache.org
> > Subject: Re: [Discuss] AutoScaling.next in CloudStack
> >
> > Hi Tuna,
> >
> > I boldly diagrammed out what we talked about here:
> >
> > https://cwiki.apache.org/confluence/x/M6YTAg
> >
> > The idea is to keep the monitoring part separate from the autoscale
> decision.
> > So, the monitoring can be SNMP/RRD/whatever.
> >
> > Scale-up using reconfiguration then becomes a mere matter of modifying
> the
> > autoscale service.
> >
> >
> > On 11/25/13 8:57 AM, "tuna" <ng.tuna@gmail.com> wrote:
> >
> > >Hi guys,
> > >
> > >At CCCEU13 I talked about the AutoScale without NetScaler feature
> > >working with XenServer & XCP. For anyone don¹t know about this feature,
> > >take a look into my slide here:
> > >http://www.slideshare.net/tuna20073882/autoscale-without-
> > netscalerccceu13.
> > >
> > >Chiradeep and I had a short talk after the presentation about how to
> > >improve the AutoScale feature in future. We agreed that:
> > >
> > >+ Need to remove Load Balancing feature from AutoScaling. That¹s very
> > >simple to do.
> > >+ Need to use SNMP for monitoring not only instance-level but also
> > >application-level.
> > >+ Also, supporting well KVM hypervisor
> > >
> > >So, I blow up this thread for all of you guys to discuss the way we
> > >design that feature, such as:
> > >+ technical side, how to integrate effectively SNMP into CLoudStack.
> > >Where do we put SNMP monitor components into infrastructure? etc
> > >+ user experience, how user configure that feature with SNMP monitoring.
> > >I image that user can figure out they need AutoScale for which of
> > >following items: application, protocol (tcp, udp), port, bandwidth,
> > >disk, cpu and memory also, etc
> > >+ How about autoscale action, not just only deploy or destroy VM, we
> > >+ need
> > >maybe dynamically increase-decrease memory/cpu, nic bandwidth, disk,Š
> > >
> > >Personally, we should think about a completely autoscaling feature.
> > >
> > >Cheers,
> > >
> > >‹Tuna
>
>

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