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• vCloud Endpoint in Public Cloud, Public Cloud deployment
details e.g. Organization Name, vDC Name, vApp Template for
the Pet Store Application
• LTM Configuration details in Private and Public cloud. e.g.
iControl URL, Virtual Server Name etc.
• Threshold definitions.
Note: Two main thresholds used for scale out operations are:
Total Connections this threshold defines total number of connections that
should be exceeded in public cloud before the scale out operation can
happen.
time This threshold indicates that the total number of connections must
exceed for at least this duration contiguously to trigger the scale out
operation. Including the time component results in a slight smoothing effect,
so that new resources are not provisioned for a momentary increase in the
key metric.
2. Prepare for Scale Out operation by Deploying the vApp for Pet
Store application
deploy vApp()
3. wait till ReadyToScaleOut() is TRUE
if(readyToScaleOut is TRUE) {
perfrom ScaleOut();
}
4. Add the newly provisioned Pet Store Application Node to the Public
LTM Pool.
Deploy vApp
1. Get reference to the PubOrg Organization in public vCloud.
2. Get access to the Catalog “pub_org_catalog01” that contains the
vApp Template for the Pet Store application.
3. Get access to the vDC where the vApp is to be deployed
4. Create new vApp from the vApp Template vApp_petstore in the
vDC
5. Configure IP Addressing mode for the provisioned VM in the vApp.
• Get list of child Virtual Machines for the 'Pet Store' vApp.
• There is only one VM configured in the vApp so access the first
and only child VM from the list.
• Get network Connection section for the VM.
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