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Oracle

1Z0-1067 · Question #22

Recently your e-commerce web application has been receiving significantly more traffic than usual. Users are reporting they often encounter a 903 i when trying to access your site. Sometimes the…

The correct answer is B. Verify that the compute resource quota has not been exceeded. The instance pool supports the maximum number of instances that you want to scale to. This limit is determined by your tenancy's service limits. it might be because the number of instances that were requested has exceeded your tenancy's service limits for that shape and…

Implement OCI Autoscaling and Load Balancing

Question

Recently your e-commerce web application has been receiving significantly more traffic than usual. Users are reporting they often encounter a 903 i when trying to access your site. Sometimes the site is very slow. You check your instance pool configuration to confirm that the maximum number of instances Is configured to allow 20 compute instances. Currently 14 compute instances have been provisioned by the Instance pool. You also confirm that current CPU utilization across all hosts exceeds the scale- threshold you set in your auto-scaling policy. However, the Instance pool is not provisioning any new instances. What can you check to determine why the application is NOT functioning properly?

Options

  • AVerify that the Quality Assurance team is not currently performing load-testing against production.
  • BVerify that the compute resource quota has not been exceeded.
  • CVerify that the new offer feature code did not introduce any performance bugs.
  • DVerify that the database is accessible.

How the community answered

(51 responses)
  • A
    10% (5)
  • B
    82% (42)
  • C
    2% (1)
  • D
    6% (3)

Explanation

The instance pool supports the maximum number of instances that you want to scale to. This limit is determined by your tenancy's service limits. it might be because the number of instances that were requested has exceeded your tenancy's service limits for that shape and availability domain. Also, In a high availability scenario, you can require that the instances in a pool are evenly distributed across each of the fault domains that you specify. When sufficient capacity isn't available in one of the fault domains, the instance pool will not launch or scale successfully

Topics

#autoscaling troubleshooting#instance pool#compute quota#scale-out failure

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