Pass the HPE Technical Certification HPE7-S02 Questions and answers with ExamsMirror

A is correct. The esxtop output indicates memory pressure rather than CPU or storage saturation. The host has only about 122 MB of free physical memory, the VMkernel memory state is shown as hard, ballooning is active, and swap is in use. Those are strong indicators that ESXi is reclaiming memory because demand is approaching or exceeding comfortable physical capacity. Reclamation can increase latency sharply, especially when guest memory is swapped to storage.

The CPU figures do not show the classic signature of CPU contention. The displayed VMs have low %RDY values, so they are not spending excessive time waiting for physical CPU scheduling. The storage panel also shows relatively low read/write latency for the displayed workloads, which does not support a storage-controller or storage-network bottleneck as the primary cause.

The appropriate remediation is therefore to add physical memory, reduce VM memory commitments, or evacuate some VMs to other hosts. The screenshot is a good example of why VMware troubleshooting should correlate multiple esxtop panels rather than infer the bottleneck from utilization alone.

References/topics: Advanced HPE Compute Solutions, Rev. 26.21, Module 8 “Troubleshooting HPE running VMware”; VMware ESXi esxtop memory-reclamation concepts.

B is correct. HPE Cray Supercomputing Storage Systems C500 exposes management through the Redfish/Swordfish REST API model. Redfish provides a standardized, HTTP-based management interface, and Swordfish extends the model for storage resources. This makes it suitable for scripted inventory, configuration, health, and lifecycle operations without requiring an administrator to automate an interactive management console.

HPE GreenLake is not the device-level scripting API for the C500. HPE OneView is a composable-infrastructure and server-management platform and is not the native C500 storage-management API. Slurm is a workload manager and scheduler for HPC jobs; it allocates compute resources and schedules work but does not replace the storage system’s management API.

The spelling is also significant: the standard is “Redfish,” not “RedFish.” In an HPC environment, administrators commonly combine specialized tools rather than expecting one product to perform every management function. HPE Performance Cluster Manager or Slurm can participate in cluster operations, while the storage platform remains manageable through its supported Redfish/Swordfish interface.

References/topics: Advanced HPE Compute Solutions, Rev. 26.21, Modules 9 and 10, HPE Cray management and HPC storage; HPE Cray Supercomputing Storage Systems C500 Redfish/Swordfish REST API documentation.