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EMC E22-258 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Provisioning and Data Services | 25% | - Snapshot management and space efficiency - Replication configuration and disaster recovery - Volume creation, mapping, and presentation - Data-at-Rest Encryption (D@RE) implementation |
| Topic 2: Maintenance and Troubleshooting | 10% | - Software upgrades and patching - Component replacement and cluster expansion - Common issues and troubleshooting procedures - Support log collection and diagnostics |
| Topic 3: Management, Monitoring and Performance | 20% | - Integration with VMware and other hypervisors - XtremIO GUI and CLI administration - Performance monitoring and optimization - Alerting, logging and system health checks |
| Topic 4: Installation and Initial Configuration | 20% | - Physical and virtual XMS deployment - Storage controller and network connectivity - Cluster setup and networking configuration - Initial system configuration and licensing |
| Topic 5: XtremIO Architecture and Concepts | 25% | - Data efficiency technologies: deduplication, compression, thin provisioning - XMS (XtremIO Management Server) functionality - Hardware and software components overview - Scale-out architecture and X-Brick components |
EMC XtremIO 3.x Flash Storage Solutions Sample Questions:
What is the recommended policy for use with Microsoft Native MPIO when XtremIO storage is used?
- A. Least IOs
- B. Least Queue Depth
- C. Round Robin
- D. Least Data
How is the VM-based XtremIO Management Server (XMS) distributed?
- A. ISO images of the OS and the XMS application
- B. Open Virtual Appliance image
- C. GZIP bundle of the application, OS, and VMware Player
- D. ZIP file of the OS and the XMS application
Why does XtremIO thin provisioning cause no performance degradation?
- A. All metadata is kept in Storage Controller RAM
- B. SSDs perform metadata reads at sub-millisecond latency
- C. SSDs perform metadata writes at sub-millisecond latency
- D. All metadata is kept in Storage Controller SSDs
Which options are available to an XtremIO administrator when a snapshot is created?
- A. Create a new folder and allocate space to the new folder
- B. Select a parent folder and choose full copy or pointer-based copy
- C. Verify the snapshot name and configure the maximum snapshot size
- D. Name the snapshot and select the parent folder
What is the number of BBUs required for an XtremIO dual X-Brick cluster?
- A. 8
- B. 6
- C. 4
- D. 2
