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What should be investigated further?
While analyzing performance of a VMAX3 array, the following details are observed? High host response time Low FE response time High host CPU utilization What should be investigated further?A . SAN connectivityB . Disk delaysC . I/O queuing on the hostD . I/O queuing on the frontendView AnswerAnswer: C Explanation:...
Which SRDF operation should be executed on the Metro RDF pairs to facilitate the planned outage without affecting application I/O?
SRDF/Metro has been deployed between two data centers. SRDF/Metro is operating normally. Maintenance tasks at the R1 data center require the array to be offline. Which SRDF operation should be executed on the Metro RDF pairs to facilitate the planned outage without affecting application I/O?A . FailoverB . Split with...
What is the state and external identity of the R2 devices after initial synchronization has completed?
SRDF/Metro has been deployed. What is the state and external identity of the R2 devices after initial synchronization has completed?A . State: Read/Write Identity: R1 IdentityB . State: Read/Write Identity: Original IdentityC . State: Write Disabled Identity: Original IdentityD . State: Write Disabled Identity: R1 IdentityView AnswerAnswer: A Explanation: Reference:...
What is the best practice for FA utilization in a VMAX3 array?
What is the best practice for FA utilization in a VMAX3 array?A . 50% busy with two enginesB . 50% busy with more than two enginesC . 50% busy with one engineD . 50% busy with two or more enginesView AnswerAnswer: A
What is a key difference between SRDF/Metro and SRDF/S?
What is a key difference between SRDF/Metro and SRDF/S?A . SRDF/Metro: R1 devise is host accessible, R2 is red-only SRDF/S: R1 is host accessible, R2 is write disabledB . SRDF/Metro: R1 and R2 devices are host accessible at the same time SRDF/S: R1 devices are host accessible, R2 devices are...
Which feature does the embedded eDPM server support on a VMAX3?
Which feature does the embedded eDPM server support on a VMAX3?A . eNASB . FASC . XD . D@REE . ESRSView AnswerAnswer: C Explanation: Reference: https://www.emc.com/collateral/white-papers/h13936-emc-vmax3-data-rest-encryption-wp.pdf (5)
What is the best practice for FA utilization in a VMAX3 array?
What is the best practice for FA utilization in a VMAX3 array?A . 50% busy with two enginesB . 50% busy with more than two enginesC . 50% busy with one engineD . 50% busy with two or more enginesView AnswerAnswer: A
How can this situation be corrected?
Based on the Array Utilization Dashboard shown in the exhibit, a frontend port is showing higher utilization on Director 1. How can this situation be corrected?A . Add another engine to provide for Frontend Emulation CPUsB . Redistribute the workload onto other available portsC . Increase cache on the engineD...
Which mechanism will SnapVX use when there is a write to a linked target volume?
A VMAX3 array has been configured to use TimeFinder SnapVX. A snapshot is taken of a LUN that currently resides on a 10k drive. Which mechanism will SnapVX use when there is a write to a linked target volume?A . COFWB . ROWC . ACORWD . COWView AnswerAnswer: B
What is a possible reason for this issue?
An administrator implemented SYMACLs on a VMAX3 using hardware-based Access IDs. The administrator is not able to run SYMCLI commands against the volumes belonging to a host. The volumes were originally provisioned using the host in which the host in which the administrator experienced issues. What is a possible reason...
