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 and 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 . SwapB . FailoverC . Split with bias set...
What is the most likely cause of this behavior?
A storage administrator is investigating non-linear variations in throughput when zoning additional hosts to certain front-end adapters. They notice a certain performance characteristic having 10 identical hosts zoned to the same FA ports. After adding the 11th host, the throughput sometimes drops more than 20%. What is the most likely...
What course of action will prevent the issue?
A DG group is part of a snapshot schedule which runs each day at 9 am then linked to a set of targets for a full copy after termination. Additional volumes were added which increased the link to full copy time. What course of action will prevent the issue?A ....
What is a requirement for the SRDF/Metro devices for an SRDF/Metro personality swap?
What is a requirement for the SRDF/Metro devices for an SRDF/Metro personality swap?A . Must be RW on the linkB . Must be WD on the linkC . Must be in partitioned stateD . Must be in suspended stateView AnswerAnswer: A Explanation: For an SRDF/Metro personality swap, the SRDF/Metro devices...
What must they do prior to performing this operation?
A customer’s security administrator needs to configure Access Control. What must they do prior to performing this operation?A . Log in to the host as a member of the AdminGrpB . Configure Access Controls for internal system user and Guest OSC . Enable SYMACL on the Management Module Control StationD...
What happens if the cache space fills up?
A host is issuing I/O to a PowerMax. What happens if the cache space fills up?A . I/O will be serviced at the speed of the destination deviceB . I/O will be queued until an empty cache slot is availableC . Cache is permanently flushedD . Cache is temporarily disabledView...
Match Dual Personally SRDF device to its usage SRDF role
DRAG DROP Match Dual Personally SRDF device to its usage SRDF role. View AnswerAnswer: Explanation: SRDF device used for Concurrent SRDF environments = R21 SRDF device used for SRDF/Star environments = R11 SRDF device used for Cascaded SRDF environments = R22 A dual personality SRDF device is a device that...
Which factor is most likely responsible for the SL compliance impact?
A PowerMax storage group is no longer SL compliant. No changes to application I/O profile have occurred. Which factor is most likely responsible for the SL compliance impact?A . Noisy Neighbor issueB . Queue depth full eventC . Host queue depth setting was changedD . Performance thresholds were exceededView AnswerAnswer:...
Which option does SRDF/Metro favor in this situation?
vWitness and Array Witness options are deployed in the same operating environment simultaneously. Which option does SRDF/Metro favor in this situation?A . Device BiasB . WitnessC . Smart DRD . Array WitnessView AnswerAnswer: B Explanation: When vWitness and Array Witness options are deployed in the same operating environment simultaneously, SRDF/Metro...
What is the maximum retention period?
An administrator is trying to view the SLO Compliance Report but is unable to find data for an issue that occurred 7 months ago. What is the maximum retention period?A . Last monthB . Last 2 weeksC . 6 monthsD . 3 monthsView AnswerAnswer: C Explanation: The maximum retention period...