Free EMC E22-214 Exam Dumps Questions & Answers

You are attempting to add multiple devices to a single storage pool. Which restriction is enforced by the ScaleIO CLI?

• A.  Storage pool must be deactivated first
• B.  Devices to be added must have the same "Vendor ID" and "Product ID"
• C.  Devices to be added must be in servers within the same protection domain
• D.  Devices to be added must have the same capacity that matches the capacity of all existing devices in the storage pool

What is an accurate statement about ScaleIO event generation?

• A.  Events are logged only if the optional Event Logger ScaleIO package is installed in the MDM nodes
• B.  Primary MDM forwards all events to the Tie Breaker which logs them
• C.  Every SDC and SDS generates events and forwards them to the primary MDM
• D.  Primary MDM logs events to a local database in that server

What is the purpose of ScaleIO throttling?

• A.  Reduce the host memory footprint from the MDM, SDS, and SDC components
• B.  Balance load between the primary and secondary MDMs
• C.  Balance load across the SDS servers
• D.  Regulate overall ScaleIO traffic as well as components of that traffic

What is a benefit of using the remote syslog feature with ScaleIO?

• A.  Substantially improved performance in the MDM servers
• B.  Remote log contains more details than the local log about each event
• C.  Single, consolidated event log even if the MDM ownership changes
• D.  Remote log automatically excludes WARNING events, making it easier to identify critical problems

When testing the integration of a ScaleIO cluster with an OpenStack cloud, the administrator discovers that creating a ScaleIO volume from the Horizon UI fails. You have verified that all required drivers and configuration files are in place in every node.
What is a possible cause for the failure?

• A.  REST gateway has not been configured with credentials for the OpenStack client
• B.  Primary and secondary MDMs have not been restarted
• C.  Cinder node does not have IP access to the primary MDM
• D.  OpenStack Cinder service has not been restarted