In a client application scenario, IO business model for the random read, the IO size is about 100K, and the depth of the storage array LUN stripe set to______.
The RMAN command dbms-rcvcat in the three PL / SQLpackages is used to query the recovery catalog and target database control files, such as the list, report commands or a call to the package.
The figure shows an N8500 (V200R001) NAS engine chassis. The two NAS engine nodes in the chassis form a two-node N8500 NAS cluster. Which description of the front-end and back-end network planning of the cluster is correct. (Multiple choice.)
What kind of technology in an active-active disaster recovery solution can realize the traffic distribution between servers in different regions on the wide area network(including the Internet), keeping access quality with the best server from your nearest customer?
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