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What is the minimum number of disk spindles required to service the random I/O requests during usage of the SQ

A customer is in the design phase of their SQL server implementation. They request your
guidance concerning the number of disk drives needed to properly configure the database
for performance. The current utilization of the database is shown below:
S 85% reads and 15% writes
10K SAS disks
RAID 1/0
1150 IOPS
What is the minimum number of disk spindles required to service the random I/O requests
during usage of the SQL Server database?

which configuration best assigns the workloads?

Your customer has a new VNX solution configured with Flash, SAS, and NL-SAS drives.
The customer requires their OLTP, VDI, Software Development, and Regulatory Compliance
workloads to be distributed between the different drive types. Due to limited drive quantities
only one workload type can be configured using Flash drives.
According to best practices which configuration best assigns the workloads?

What is the minimum number of disk spindles required to service the random I/O requests during usage of the SQ

A customer is in the design phase of their SQL server implementation. They request your
guidance concerning the number of disk drives needed to properly configure the database
for performance. The current utilization of the database is shown below:
80% reads and 20% writes
10K SAS disks
RAID 5
1150 IOPS
What is the minimum number of disk spindles required to service the random I/O requests
during usage of the SQL Server database?

what state(s) of the database would the replication occur?

As a result of suffering a catastrophic failure, your customer has requested a DR solution.
The solution must introduce a higher level of availability for their Exchange 2010 system.
You have recommended a strategy that involves Replication Manager with native DAG.
In what state(s) of the database would the replication occur?


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