Some business critical database applications have been suffering from slowly increasing performance issues with one enterprise SAN-attached storage system. In particular, the applications are showing higher than normal read response times. What should the storage administrator monitor to determine the root cause?
A) Storage utilization
B) Available free space
C) Write response time
D) Cache hit rate

Question

Quizplus · Accepted Answer

Monitoring the cache hit rate can help determine if the storage system is effectively using its cache to speed up read operations. A low cache hit rate could lead to higher read response times.

Some Business Critical Database Applications Have Been Suffering from Slowly