053-90

View the exhibit and examine the output. Which statement can be an inference from the output?
Exhibit:


A. The FRA disk group has an asynchronous I/O bottleneck
B. The least number of I/Os are performed on the last data file in the list
C. The number of times that the backup or restore process directed the OS to wait until an I/O was complete is the highest for the last data file in the list
D. The number of times that the backup or restore process made an OS call to poll for I/O completion in Nonblocking mode is the least for the FRA disk group

FRA(flash recovery area)

posted @ 2017-11-15 15:10  巴啦啦大魔王  阅读(206)  评论(0编辑  收藏  举报