Oracle OCP 1Z0 053 Q74(ASM POWER ASM_POWER_LIMIT)
74.Immediately after adding a new disk to or removing an existing disk from an ASM instance, you find
that the performance of the database goes down initially until the time the addition or removal process is
completed, and then gradually becomes normal.
Which two activities would you perform to maintain a consistent performance of the database while
adding or removing disks? (Choose two.)
A. Define the POWER option while adding or removing the disks.
B. Increase the number of ARB processes by setting up a higher value for ASM_POWER_LIMIT.
C. Increase the number of DBWR processes by setting up a higher value for
DB_WRITER_PROCESSES.
D. Increase the number of slave database writer processes by setting up a higher value for
DBWR_IO_SLAVES.
Answer: AB
参考：http://blog.csdn.net/rlhua/article/details/14108885
that the performance of the database goes down initially until the time the addition or removal process is
completed, and then gradually becomes normal.
Which two activities would you perform to maintain a consistent performance of the database while
adding or removing disks? (Choose two.)
A. Define the POWER option while adding or removing the disks.
B. Increase the number of ARB processes by setting up a higher value for ASM_POWER_LIMIT.
C. Increase the number of DBWR processes by setting up a higher value for
DB_WRITER_PROCESSES.
D. Increase the number of slave database writer processes by setting up a higher value for
DBWR_IO_SLAVES.
Answer: AB
参考：http://blog.csdn.net/rlhua/article/details/14108885
来自 “ ITPUB博客 ” ，链接：https://blog.itpub.net/8520577/viewspace-2076177/ ，如需转载，请注明出处，否则将追究法律责任。
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