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043-081

原创 Linux操作系统 作者:jbymy2000 时间:2012-03-07 19:04:18 0 删除 编辑
81. You have a disk group, DGROUP1, with three disk and NORMAL redund
ancy. You execute the following command to create a template for the
disk group: ALTER DISKGROUP dgroup1 ADD TEMPLATE my_temp ATTRIBUTES (
MIRROR FINE);
Which statement is true?
A. When a file is created in DGROUP1 with the template, it would have
three-way mirroring.
B. When a file is created in DGROUP1, the MY_TEMP template becomes th
e default template.
C. When a file is created in DGROUP1 with the template, it would have
two-way mirroring and file striping.
D. When a file is created in DGROUP1 with the template, it would have
three-way mirroring and file striping.
E. When a file is created in DGROUP1 with the template, it would have
two-way mirroring but no file striping.
Answer: C

条带化分两种,惊喜力度条带和粗粒度条带。
粗粒度条带Coarse Striping 和细粒
度条带Fine Striping
粗粒度条带对应于大文件。精细粒度条带对应与小文件。

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