55.Following is the list of locations in random order where oranfstab can be placed.
1./etc/mtab
2.$ORACLE_HOME/dbs/oranfstab
3./etc/oranfstab
What is the sequence in which Direct NFS will search the locations?
A. 1, 2, 3
B. 3, 2, 1
C. 2, 3, 1
D. 1, 3, 2
Answer: C
答案解析:
参考:http://docs.oracle.com/cd/E11882_01/install.112/e41961/storage.htm#CDEDBEDA
Mounting NFS Storage Devices with Direct NFS Client
Direct NFS Client determines mount point settings to NFS storage devices based on the configurations in /etc/mtab
, which are changed with configuring the /etc/fstab
file.
Direct NFS Client searches for mount entries in the following order:
-
$ORACLE_HOME/dbs/oranfstab
-
/etc/oranfstab
-
/etc/mtab
Direct NFS Client uses the first matching entry found.
Oracle Database is not shipped with Direct NFS Client enabled by default. To enable Direct NFS Client, complete the following steps:
-
Change the directory to
$ORACLE_HOME/rdbms/lib
. -
Enter the following command:
make -f ins_rdbms.mk dnfs_on