Oracle
1Z0-100 · Question #20
Examine these details from the sysctl.conf file and from the proc file system: [root@FAROUT fs]# grep aio-max-nr /etc/sysctl.conf # oracle-rdbms-server-11gR2-preinstall setting for fs.aio-mx-nr is…
The correct answer is B. It allows two or more processes to request I/O simultaneously while running on different CPUs. See the full explanation below for the reasoning.
Question
Examine these details from the sysctl.conf file and from the proc file system:
[root@FAROUT fs]# grep aio-max-nr /etc/sysctl.conf # oracle-rdbms-server-11gR2-preinstall setting for fs.aio-mx-nr is 1048576 fs.aio-max-nr = 1048576 [root@FAROUT fs] # cat /proc/sys/fs/aio-max-nr 1048576 [root@FAROUT fs] # rpm -q libaio Libaio-0.0.107-10.e16.x86_64 Libaio-0.3.107-10.e76.i686 Which statement is true about the setting created by oracle-rdbms-server-11gR2-preinstall?
Options
- AIt allows a process to request an I/O without waiting for reply.
- BIt allows two or more processes to request I/O simultaneously while running on different CPUs.
- CIt allows a process to request a single I/O without awaiting for a reply. However, if a second I/O is
- DIt allows two or more processes to request I/Os and then to both be notified when both of them
How the community answered
(21 responses)- A5% (1)
- B81% (17)
- C10% (2)
- D5% (1)
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