A Linux administrator is attaching a new RHEL server to their XtremIO storage array. Which configuration setting should be changed?

The correct answer is B. Modify the file system block size. The block size for both Oracle Cluster Registry (OCR) and Cluster Synchronization Services (CSS) voting files are 512 bytes. I/O operations to these file objects are therefore sized as a multiple of 512 bytes. This is of no consequence since the best practice with XtremIO is to…

Integrate XtremIO with Host Systems and Applications

Question

Options

AEnable Logical Volume Manager
BModify the file system block size
CDisable HBA Queue Depth
DDisable I/O elevators

How the community answered

(37 responses)

A
11% (4)
B
81% (30)
C
3% (1)
D
5% (2)

Explanation

The block size for both Oracle Cluster Registry (OCR) and Cluster Synchronization Services (CSS) voting files are 512 bytes. I/O operations to these file objects are therefore sized as a multiple of 512 bytes. This is of no consequence since the best practice with XtremIO is to create volumes with 512e wp.pdf , page 22

Topics

#RHEL configuration#file system block size#Linux host tuning#storage alignment

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