[LU-3493] Need to determine if data was affected by unreadable sectors on RAID.

• Type: Task
• Resolution: Done
• Priority: Minor
• Affects Version/s: Lustre 2.1.5
• Environment: CentOS 6.3, SGI IS5500 (Netapp E5400),
• Assignee: Niu Yawei (Inactive)
• Reporter: Herbert Yeung

Description

One of our luns experienced unreadable sectors. The RAID was able to report which LBAs were affected for the lun/OST. How do we map the LBA to check if any files were affected?