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HSM: Filesystems Built On Local NVMe SSD Drives As Disk Cache Is Getting Inode Errors And ReadIOV Errors (Doc ID 2665352.1)

Last updated on MAY 04, 2020

Applies to:

Oracle Hierarchical Storage Manager (HSM) and StorageTek QFS Software - Version 6.1.4 and later
Information in this document applies to any platform.

Symptoms

HSM filesystems based on NVMe SSD disk drives using the 'blkdev' device driver have various issues reading/writing to the disk causing archiving to fail.

 ReadIOV errors seen when attempting to read filesystem data for archiving:

 

Changes

 The customer had a NVMe SSD disk installed in their server previously but not used for HSM until recently. Once the customer configured the NVMe SSD disk for a filesystem for HSM, the customer noticed erratic errors on the filesystem.

Cause

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In this Document
Symptoms
Changes
Cause
Solution
References


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