My Oracle Support Banner

HSM (SAM-QFS): Server Panic - samfsck Reporting Duplicate Blocks (Doc ID 2525959.1)

Last updated on AUGUST 28, 2020

Applies to:

Oracle Hierarchical Storage Manager (HSM) and StorageTek QFS Software - Version 6.1 and later
Information in this document applies to any platform.


SAS Programmers complained about the I/o errors for files. 

The site was experiencing a very large number of duplicate blocks on their filesytem. We found that the samfsck would spend an inordinate amount of time (running for days) comparing new block addresses to those already in the duplicate blocks list. The samfsck utility generating a lot of orphan files and the lost+found directory is filling up.  Some output returned from samfsck looked like the following:




To view full details, sign in with your My Oracle Support account.

Don't have a My Oracle Support account? Click to get started!

In this Document

My Oracle Support provides customers with access to over a million knowledge articles and a vibrant support community of peers and Oracle experts.