What is the effect of 'hadoop fsck' command to a running system (Doc ID 2143017.1)

Last updated on JUNE 12, 2017

Applies to:

Big Data Appliance Integrated Software - Version 4.0 and later
Linux x86-64

Goal

Address the question on whether running 'hadoop fsck' poses any problem to a running system. Basically are there any concerns running this command on a live system.

The question may arise in the context of  finding missing/corrupt blocks and under-replicated blocks as a prerequisite for node migration/reprovision by running:

 

Solution

Sign In with your My Oracle Support account

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

My Oracle Support provides customers with access to over a
Million Knowledge Articles and hundreds of Community platforms