May 2017
Intermediate to advanced
348 pages
7h 8m
English
Content preview from Hadoop 2.x Administration CookbookBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Recycle or trash bin configuration
There will also be cases where we need to restore an accidently deleted file or directory. This may be due to a user error or some archiving policy that cleans data periodically.
For such situations, we can configure the recycle bin so that the deleted files can be restored for a specified amount of time. In this recipe, we will see that this can be configured.
Getting ready
This recipe shows the steps needed to edit the configuration file and add new parameters to the file to enable trash in the Hadoop cluster.
How to do it...
- ssh to Namenode and edit the
core-site.xmlfile to add the following property to it:<property> <name>fs.trash.interval</name> <value>10080</value> </property>
- The
fs.trash.intervalparameter ...
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