NameNode Recovery Vs Failover | Hadoop Administration | Edureka
4.8 هزار بار بازدید -
10 سال پیش
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The Name Node is the centerpiece of an HDFS file system. It keeps the directory tree of all files in the file system, and tracks where across the cluster the file data is kept.It does not store the data of these files itself.The Name Node’s function is to store metadata. In file system jargon, metadata is “data about data”– things like the owners of files, permission bits, and so forth.HDFS stores its metadata on the Name Node in two main places: the FSImage, and the edit log.
The video talks in brief about Name node recovery vs failover.
Related Blog Posts:
http://www.edureka.co/blog/namenode-h...
http://www.edureka.co/blog/fundamenta...
Edureka is a New Age e-learning platform that provides Instructor-Led Live, Online classes for learners who would prefer a hassle free and self paced learning environment, accessible from any part of the world.
All topics related to ‘NameNode Recovery vs Failover’ have extensively been covered in our course ‘Hadoop Administration and Development’.
For more information, please write back to us at [email protected]
Call us at US: 1800 275 9730 (toll free) or India: +91-8880862004
http://www.edureka.co/hadoop-admin?ut...
The Name Node is the centerpiece of an HDFS file system. It keeps the directory tree of all files in the file system, and tracks where across the cluster the file data is kept.It does not store the data of these files itself.The Name Node’s function is to store metadata. In file system jargon, metadata is “data about data”– things like the owners of files, permission bits, and so forth.HDFS stores its metadata on the Name Node in two main places: the FSImage, and the edit log.
The video talks in brief about Name node recovery vs failover.
Related Blog Posts:
http://www.edureka.co/blog/namenode-h...
http://www.edureka.co/blog/fundamenta...
Edureka is a New Age e-learning platform that provides Instructor-Led Live, Online classes for learners who would prefer a hassle free and self paced learning environment, accessible from any part of the world.
All topics related to ‘NameNode Recovery vs Failover’ have extensively been covered in our course ‘Hadoop Administration and Development’.
For more information, please write back to us at [email protected]
Call us at US: 1800 275 9730 (toll free) or India: +91-8880862004
10 سال پیش
در تاریخ 1393/08/05 منتشر شده
است.
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