What is the difference between hdfs and nas

HDFS runs on a cluster of machines and provides redundancy using a replication which makes it highly available and reliable. But in NAS is a single machine, therefore, does not provide data redundancy and hence reliability cannot be guaranteed. Toggle navigation. Best Answers. Who won the epic battle between Jay-Z and Nas? Leave a Reply Cancel reply Enter your comment here Fill in your details below or click an icon to log in:. Email required Address never made public.

Name required. Follow Following. Sign me up. Already have a WordPress. It does not provide any reliability guarantees if that machine goes down, this means that it will only store as much information as can be stored in one machine. Finally, as all the data is stored on a single machine, all the clients must go to this machine to retrieve their data.

This can overload the server if a large number of clients must be handled. Clients must also always copy the data to their local machines before they can operate on it. HDFS is designed to store a very large amount of information terabytes or petabytes. This requires spreading the data across a large number of machines. It also supports much larger file sizes than NFS. HDFS should store data reliably. Last Updated : 11 Aug, Recommended Articles. Article Contributed By :.

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