Back to course home
0% completed
Summary: HDFS
Here is a quick summary of HDFS for you!
Summary
- HDFS is a scalable distributed file system for large, distributed data-intensive applications.
- HDFS uses commodity hardware to reduce infrastructure costs.
- HDFS provides APIs for usual file operations like
create
,delete
,open
,close
,read
, andwrite
. - Random writes are not possible; writes are always made at the end of the file in an append-only fashion.
- HDFS does not support multiple concurrent writers.
- An HDFS cluster consists of a single NameNode and multiple DataNodes and is accessed by multiple clients.
.....
.....
.....
Like the course? Get enrolled and start learning!