Benchmark the cluster operational metrics, test system configuration for operation and efficiency. Demonstrate ability to find the root cause of a problem, optimize inefficient execution, and resolve resource contention scenarios. Execute file system commands via HTTPFS Efficiently copy data within a cluster/between clusters Create/Restore a snapshot of an HDFS directory Get/Set ACLs for a file or …
As we have successfully enabled encryption let us go ahead and validate it. As part of the validation we will create encrypted zones as well. Encrypted Zone is nothing but directory in HDFS. These directories can be managed by KEY_ADMIN_USER only (itversity in our case) Now we can click on Validate step which will give …
Let us understand few details about Encryption, enable encryption and then how we can create encrypted zones in HDFS. When we say Data Encryption we are actually talking about business data that is stored in HDFS. This is different from log and query redaction. Data encryption is mandatory for many government, financial, and regulatory entities, …
As we have setup centralized local yum repository server on first node, now we have to copy repo files pointing to local yum repository server on all the nodes in the cluster. We will only setup on first 7 servers as the last one is reserved for the task where we will see the process …
Handling Personally identifiable information like credit card numbers, passport numbers data is very important for the enterprises. Cloudera introduced a feature called Sensitive Data Redaction from version 5.4.0 to manage the sensitive information in HDFS. E.g.: Sensitive Data Redaction will get credit-card numbers out of log files and SQL queries. In Cloudera Manager there are …
We have already seen how to setup Hue, create users and groups in Hue. Click here to revise details with respect to Hue.
