HDFS Common Parameters

Modifying HDFS Parameters

1. Log in to FusionInsight Manager.
2. Choose Cluster > Services > HDFS > Configurations > All Configurations.
3. Modify the parameters as required.

   Table 1 HDFS parameters

   Parameter	Description	Default Value
   fs.obs.security.provider	Implementation method of obtaining the key for accessing the OBS file system Value options are as follows: com.huawei.mrs.MrsObsCredentialsProvider: obtains a credential through an MRS agency. com.obs.services.EcsObsCredentialsProvider: obtains an AK/SK through the ECS service. com.obs.services.BasicObsCredentialsProvider: uses the AK/SK information transferred to OBS. com.obs.services.EnvironmentVariableObsCredentialsProvider: reads AK/SK information from environment variables.	com.huawei.mrs.MrsObsCredentialsProvider

4. After the parameters are configured, click Save. Confirm the operation impact and click OK.
5. Wait until the message "Operation succeeded" is displayed. Click Finish. The configuration is modified.

   Check whether there is any service whose configuration has expired in the cluster. If yes, restart the corresponding service or role instance for the configuration to take effect.