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Related Information For details about how to handle an expired OBS certificate, see OBS Certificate in a Cluster Expired. Parent topic: MRS Cluster Alarm Handling Reference
After deleting a component or cluster connected to OBS (including scenarios with storage and compute decoupled or where hot and cold datasets are stored separately), you must manually delete the service data on OBS.
A user with only the Manager_tenant or Manager_auditor permission cannot create links. cdm Password Password used for logging in to MRS Manager - OBS storage support The server must support OBS storage. When creating a Hive table, you can store the table in OBS.
Impact on the System Guardian cannot work properly, and OBS cannot be accessed. Possible Causes The HDFS service on which the Guardian service depends is abnormal. The TokenServer role instance is abnormal. Handling Procedure Check the HDFS service status.
Data Backup and Disaster Recovery Disaster recovery (DR): MRS supports data backup to Huawei Cloud OBS and offers cross-region high reliability.
{ "id" : "20190909_011820_00151_xxxxx", "statement" : "show tables", "status" : "FINISHED", "result_location" : " obs://my_bucket/uuid_date/xxxx.csv", "content" : [ [ "t1", null ], [ null, "t2" ], [ null, "t3" ] ] } Status code: 400 Failed to submit the SQL statement.
OBS: indicates that backup files are stored in OBS.
If the value of From is a connector of a file type, for example, SFTP, FTP, OBS, and HDFS files, the value of Field Mapping is the first row of data in the file. Ensure that the first row of data is complete.
Upgraded the OBS packages. Upgraded the JDK version. Resolved the issue of ResourceManager memory leakage. Added the monitoring on the exception that occurs when the ECS getSecuritykey API is called. Optimized the temporary AK/SK process.
For example, HDFSor OBS directories do not support special characters.
For example, HDFSor OBS directories do not support special characters.
Table 1 MRS console and Manager capability comparison Operation Console Manager Changing subnets, adding security group rules, controlling OBS permissions, managing agencies, and synchronizing IAM users Yes No Adding node groups, scaling out, scaling in, and upgrading specifications
Back up data to a third-party server, for example, remote HDFS (RemoteHDFS), NAS (NFS/CIFS), Object Storage Service (OBS), and SFTP server (SFTP). For details, see Backing Up Data.
Using Hive to Access OBS 08:25 Configure MRS cluster for compute and storage separation and use Hive to access OBS. Using the HBase Client 03:57 Use the cluster client to connect to HBase and create a table.
OBS Indicates that data is restored from OBS. This option is available for MRS 3.3.0-LTS.1 and later versions only.
OBS: indicates that backup files are stored in OBS.
OBS Path: Find the info.txt file in the created OBS parallel file system and click Yes. HDFS Path: Select an HDFS path, for example, /tmp/test, and click Yes. Click OK and wait until the data file is imported.
Public services such as Elastic Cloud Server (ECS), Elastic Volume Service (EVS), Object Storage Service (OBS), Virtual Private Cloud (VPC), Elastic IP (EIP), and Image Management Service (IMS) are shared within the same region.
Upgraded the OBS packages. Upgraded the JDK version. Resolved the issue of ResourceManager memory leakage. Added the monitoring on the exception that occurs when the ECS getSecuritykey API is called. Optimized the temporary AK/SK process.
After a job is executed, the system will compress and save the logs to the corresponding path if you choose to save job logs to OBS or HDFS. Therefore, after a job execution of this type is completed, the job status is still Running.
