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An Error Is Reported When a Yarn Client Command Is Used to Query Historical Jobs Symptom When a Yarn client command is executed to query historical jobs, the following error is reported and the process is terminated. Cause Analysis The memory allocated to the client is insufficient
Can a VBS Backup of a System Disk Be Used to Restore the System Disk of an ECS? Yes. You can restore the system disk using a VBS backup. Before restoring the system disk, you must detach it from the ECS. You can also use a VBS backup of the system disk to create new EVS disks. However
Creating a VBS Backup (Native OpenStack API) (Deprecated) Function This API is used to create a VBS backup. This API has been deprecated. URI URI format POST /v2/{project_id}/backups Parameter description Parameter Mandatory Description project_id Yes Project ID For details about
Deleting a VBS Backup (Native OpenStack API) (Deprecated) Function This API is used to delete a VBS backup. This API has been deprecated. URI URI format DELETE /v2/{project_id}/backups/{backup_id} Parameter description Parameter Mandatory Description project_id Yes Project ID For
Can a VBS Backup of a System Disk Be Used to Restore the System Disk of an ECS? Yes. You can restore the system disk using a VBS backup. Before restoring the system disk, you must detach it from the ECS. You can also use a VBS backup of the system disk to create new EVS disks. However
How Do I Migrate Data from a Cloud Platform Not Supported by OMS? If the data to be migrated is stored in a NAS file system, use Method 1. If the data to be migrated can be accessed publicly through HTTP or HTTPS and you can list the names and download links of all the objects to
How Does OMS Ensure Data Consistency Between the Source and Destination Buckets? During the migration, whenever an object is migrated, OMS performs a consistency check on the object. If a source object is inconsistent with its paired destination one, the object is recorded as failed
Are the EVS Disk Device Names on the Console and the Device Names in BMS OSs Consistent? Local System Disk The EVS disk device names displayed on the BMS details page on the VPC console are inconsistent with the device names displayed in the BMS OS. To prevent impact of device name
How Do I Synchronize the Changed Names of CDM Jobs to DataArts Factory? Symptom Updated names of CDM jobs cannot be synchronized to DataArts Factory. Solution After renaming a CDM job, you need to select the renamed CDM job in the CDM node attributes on the DataArts Factory console
[Notice] Starting OBT for DDS 5.0 on July 24, 2024 Huawei Cloud will start open beta testing (OBT) for Document Database Service (DDS) 5.0 on July 24, 2024. OBT Time and Regions Regions CN East2, CN East-Qingdao, ME-Riyadh, CN-Hong Kong, AP-Jakarta, and AP-Bangkok from July 24, 2024
Operates and maintains the infrastructure layer, including compute, networking, storage, OBS bucket, and security services. Assigns a project owner to coordinate between the two parties and to manage, review, and accept services provided by Huawei Cloud.
What Can I Do If DataArts Studio Occasionally Fails to Schedule Spark Jobs? Symptom DataArtsStudio occasionally fails to schedule Spark jobs and the rescheduling also fails. The following error information is displayed: Caused by: org.apache.spark.SparkException: Application application
What Should I Do If Submitted Yarn Jobs Cannot Be Viewed on the Web UI? Question: Why a created Yarn job cannot be viewed when I log in to Manager as the admin user? Answer: The admin user is a user on the cluster management page. Check whether the user has the supergroup permission
How Do I View SQL Statements of Hive Jobs on the Yarn Web UI? Log in to FusionInsight Manager as a service user. Choose Cluster > Services > Yarn. Click ResourceManager(xxx,Active) next to ResourceManager WebUI. On the YARN web UI, click the ID of the job to be viewed. Click ApplicationMaster
How Can I Check Whether DNS Verification Takes Effect for Windows OSs? This topic describes how to check whether domain ownership DNS verification takes effect on Windows OSs. After you submit a certificate application to the CA, complete the domain ownership verification by DNS.
Is There Any Conflict When Models of Two Training Jobs Are Saved in the Same Directory of a Container? Storage directories of ModelArts training jobs do not affect each other. Environments are isolated from each other, and data of other jobs cannot be viewed. Parent topic: Viewing
How Do I Use PyCharm ToolKit to Create Multiple Jobs for Simultaneous Training? PyCharm ToolKit supports only one job at a time. To run another job, you must manually stop the current one. Parent topic: Using PyCharm Toolkit
What Should I Consider When Transferring or Operating Data Between Different OSs? Convert the format of a data file before importing the file. Run the following command to convert the format of a file in the Windows OS to that in the Unix-like OS: dos2unix {filename} Run the following
[Notice] Starting OBT for DDS Cluster 5.0 on Nov 5, 2024 Huawei Cloud will start open beta testing (OBT) for Document Database Service (DDS) cluster 5.0 on November 5, 2024. OBT Time and Regions Regions CN East2, CN East-Qingdao, ME-Riyadh, CN-Hong Kong, AP-Jakarta, and AP-Bangkok
What Should I Do If the Error Message "UnknownScannerExeception" Is Displayed for Spark Jobs? Symptom Spark jobs run slowly. Warning information is printed in run logs, and the error cause is UnknownScannerExeception. Solution Before running a Spark job, adjust the value of hbase.client.scanner.timeout.period
