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Flink OpenSource SQL Jobs Using DEW to Manage Access Credentials Scenario When DLI writes the output data of Flink jobs to MySQL or GaussDB(DWS), you need to set attributes such as the username and password in the connector. However, information such as usernames and passwords is
Can Backend Servers of a Load Balancer Run Different OSs? Yes, you can associate backend servers that run different OSs with a load balancer. ELB does not restrict OSs of backend servers as long as applications on these servers are the same and the data is consistent. To make management
What OSs Can I Install the Database Audit Agent On? To use database audit, you need to install its agent on the required database, application, or proxy side, and then connect to the database audit instance. The database audit agent can run on 64-bit Linux or 64-bit Windows. The following
Upgrading the Minor Version of a Standard HTAP Instance (OBT) Scenarios You can upgrade the minor version of your standard HTAP instance to improve performance, optimize functions, and fix bugs. Upgrade Methods A minor version can be upgraded in either of the following ways: Upon
Applying for a Private Domain Name for a Proxy Instance (OBT) You can use a private network domain name to connect to a proxy instance. Constraints To use this function, submit a request by choosing Service Tickets > Create Service Ticket in the upper right corner of the management
What Is the Number of Concurrent Jobs for Different CDM Cluster Versions? CDM migrates data through data migration jobs. It works in the following way: When data migration jobs are submitted, CDM splits each job into multiple tasks based on the Concurrent Extractors parameter in the
Class Cannot Be Found After Flume Submits Jobs to Spark Streaming Issue After Flume submits jobs to Spark Streaming, the class cannot be found. Symptom After the Spark Streaming code is packed into a JAR file and submitted to the cluster, an error message is displayed indicating that
A Large Number of Jobs Occupying Resources After Yarn Is Started in a Cluster Symptom In an MRS 2.x cluster or earlier, a large number of jobs are generated after Yarn is started, occupying computing resources of the cluster. Cause Analysis If the source IP address of the Any protocol
How Do I Unsubscribe from CSBS or VBS Resource Packages? If you want to migrate resources from CSBS and VBS to CBR, the original yearly/monthly CSBS and VBS packages cannot be migrated. In this case, you can unsubscribe from the packages yourself or create a service ticket. For details
What OSs Are Supported If I Want to Install Docker on a Linux ECS? If you want to install Docker on your Linux ECS, ensure that the OS of your ECS is supported by Docker. Table 1 lists the OSs supported by Docker. Table 1 OSs supported by Docker OS Version Location CentOS CentOS 7
What Are the Differences Between the Client Mode and Cluster Mode of Spark Jobs? You need to understand the concept ApplicationMaster before understanding the essential differences between Yarn-client and Yarn-cluster. In Yarn, each application instance has an ApplicationMaster process
Does VBS Support Simultaneous Backup of All EVS Disks on a Server? Yes. Users can create a backup policy and associate the backup policy with multiple EVS disks. Then the backup policy can be executed to back up the multiple EVS disks at the same time.
How Long Does VBS Take to Back Up an EVS Disk? The initial backup of an EVS disk is a full backup and subsequent backup operations are all incremental backups. The initial backup takes a long time whereas subsequent incremental operations are much shorter. For example, a full backup
How Do I Forcibly Stop MapReduce Jobs Executed by Hive? Question How do I stop a MapReduce task manually if the task is suspended for a long time? Answer Log in to FusionInsight Manager. Choose Cluster > Name of the desired cluster > Services > Yarn. On the left pane, click ResourceManager
How Do I View the Resource Usage of DLI Spark Jobs? Viewing the Configuration of a Spark Job Log in to the DLI console. In the navigation pane, choose Job Management > Spark Jobs. In the job list, locate the target job and click next to Job ID to view the parameters of the job. The
How Do I Check for a Backlog of Jobs in the Current DLI Queue? Symptom You need to check the large number of jobs in the Submitting and Running states on the queue. Solution Use Cloud Eye to view jobs in different states on the queue. The procedure is as follows: Log in the management
Can I Attach a Shared Disk to Servers Running Different OSs? It is recommended that you do not simultaneously attach a shared disk to servers running Linux and Windows. If a shared disk is attached to servers running different versions of the same OS type, it can be used normally.
How Do I Forcibly Stop MapReduce Jobs Executed by Hive? Question How do I stop a MapReduce task manually if the task is suspended for a long time? Answer Log in to FusionInsight Manager. Choose Cluster > Name of the desired cluster > Services > Yarn. On the left pane, click ResourceManager
Does VBS Support Simultaneous Backup of All EVS Disks on a Server? Yes. Users can create a backup policy and associate the backup policy with multiple EVS disks. Then the backup policy can be executed to back up the multiple EVS disks at the same time.
How Long Does VBS Take to Back Up an EVS Disk? The initial backup of an EVS disk is a full backup and subsequent backup operations are all incremental backups. The initial backup takes a long time whereas subsequent incremental operations are much shorter. For example, a full backup
