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How Do I Enable My ECS to Boot From the Second Kernel If It Fails to Boot from the First Kernel? Scenarios The operations described in this section apply to ECSs running CentOS or EulerOS with at least two kernels installed. CentOS 6 Log in to the management console, restart the ECS
Can I Upgrade Version for a DCS Redis Instance, for Example, from Redis 4.0 to Redis 5.0? No. Different Redis versions use different underlying architectures. The Redis version used by a DCS instance cannot be changed once the instance is created. If your service requires the features
What Should I Do If I Can't Connect to My ECS (Microsoft SQL Server) Instance? Error message: The TCP/IP connection to the host 100.xxx.xx.xx, port xxx has failed. Error cause: The port number of the self-built database is incorrect, or the network is disconnected. Solution: Ensure
How Do I Configure an ECS, a BMS, or an Image File Before I Use It to Create an Image? ECS or Image File Configurations Table 1 ECS configurations OS Configuration Windows Configuring DHCP Enabling Remote Desktop Connection Installing the One-Click Password Reset Plug-In (Optional
What Should I Do If the Default Queue of a New DLI SQL Script in DataArts Factory Has Been Deleted? Symptom The default queue of a new DLI SQL script has been deleted. Figure 1 DLI SQL script Possible Cause When a DLI SQL script is used or opened, the queue selected for the script
How Can I Associate a TE40 That Has Been Added to the Huawei Cloud Meeting Management Platform with the Huawei Cloud? After the hard terminal is activated, it is automatically associated with Huawei Cloud. For details about how to activate a hard terminal, see Configuring the TE30
What Do I Do When the System Displays a Message Indicating No Service Available After a Terminal Is Connected to the ACS? TE10/TE20 Log in to the web interface of the hard terminal. Choose System Settings > Network, click the Registration tab, and set Cloud platform type to Manual
How Does a Master Account and Its Member Accounts Check Whether Unified Accounting Management Has Been Enabled? If you have a master account, log in to the Enterprise Center using this account, and check whether a link to the Cost Center is displayed in the upper part of the Organizations
How Do I Obtain My Disk Device Name in the ECS OS Using the Device Identifier Provided on the Console? Scenarios You find that the device name displayed in the ECS OS is different from that displayed on the management console and you cannot determine which disk name is correct. This
Why Does the System Display Invalid Certificate or Associated Chain When I Log In to a Windows ECS from a Mac? Symptom When you use Microsoft Remote Desktop for Mac to remotely access a Windows ECS, the system displays invalid certificate or associated chain. Figure 1 Microsoft Remote
Why Can't I Find My Newly Purchased Data Disk After I Log In to My Windows ECS? Symptom After logging in to my Windows ECS, I cannot find the attached data disk. Formatting a disk will cause data loss. Before formatting a disk, create a backup for it. Possible Causes A newly added
What Should I Do If I Cannot Use MSTSC to Log In to an ECS Running the Windows Server 2012 OS? Symptom An ECS running the Windows Server 2012 OS has password authentication configured during ECS creation. When a user used the initial password and MSTSC to log in to the ECS, the login
Why Is"The throttling threshold has been reached" Returned When I Call an API to Delete a Media File? The maximum number of API calls for Deleting Media Files has been reached. To prevent service interruption due to repeated API calls within a short period, API rate limiting is configured
Error Message "The API does not exist or has not been published in an environment" Is Displayed When an API Is Called Using JavaScript Cause Analysis The possible causes are as follows: The API is not published in an environment. The URL to be accessed is different from that in the
Full Synchronization Error: has date/datetime: *** which is outside of dest allowed range Scenarios During a full synchronization from Oracle to MySQL, an error is reported, and the log information is as follows: service DATAMOVE failed, cause by: java.lang.InterruptedException: Database
Why Can't I Access an ECS Running CentOS 7 Using SSH After I Changed the Default SSH Port? Symptom After the default port of the SSH service is changed, and inbound traffic on the new port is allowed by the ECS security group, you cloud not access the ECS using SSH. Constraints The
Why Do I Get the Error "No space left on device" When I Create a File on a Linux ECS? Symptom When you create a file on a Linux ECS, the error message "No space left on device" is displayed. Possible Causes The block usage on the disk reaches 100%. The inode usage on the disk reaches
Why Is "(error) NOAUTH Authentication required" Displayed When I Access a DCS Redis Instance? This is because you have enabled password-free access for the instance. To prevent the error message from appearing, do not enter any password. Parent topic: Client and Network Connection
Why Is Memory of a DCS Redis Instance Unchanged After Data Migration Using Rump, Even If No Error Message Is Returned? For details on how to use Rump, see the Online Migration from Another Cloud Using Rump. Possible causes: Rump does not support migration to cluster DCS instances.
Do I Need Two VPN Connections to Connect Four Subnets of Two Regions If Each Region Has Two Subnets? No. Only one VPN connection is required between two regions. The subnets can all be added to the VPN connection. In this scenario, if you attempt to create a second VPN connection,
