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What Should I Do If an ECS Error Occurs When I Create and Deploy a Component on a VM? Symptom The ECS service may be unavailable when you create and deploy a component on a ServiceStage VM. For example, calling the ECS interface times out during component deployment, and the following
Why Does an ECS Fail to Be Remotely Connected Using RDP and Internal Error Code 4 Is Displayed? Symptom An internal error is displayed when you log in to a Windows ECS and you fail to connect to the ECS remotely. Generally, this problem occurs because the Remote Desktop Services is
What Should I Do If I Cannot View Data After Logging In to an ECS Using VNC? After you log in to an ECS using VNC and view data, for example, play videos or run the cat command to view large files in Linux OSs, VNC may become unavailable due to the high memory usage of the browser
What Should I Do If Executing a Driver Installation Script Failed on an ECS Running CentOS 5? Scenarios After executing the script for installing the Virtio driver on an ECS running CentOS 5, users cannot determine whether the driver has been successfully installed. This section describes
How Can I Use OBS to Transfer Files from a Local Windows Computer to a Windows ECS? Scenarios Through an intranet, an ECS can access OBS in which any type of data can be stored. After storing data such as images and videos in OBS, you can access OBS from the ECS and download data
How Can I Use SCP to Transfer Files Between a Local Linux Computer and a Linux ECS? Scenarios You want to use SCP to transfer files between a local Linux computer and a Linux ECS. Procedure Log in to the management console. On the Elastic Cloud Server page, obtain the EIP bound to
How Can I Use FTP to Transfer Files Between a Local Linux Computer and a Linux ECS? Scenarios You want to use FTP on a local Linux computer to transfer files between the computer and a Linux ECS. Prerequisites You have enabled FTP on the target ECS. If you have not enabled FTP, check
What Should I Do If Attaching a Disk to a Windows ECS Failed But There Are Still Available Device Names? Symptom On the Windows ECS details page, the system displays a message indicating that at most n more disks can be attached to the ECS. However, after you clicked Attach Disk,
How Can I Rectify the Fault That May Occur on a Linux ECS with an NVMe SSD Disk Attached? Symptom When a Linux ECS with an NVMe SSD disk attached, such as a P1 ECS, becomes faulty, you must contact the administrator to remotely rebuild the ECS again. If automatic NVMe SSD disk attachment
Why Are Disk Error Logs Printed After a Disk Attached to an ECS Is Formatted with the ext4 File System? Symptom When a VBD disk is attached to an ECS and the partition is in ext4 format, the following log may be displayed on the console: blk_update_request: operation not supported
What Should I Do If the One-Click Password Reset Plug-ins Installed on a Linux ECS Fail to Be Started? Scenarios The one-click password reset plug-ins installed on a Linux ECS fail to be started. Symptom When a user ran sudo sh setup.sh to install one-click password reset plug-ins
How Can I Use WinSCP to Transfer Files from a Local Windows Computer to a Linux ECS? Scenarios WinSCP can be used to securely copy-paste files across local and remote computers. Compared with FTP, WinSCP allows you to use a username and password to access the destination server without
Why Can't I Obtain the Password for Logging In to My Windows ECS Authenticated Using a Key Pair? Symptom A private key cannot be used to obtain the password for logging in to a Windows ECS that is authenticated using a key pair. Possible Causes The password fails to inject using Cloudbase-Init
How Can I Use SFTP to Transfer Files Between a Local Linux Computer and a Linux ECS? Scenarios You want to use SFTP to transfer files between a local Linux computer and a Linux ECS. The following uses CentOS as an example. Procedure Log in to the ECS as user root. Run the following
Why Does Login Fail When an Account That Has Mobile OTP Application Bound Is Used to Log In? Symptom When you log in to a CBH system using an account bound with a mobile OTP, the message "You cannot log in to the system using the mobile token. Try other login methods" is displayed
Why Am I Still Being Billed After My EIP Has Been Unbound or Released? Symptom After my EIP is unbound from an instance or is released, the EIP is still being billed. Yearly/monthly EIPs are prepaid and you have already paid for the EIPs during the validity period. Unbinding an EIP
Why Is a Message Indicating that the Video Has Been Deleted Displayed When I Open a Recording File? After the meeting ends, the recording file needs to be parsed and transcoded. The time required for parsing and transcoding is estimated to be the same as the recording duration. Open
Can I Change the Specifications Defined by a Private Image When I Use the Image to Create an ECS? Yes. You can specify the CPU, memory, bandwidth, system and data disks of the ECS you are creating. The system disk must be smaller than 1,024 GB but no less than the system disk capacity
Is There Any Difference Between the Image Created from a CSBS/CBR Backup and That Created from an ECS? No. You can create a full-ECS image from an ECS, a CSBS backup, or a CBR backup. When you create a full-ECS image from an ECS, the system first creates a backup for the ECS and then
How Do I Change Default DNS Servers of an ECS to Huawei Cloud Private DNS Servers? Huawei Cloud provides private DNS servers for domain name resolution. ECSs use public domain names to access the Internet, but use private domain names to access cloud services like OBS and SMN, with
