In the Linux, the following command is used to view the process. Check whether the processes that affect the high CPU usage are normal and classify them for processing.įor normal processes, you must optimize the program or upgrade server configurations.įor abnormal processes: You can manually check and kill processes or use third-party security tools to check and kill processes. Find the specific process that affects the high CPU usage.Īnalysis and processing. If the CPU utilization of the Linux ECS instance continues to be high, the system stability and business operation will be affected.

For more information, see the official documentation of the corresponding distribution. The configurations of other distributions may vary. Note: The configurations and descriptions in this topic have been tested in CentOS 6.5 64-bit operating systems. If you have granted specific users the permissions on sensitive information, such as usernames and passwords, or submitted sensitive information in the Alibaba Cloud Management Console, we recommend that you modify the sensitive information at the earliest opportunity.

For example, you can enable log backups for an ApsaraDB RDS instance.

Before you perform high-risk operations such as modifying the specifications or data of an Alibaba Cloud instance, we recommend that you check the disaster recovery and fault tolerance capabilities of the instance to ensure data security.īefore you modify the specifications or data of an Alibaba Cloud instance, such as an Elastic Compute Service (ECS) instance or an ApsaraDB RDS instance, we recommend that you create snapshots or enable backups for the instance.

Linux view cpu usage