Monitor and troubleshoot ECS performance issues

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View monitoring data, set alerts, and troubleshoot CPU, memory, disk, and network issues on ECS instances.

Performance monitoring and alerting

Troubleshoot and resolve issues

CPU

Memory

Disk

Network

Are ECS monitoring and GPU monitoring installed by default?

The CloudMonitor agent is installed on servers by default. In the CloudMonitor console, on the Cloud Resource Monitoring > Host Monitoring page, the Auto Install Agent switch is enabled by default, so servers automatically display monitoring data. To manually install or uninstall the agent, see Install and uninstall the Cloud Monitor agent.

How do I uninstall the CloudMonitor agent from an ECS instance?

The CloudMonitor agent (process name: argusagent) collects OS-level metrics such as memory, network, and disk data from ECS instances.

After you uninstall the CloudMonitor agent, the CloudMonitor console stops collecting OS-level metrics for the instance (historical data is not affected). Basic monitoring in the ECS console (such as CPU utilization and network traffic) does not rely on this agent and remains available after uninstallation.

Linux

Log on to the instance as the root user and run the following commands in sequence.

# Stop the CloudMonitor agent
bash /usr/local/cloudmonitor/cloudmonitorCtl.sh stop
# Uninstall the CloudMonitor agent
bash /usr/local/cloudmonitor/cloudmonitorCtl.sh uninstall
# Remove the directory
rm -rf /usr/local/cloudmonitor
Windows

Log on to the instance as the Administrator, open Command Prompt (Win+R, then type cmd), and run the following commands in sequence.

# Stop the CloudMonitor agent
net stop argusagent
# Uninstall the CloudMonitor agent
"C:\Program Files\Alibaba\cloudmonitor\bin\argusagent_service.exe" uninstall
# Remove the directory
cd C:\Program Files\Alibaba
rd /s /q cloudmonitor

For more information, see Install and uninstall the Cloud Monitor agent.