The metrics-server component is used to collect resource usage data. You can use metrics-server to collect and monitor resource metrics of your cluster. This topic introduces metrics-server and describes the usage notes and release notes for metrics-server.
Introduction
The metrics-server component is a resource monitoring tool built based on the open source Metrics Server by Container Service for Kubernetes (ACK). The component collects resource usage metrics for all pods in your cluster and enables Horizontal Pod Autoscaler (HPA). You can call the Metrics API to retrieve monitoring metrics.
For more information about the open source Metrics Server, see Kubernetes Metrics Server.
Usage notes
The metrics-server component collects resource usage metrics of all pods in the cluster. For more information, see Monitor basic resources.
Release notes
May 2022
Version | Image address | Release date | Description | Impact |
---|---|---|---|---|
v0.3.8.7-307cf45-aliyun | registry.{REGION}.aliyuncs.com/acs/metrics-server:v0.3.8.5-307cf45-aliyun | May 2022 |
This image version is in canary release. Compatibility with Kubernetes 1.22 is added. |
No impact on workloads |
February 2022
Version | Image address | Release date | Description | Impact |
---|---|---|---|---|
v0.3.8.6-307cf45-aliyun | registry.{REGION}.aliyuncs.com/acs/metrics-server:v0.3.8.5-307cf45-aliyun | February 2022 |
This image version is in canary release. Compatibility with Kubernetes earlier than 1.22 is added. |
No impact on workloads |
May 2021
Version | Image address | Release date | Description | Impact |
---|---|---|---|---|
v0.3.8.5-307cf45-aliyun | registry.{REGION}.aliyuncs.com/acs/metrics-server:v0.3.8.5-307cf45-aliyun | May 2021 |
|
No impact on workloads |
April 2021
Version | Image address | Release date | Description | Impact |
---|---|---|---|---|
v0.2.2-b4bf266-aliyun | registry.{REGION}.aliyuncs.com/acs/metrics-server:v0.2.2-b4bf266-aliyun | April 2021 |
|
We recommend that you upgrade the component to the latest version. |