Scenario Description of Failure Symptoms

The tag service page reports an error:

Impact Scope of the Failure

• Impact on Cloud Platform product control: Affects tag querying and modification.
• Impact on user's workload: None.

Failure Location and Analysis

Backend service abnormality, containerized deployment:

1. The status of the pod is abnormal.
2. A single API feature of the service is abnormal.

Failure Emergency Response Steps

1. Check the pod status of the service: Check whether the pod is started normally and whether the pod status is normal.

   kubectl get pod -n tce | grep tag 
   

   • If the pod status is abnormal, delete and restart the pod.

     kubectl delete pod -n tce tcloud-tcenter-platform-tag-xxxxx
     

   • If the pod status is normal, use the RequestId from the page to query the service logs and troubleshoot the root cause:

     kubectl get pod -n tce | grep tcloud-tcenter-platform-tag
     kubectl exec -it -n tce tcloud-tcenter-platform-tag-xxxx bash
     cd /data/log/swoole_tag
     grep -ir "{RequestId}" ./*
     

     

Failure Recovery Verification

The page feature is recovered.